{
  "name": "Packrift packingsolver fixture instance index",
  "version": "v2026.05.31",
  "generated_at": "2026-05-31T10:21:58.667Z",
  "public_page": "https://packrift-benchmark-navigator.vercel.app/packingsolver-instance-index.html",
  "source_fixture_page": "https://packrift-benchmark-navigator.vercel.app/packingsolver-fixtures.html",
  "count_boundary": "This index describes generated Packrift packingsolver input fixtures. It does not claim optimal packing solutions, real customer orders, or live fulfillment promises.",
  "counts": {
    "scenarios": 350,
    "generated_files": 1050,
    "complete_file_sets": 350,
    "scenario_families": 10
  },
  "scenario_family_counts": {
    "apparel-return": 36,
    "electronics-accessory": 35,
    "book-media": 33,
    "home-goods-small": 36,
    "subscription-bundle": 36,
    "warehouse-restock": 33,
    "marketplace-replacement": 36,
    "sample-kit": 36,
    "bulk-lightweight": 36,
    "beauty-sampler": 33
  },
  "records": [
    {
      "order_id": "packrift-20260531-0002-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "864W",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "133",
      "estimated_cube_utilization": "0.693",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0002-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0002-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0002-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0003-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "FR44",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "54",
      "estimated_cube_utilization": "0.16",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0003-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0003-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0003-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0004-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "1466",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "403.703",
      "estimated_cube_utilization": "0.801",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0004-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0004-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0004-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0005-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "15104",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "389.375",
      "estimated_cube_utilization": "0.649",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0005-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0005-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0005-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0006-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "10108",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "538.161",
      "estimated_cube_utilization": "0.673",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0006-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0006-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0006-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0007-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "2086",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "664",
      "estimated_cube_utilization": "0.692",
      "item_families": "boxes",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0007-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0007-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0007-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0008-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "6632",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "844",
      "estimated_cube_utilization": "0.733",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0008-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0008-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0008-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0009-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "17117",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "720",
      "estimated_cube_utilization": "0.53",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0009-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0009-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0009-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0010-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "24184",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "979.5",
      "estimated_cube_utilization": "0.567",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0010-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0010-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0010-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0011-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "30126",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "524.703",
      "estimated_cube_utilization": "0.243",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0011-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0011-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0011-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0012-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "261010",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1927.641",
      "estimated_cube_utilization": "0.741",
      "item_families": "mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0012-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0012-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0012-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0013-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "221510",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "1178",
      "estimated_cube_utilization": "0.357",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0013-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0013-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0013-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0014-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "301212",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1359.909",
      "estimated_cube_utilization": "0.315",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0014-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0014-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0014-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0015-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "201814",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "2960",
      "estimated_cube_utilization": "0.587",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0015-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0015-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0015-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0016-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "281812",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "4904",
      "estimated_cube_utilization": "0.811",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0016-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0016-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0016-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0017-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "261818",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "286",
      "estimated_cube_utilization": "0.034",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0017-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0017-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0017-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0018-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "AF584145",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "13360",
      "estimated_cube_utilization": "0.125",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0018-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0018-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0018-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0019-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "FSA963",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "133",
      "estimated_cube_utilization": "0.758",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0019-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0019-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0019-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0020-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "15122CT",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "207",
      "estimated_cube_utilization": "0.657",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0020-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0020-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0020-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0021-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "1964",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "336",
      "estimated_cube_utilization": "0.737",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0021-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0021-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0021-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0022-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "1196",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "315",
      "estimated_cube_utilization": "0.53",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0022-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0022-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0022-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0023-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "14144",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "638.638",
      "estimated_cube_utilization": "0.815",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0023-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0023-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0023-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0024-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "260C",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "730.406",
      "estimated_cube_utilization": "0.79",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0024-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0024-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0024-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0025-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "3266",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "481.25",
      "estimated_cube_utilization": "0.418",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0025-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0025-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0025-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0026-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "16146",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "784.203",
      "estimated_cube_utilization": "0.583",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0026-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0026-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0026-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0027-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "20146",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "956.375",
      "estimated_cube_utilization": "0.569",
      "item_families": "mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0027-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0027-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0027-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0028-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "36106",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1751.945",
      "estimated_cube_utilization": "0.811",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0028-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0028-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0028-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0029-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "161610",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "1152",
      "estimated_cube_utilization": "0.45",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0029-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0029-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0029-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0030-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "18189R",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "2074.775",
      "estimated_cube_utilization": "0.674",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0030-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0030-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0030-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0031-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "281212",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "2326.195",
      "estimated_cube_utilization": "0.577",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0031-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0031-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0031-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0032-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "DGBL1010W",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "3588",
      "estimated_cube_utilization": "0.718",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0032-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0032-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0032-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0033-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "202015",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "2048",
      "estimated_cube_utilization": "0.341",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0033-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0033-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0033-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0034-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "141440",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "3624",
      "estimated_cube_utilization": "0.462",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0034-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0034-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0034-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0035-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "402020",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "7416",
      "estimated_cube_utilization": "0.464",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0035-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0035-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0035-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0036-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "664",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "96",
      "estimated_cube_utilization": "0.667",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0036-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0036-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0036-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0037-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "10103",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "94.054",
      "estimated_cube_utilization": "0.314",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0037-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0037-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0037-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0038-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "779",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "336",
      "estimated_cube_utilization": "0.762",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0038-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0038-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0038-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0039-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "16123",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "461.25",
      "estimated_cube_utilization": "0.801",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0039-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0039-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0039-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0040-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "999",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "472",
      "estimated_cube_utilization": "0.647",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0040-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0040-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0040-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0041-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "1188",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "360",
      "estimated_cube_utilization": "0.4",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0041-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0041-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0041-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0042-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "1888",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "453",
      "estimated_cube_utilization": "0.393",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0042-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0042-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0042-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0043-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "131010",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1058.688",
      "estimated_cube_utilization": "0.814",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0043-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0043-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0043-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0044-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "18185",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1268.5",
      "estimated_cube_utilization": "0.783",
      "item_families": "mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0044-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0044-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0044-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0045-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "32106",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "672.938",
      "estimated_cube_utilization": "0.324",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0045-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0045-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0045-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0046-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "241010",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "898.75",
      "estimated_cube_utilization": "0.374",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0046-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0046-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0046-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0047-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "161612",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1084",
      "estimated_cube_utilization": "0.353",
      "item_families": "mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0047-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0047-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0047-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0048-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "22228",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "3025.25",
      "estimated_cube_utilization": "0.781",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0048-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0048-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0048-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0049-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "222210",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "684",
      "estimated_cube_utilization": "0.141",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0049-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0049-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0049-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0050-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "181818",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "3500.125",
      "estimated_cube_utilization": "0.6",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0050-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0050-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0050-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0051-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "DGBL1212W",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "4662.5",
      "estimated_cube_utilization": "0.648",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0051-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0051-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0051-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0052-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "282025",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "5708.625",
      "estimated_cube_utilization": "0.408",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0052-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0052-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0052-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0053-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "654",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "48",
      "estimated_cube_utilization": "0.4",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0053-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0053-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0053-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0054-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "1844",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "217",
      "estimated_cube_utilization": "0.753",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0054-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0054-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0054-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0055-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "FSA10104",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "302.804",
      "estimated_cube_utilization": "0.757",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0055-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0055-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0055-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0056-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "1268",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "466.578",
      "estimated_cube_utilization": "0.81",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0056-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0056-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0056-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0057-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "1188R",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "120",
      "estimated_cube_utilization": "0.17",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0057-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0057-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0057-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0058-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "DGB12126W",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "680",
      "estimated_cube_utilization": "0.787",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0058-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0058-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0058-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0059-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "18106",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "866.474",
      "estimated_cube_utilization": "0.802",
      "item_families": "mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0059-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0059-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0059-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0060-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "3666",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1053.25",
      "estimated_cube_utilization": "0.813",
      "item_families": "boxes",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0060-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0060-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0060-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0061-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "111113",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "389.375",
      "estimated_cube_utilization": "0.248",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0061-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0061-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0061-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0062-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "34106",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1431",
      "estimated_cube_utilization": "0.701",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0062-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0062-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0062-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0063-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "171410",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1946",
      "estimated_cube_utilization": "0.818",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0063-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0063-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0063-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0064-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "36146",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1785.656",
      "estimated_cube_utilization": "0.59",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0064-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0064-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0064-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0065-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "FSB370",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "704",
      "estimated_cube_utilization": "0.196",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0065-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0065-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0065-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0066-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "CP8511HD",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "696.469",
      "estimated_cube_utilization": "0.149",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0066-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0066-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0066-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0067-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "261812",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "4489.25",
      "estimated_cube_utilization": "0.799",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0067-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0067-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0067-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0068-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "242412",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "5649",
      "estimated_cube_utilization": "0.817",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0068-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0068-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0068-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0069-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "481616",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "500",
      "estimated_cube_utilization": "0.041",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0069-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0069-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0069-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0070-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "943",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "33.25",
      "estimated_cube_utilization": "0.308",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0070-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0070-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0070-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0071-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "884",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "208",
      "estimated_cube_utilization": "0.813",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0071-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0071-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0071-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0072-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "8412",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "276.25",
      "estimated_cube_utilization": "0.719",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0072-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0072-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0072-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0073-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "1884",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "299.406",
      "estimated_cube_utilization": "0.52",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0073-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0073-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0073-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0074-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "19123",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "456.625",
      "estimated_cube_utilization": "0.668",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0074-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0074-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0074-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0075-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "12126",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "705",
      "estimated_cube_utilization": "0.816",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0075-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0075-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0075-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0076-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "26104",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "819.25",
      "estimated_cube_utilization": "0.788",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0076-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0076-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0076-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0077-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "13109SC",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "87",
      "estimated_cube_utilization": "0.071",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0077-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0077-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0077-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0078-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "2488",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "864",
      "estimated_cube_utilization": "0.563",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0078-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0078-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0078-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0079-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "141212",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1529.078",
      "estimated_cube_utilization": "0.758",
      "item_families": "mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0079-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0079-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0079-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0080-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "181210R",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1588.195",
      "estimated_cube_utilization": "0.687",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0080-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0080-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0080-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0081-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "FSB640",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "66.5",
      "estimated_cube_utilization": "0.023",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0081-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0081-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0081-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0082-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "241212W",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1344",
      "estimated_cube_utilization": "0.389",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0082-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0082-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0082-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0083-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "181616",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "2236.625",
      "estimated_cube_utilization": "0.485",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0083-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0083-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0083-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0084-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "241515",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "4039.875",
      "estimated_cube_utilization": "0.748",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0084-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0084-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0084-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0085-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "481212",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "4800",
      "estimated_cube_utilization": "0.694",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0085-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0085-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0085-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0086-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "222222",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "5175.094",
      "estimated_cube_utilization": "0.486",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0086-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0086-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0086-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0088-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "1083",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "181.554",
      "estimated_cube_utilization": "0.756",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0088-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0088-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0088-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0089-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "976",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "149.703",
      "estimated_cube_utilization": "0.396",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0089-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0089-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0089-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0090-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "888W5C",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "288",
      "estimated_cube_utilization": "0.563",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0090-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0090-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0090-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0091-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "1287",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "525.25",
      "estimated_cube_utilization": "0.782",
      "item_families": "boxes",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0091-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0091-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0091-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0092-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "13135",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "682.031",
      "estimated_cube_utilization": "0.807",
      "item_families": "mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0092-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0092-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0092-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0093-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "15116",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "520",
      "estimated_cube_utilization": "0.525",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0093-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0093-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0093-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0094-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "11812",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "834.75",
      "estimated_cube_utilization": "0.707",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0094-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0094-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0094-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0095-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "151010",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1095",
      "estimated_cube_utilization": "0.73",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0095-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0095-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0095-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0096-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "24108",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1563.781",
      "estimated_cube_utilization": "0.814",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0096-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0096-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0096-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0097-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "24128R",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "1530",
      "estimated_cube_utilization": "0.664",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0097-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0097-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0097-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0098-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "181312",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "684.203",
      "estimated_cube_utilization": "0.244",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0098-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0098-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0098-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0099-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "241212",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1628.938",
      "estimated_cube_utilization": "0.471",
      "item_families": "mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0099-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0099-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0099-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0100-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "321212",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "3609",
      "estimated_cube_utilization": "0.783",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0100-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0100-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0100-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0101-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "121236",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "576",
      "estimated_cube_utilization": "0.111",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0101-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0101-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0101-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0102-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "441212",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1746.551",
      "estimated_cube_utilization": "0.276",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0102-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0102-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0102-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0103-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "202025",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "6581.156",
      "estimated_cube_utilization": "0.658",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0103-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0103-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0103-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0105-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "1054",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "108",
      "estimated_cube_utilization": "0.54",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0105-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0105-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0105-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0106-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "1066",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "254.054",
      "estimated_cube_utilization": "0.706",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0106-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0106-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0106-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0107-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "1684",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "419.388",
      "estimated_cube_utilization": "0.819",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0107-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0107-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0107-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0108-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "18123",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "506.054",
      "estimated_cube_utilization": "0.781",
      "item_families": "mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0108-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0108-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0108-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0109-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "1388",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "589.875",
      "estimated_cube_utilization": "0.709",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0109-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0109-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0109-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0110-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "11118",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "500",
      "estimated_cube_utilization": "0.517",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0110-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0110-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0110-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0111-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "15117",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "930.25",
      "estimated_cube_utilization": "0.805",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0111-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0111-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0111-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0112-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "141010",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1063.479",
      "estimated_cube_utilization": "0.76",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0112-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0112-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0112-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0113-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "16129",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "717.75",
      "estimated_cube_utilization": "0.387",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0113-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0113-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0113-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0114-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "131313",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1619",
      "estimated_cube_utilization": "0.737",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0114-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0114-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0114-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0115-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "26138",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1007",
      "estimated_cube_utilization": "0.372",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0115-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0115-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0115-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0116-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "171414",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "2627.161",
      "estimated_cube_utilization": "0.788",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0116-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0116-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0116-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0117-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "29179",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "826.5",
      "estimated_cube_utilization": "0.186",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0117-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0117-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0117-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0118-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "201616",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1114.313",
      "estimated_cube_utilization": "0.218",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0118-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0118-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0118-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0119-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "222014",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "4250.813",
      "estimated_cube_utilization": "0.69",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0119-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0119-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0119-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0120-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "241624",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "4935.406",
      "estimated_cube_utilization": "0.536",
      "item_families": "mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0120-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0120-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0120-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0122-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "864W",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "102",
      "estimated_cube_utilization": "0.531",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0122-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0122-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0122-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0124-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "1466",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "405",
      "estimated_cube_utilization": "0.804",
      "item_families": "boxes",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0124-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0124-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0124-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0125-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "15104",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "393.25",
      "estimated_cube_utilization": "0.655",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0125-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0125-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0125-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0126-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "10108",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "509.703",
      "estimated_cube_utilization": "0.637",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0126-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0126-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0126-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0127-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "2086",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "772.054",
      "estimated_cube_utilization": "0.804",
      "item_families": "mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0127-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0127-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0127-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0128-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "6632",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "824.938",
      "estimated_cube_utilization": "0.716",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0128-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0128-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0128-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0129-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "17117",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "739.5",
      "estimated_cube_utilization": "0.544",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0129-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0129-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0129-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0130-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "24184",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1186.563",
      "estimated_cube_utilization": "0.687",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0130-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0130-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0130-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0131-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "30126",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1372.625",
      "estimated_cube_utilization": "0.635",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0131-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0131-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0131-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0132-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "261010",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "2005.188",
      "estimated_cube_utilization": "0.771",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0132-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0132-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0132-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0133-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "221510",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "2040",
      "estimated_cube_utilization": "0.618",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0133-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0133-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0133-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0134-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "301212",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "2604",
      "estimated_cube_utilization": "0.603",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0134-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0134-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0134-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0135-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "201814",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "3314",
      "estimated_cube_utilization": "0.658",
      "item_families": "boxes",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0135-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0135-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0135-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0136-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "281812",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "4938",
      "estimated_cube_utilization": "0.816",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0136-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0136-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0136-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0137-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "261818",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "325",
      "estimated_cube_utilization": "0.039",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0137-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0137-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0137-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0138-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "AF584145",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "2575",
      "estimated_cube_utilization": "0.024",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0138-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0138-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0138-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0139-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "FSA963",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "135.5",
      "estimated_cube_utilization": "0.772",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0139-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0139-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0139-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0140-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "15122CT",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "227.195",
      "estimated_cube_utilization": "0.721",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0140-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0140-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0140-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0141-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "1964",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "33.25",
      "estimated_cube_utilization": "0.073",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0141-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0141-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0141-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0142-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "1196",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "243",
      "estimated_cube_utilization": "0.409",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0142-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0142-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0142-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0143-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "14144",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "627.688",
      "estimated_cube_utilization": "0.801",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0143-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0143-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0143-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0144-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "260C",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "741.75",
      "estimated_cube_utilization": "0.802",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0144-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0144-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0144-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0145-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "3266",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "117",
      "estimated_cube_utilization": "0.102",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0145-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0145-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0145-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0146-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "16146",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "740",
      "estimated_cube_utilization": "0.551",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0146-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0146-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0146-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0147-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "20146",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1265.469",
      "estimated_cube_utilization": "0.753",
      "item_families": "mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0147-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0147-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0147-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0148-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "36106",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1224",
      "estimated_cube_utilization": "0.567",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0148-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0148-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0148-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0149-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "161610",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "320",
      "estimated_cube_utilization": "0.125",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0149-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0149-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0149-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0150-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "18189R",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1634.688",
      "estimated_cube_utilization": "0.531",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0150-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0150-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0150-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0151-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "281212",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "3273",
      "estimated_cube_utilization": "0.812",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0151-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0151-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0151-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0152-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "DGBL1010W",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "3718",
      "estimated_cube_utilization": "0.744",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0152-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0152-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0152-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0153-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "202015",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "3872",
      "estimated_cube_utilization": "0.645",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0153-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0153-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0153-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0154-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "141440",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1374.75",
      "estimated_cube_utilization": "0.175",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0154-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0154-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0154-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0155-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "402020",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "8326",
      "estimated_cube_utilization": "0.52",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0155-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0155-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0155-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0156-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "664",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "48",
      "estimated_cube_utilization": "0.333",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0156-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0156-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0156-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0157-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "10103",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "188.107",
      "estimated_cube_utilization": "0.627",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0157-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0157-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0157-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0158-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "779",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "229.703",
      "estimated_cube_utilization": "0.521",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0158-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0158-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0158-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0159-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "16123",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "445.25",
      "estimated_cube_utilization": "0.773",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0159-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0159-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0159-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0160-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "999",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "569.25",
      "estimated_cube_utilization": "0.781",
      "item_families": "boxes",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0160-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0160-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0160-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0161-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "1188",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "120",
      "estimated_cube_utilization": "0.133",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0161-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0161-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0161-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0162-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "1888",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "880",
      "estimated_cube_utilization": "0.764",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0162-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0162-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0162-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0163-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "131010",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "928.625",
      "estimated_cube_utilization": "0.714",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0163-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0163-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0163-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0164-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "18185",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1217.625",
      "estimated_cube_utilization": "0.752",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0164-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0164-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0164-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0165-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "32106",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "1168.125",
      "estimated_cube_utilization": "0.562",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0165-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0165-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0165-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0166-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "241010",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1480",
      "estimated_cube_utilization": "0.617",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0166-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0166-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0166-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0167-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "161612",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "2316",
      "estimated_cube_utilization": "0.754",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0167-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0167-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0167-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0168-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "22228",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "3149.25",
      "estimated_cube_utilization": "0.813",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0168-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0168-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0168-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0169-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "222210",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "1728",
      "estimated_cube_utilization": "0.357",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0169-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0169-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0169-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0170-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "181818",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "2928.313",
      "estimated_cube_utilization": "0.502",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0170-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0170-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0170-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0171-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "DGBL1212W",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "3471.063",
      "estimated_cube_utilization": "0.482",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0171-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0171-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0171-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0172-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "282025",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "6505.75",
      "estimated_cube_utilization": "0.465",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0172-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0172-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0172-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0173-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "654",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "33.25",
      "estimated_cube_utilization": "0.277",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0173-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0173-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0173-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0174-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "1844",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "99.75",
      "estimated_cube_utilization": "0.346",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0174-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0174-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0174-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0175-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "FSA10104",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "315.411",
      "estimated_cube_utilization": "0.789",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0175-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0175-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0175-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0176-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "1268",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "441.25",
      "estimated_cube_utilization": "0.766",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0176-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0176-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0176-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0177-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "1188R",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "54",
      "estimated_cube_utilization": "0.077",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0177-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0177-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0177-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0178-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "DGB12126W",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "600",
      "estimated_cube_utilization": "0.694",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0178-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0178-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0178-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0179-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "18106",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "860.945",
      "estimated_cube_utilization": "0.797",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0179-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0179-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0179-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0180-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "3666",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "982.5",
      "estimated_cube_utilization": "0.758",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0180-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0180-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0180-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0181-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "111113",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "729.016",
      "estimated_cube_utilization": "0.463",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0181-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0181-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0181-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0182-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "34106",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1345.875",
      "estimated_cube_utilization": "0.66",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0182-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0182-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0182-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0183-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "171410",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1926.156",
      "estimated_cube_utilization": "0.809",
      "item_families": "mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0183-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0183-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0183-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0184-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "36146",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "2424.406",
      "estimated_cube_utilization": "0.802",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0184-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0184-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0184-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0185-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "FSB370",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "1479",
      "estimated_cube_utilization": "0.411",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0185-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0185-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0185-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0186-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "CP8511HD",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1578.75",
      "estimated_cube_utilization": "0.338",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0186-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0186-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0186-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0187-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "261812",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "4011",
      "estimated_cube_utilization": "0.714",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0187-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0187-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0187-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0188-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "242412",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "5559",
      "estimated_cube_utilization": "0.804",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0188-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0188-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0188-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0189-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "481616",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "612",
      "estimated_cube_utilization": "0.05",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0189-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0189-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0189-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0190-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "943",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "33.25",
      "estimated_cube_utilization": "0.308",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0190-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0190-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0190-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0191-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "884",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "187",
      "estimated_cube_utilization": "0.73",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0191-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0191-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0191-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0192-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "8412",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "292",
      "estimated_cube_utilization": "0.76",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0192-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0192-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0192-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0193-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "1884",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "348",
      "estimated_cube_utilization": "0.604",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0193-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0193-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0193-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0194-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "19123",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "520",
      "estimated_cube_utilization": "0.76",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0194-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0194-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0194-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0195-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "12126",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "669.375",
      "estimated_cube_utilization": "0.775",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0195-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0195-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0195-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0196-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "26104",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "806",
      "estimated_cube_utilization": "0.775",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0196-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0196-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0196-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0197-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "13109SC",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "216",
      "estimated_cube_utilization": "0.177",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0197-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0197-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0197-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0198-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "2488",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "493",
      "estimated_cube_utilization": "0.321",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0198-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0198-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0198-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0199-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "141212",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1345",
      "estimated_cube_utilization": "0.667",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0199-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0199-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0199-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0200-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "181210R",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1882",
      "estimated_cube_utilization": "0.814",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0200-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0200-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0200-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0201-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "FSB640",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "270",
      "estimated_cube_utilization": "0.091",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0201-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0201-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0201-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0202-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "241212W",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "2032.125",
      "estimated_cube_utilization": "0.588",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0202-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0202-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0202-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0203-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "181616",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "3311.75",
      "estimated_cube_utilization": "0.719",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0203-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0203-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0203-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0204-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "241515",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "3653.375",
      "estimated_cube_utilization": "0.677",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0204-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0204-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0204-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0205-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "481212",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "2268",
      "estimated_cube_utilization": "0.328",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0205-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0205-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0205-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0206-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "222222",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "5327",
      "estimated_cube_utilization": "0.5",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0206-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0206-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0206-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0208-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "1083",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "135",
      "estimated_cube_utilization": "0.563",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0208-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0208-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0208-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0209-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "976",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "33.25",
      "estimated_cube_utilization": "0.088",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0209-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0209-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0209-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0210-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "888W5C",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "249.25",
      "estimated_cube_utilization": "0.487",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0210-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0210-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0210-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0211-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "1287",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "550.638",
      "estimated_cube_utilization": "0.819",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0211-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0211-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0211-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0212-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "13135",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "688.875",
      "estimated_cube_utilization": "0.815",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0212-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0212-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0212-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0213-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "15116",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "319.955",
      "estimated_cube_utilization": "0.323",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0213-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0213-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0213-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0214-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "11812",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "966.719",
      "estimated_cube_utilization": "0.818",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0214-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0214-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0214-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0215-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "151010",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1176.688",
      "estimated_cube_utilization": "0.784",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0215-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0215-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0215-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0216-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "24108",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1506.469",
      "estimated_cube_utilization": "0.785",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0216-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0216-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0216-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0217-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "24128R",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "600",
      "estimated_cube_utilization": "0.26",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0217-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0217-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0217-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0218-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "181312",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "936.469",
      "estimated_cube_utilization": "0.334",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0218-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0218-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0218-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0219-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "241212",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1424.781",
      "estimated_cube_utilization": "0.412",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0219-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0219-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0219-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0220-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "321212",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1494.016",
      "estimated_cube_utilization": "0.324",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0220-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0220-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0220-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0221-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "121236",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "600",
      "estimated_cube_utilization": "0.116",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0221-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0221-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0221-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0222-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "441212",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1783",
      "estimated_cube_utilization": "0.281",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0222-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0222-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0222-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0223-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "202025",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "7104.75",
      "estimated_cube_utilization": "0.71",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0223-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0223-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0223-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0225-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "1054",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "144",
      "estimated_cube_utilization": "0.72",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0225-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0225-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0225-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0226-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "1066",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "229.703",
      "estimated_cube_utilization": "0.638",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0226-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0226-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0226-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0227-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "1684",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "372.5",
      "estimated_cube_utilization": "0.728",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0227-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0227-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0227-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0228-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "18123",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "521.188",
      "estimated_cube_utilization": "0.804",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0228-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0228-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0228-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0229-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "1388",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "360",
      "estimated_cube_utilization": "0.433",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0229-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0229-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0229-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0230-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "11118",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "592",
      "estimated_cube_utilization": "0.612",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0230-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0230-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0230-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0231-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "15117",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "901.281",
      "estimated_cube_utilization": "0.78",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0231-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0231-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0231-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0232-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "141010",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1122",
      "estimated_cube_utilization": "0.801",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0232-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0232-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0232-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0233-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "16129",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "800",
      "estimated_cube_utilization": "0.432",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0233-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0233-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0233-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0234-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "131313",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1020.938",
      "estimated_cube_utilization": "0.465",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0234-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0234-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0234-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0235-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "26138",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1655.031",
      "estimated_cube_utilization": "0.612",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0235-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0235-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0235-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0236-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "171414",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "2727",
      "estimated_cube_utilization": "0.818",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0236-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0236-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0236-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0237-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "29179",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "1936",
      "estimated_cube_utilization": "0.436",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0237-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0237-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0237-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0238-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "201616",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "3374.272",
      "estimated_cube_utilization": "0.659",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0238-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0238-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0238-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0239-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "222014",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "4755.25",
      "estimated_cube_utilization": "0.772",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0239-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0239-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0239-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0240-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "241624",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1901",
      "estimated_cube_utilization": "0.206",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0240-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0240-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0240-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0242-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "864W",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "87.25",
      "estimated_cube_utilization": "0.454",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0242-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0242-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0242-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0243-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "FR44",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "162",
      "estimated_cube_utilization": "0.479",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0243-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0243-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0243-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0244-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "1466",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "404.688",
      "estimated_cube_utilization": "0.803",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0244-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0244-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0244-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0245-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "15104",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "300",
      "estimated_cube_utilization": "0.5",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0245-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0245-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0245-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0246-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "10108",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "474.906",
      "estimated_cube_utilization": "0.594",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0246-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0246-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0246-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0247-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "2086",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "769.25",
      "estimated_cube_utilization": "0.801",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0247-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0247-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0247-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0248-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "6632",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "870.491",
      "estimated_cube_utilization": "0.756",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0248-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0248-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0248-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0249-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "17117",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "48",
      "estimated_cube_utilization": "0.035",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0249-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0249-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0249-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0250-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "24184",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "549",
      "estimated_cube_utilization": "0.318",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0250-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0250-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0250-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0251-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "30126",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1525.719",
      "estimated_cube_utilization": "0.706",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0251-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0251-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0251-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0252-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "261010",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1530.438",
      "estimated_cube_utilization": "0.589",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0252-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0252-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0252-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0253-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "221510",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "540",
      "estimated_cube_utilization": "0.164",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0253-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0253-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0253-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0254-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "301212",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1026.75",
      "estimated_cube_utilization": "0.238",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0254-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0254-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0254-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0255-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "201814",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "2068.992",
      "estimated_cube_utilization": "0.411",
      "item_families": "mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0255-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0255-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0255-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0256-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "281812",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "2637.909",
      "estimated_cube_utilization": "0.436",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0256-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0256-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0256-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0257-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "261818",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "2380",
      "estimated_cube_utilization": "0.283",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0257-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0257-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0257-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0258-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "AF584145",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "29796",
      "estimated_cube_utilization": "0.278",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0258-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0258-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0258-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0259-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "FSA963",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "120.75",
      "estimated_cube_utilization": "0.688",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0259-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0259-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0259-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0260-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "15122CT",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "227.195",
      "estimated_cube_utilization": "0.721",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0260-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0260-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0260-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0261-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "1964",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "33.25",
      "estimated_cube_utilization": "0.073",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0261-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0261-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0261-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0262-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "1196",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "459.75",
      "estimated_cube_utilization": "0.774",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0262-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0262-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0262-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0263-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "14144",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "573",
      "estimated_cube_utilization": "0.731",
      "item_families": "mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0263-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0263-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0263-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0264-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "260C",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "720.75",
      "estimated_cube_utilization": "0.779",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0264-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0264-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0264-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0265-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "3266",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "600",
      "estimated_cube_utilization": "0.521",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0265-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0265-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0265-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0266-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "16146",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "988.625",
      "estimated_cube_utilization": "0.736",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0266-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0266-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0266-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0267-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "20146",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1294.625",
      "estimated_cube_utilization": "0.771",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0267-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0267-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0267-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0268-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "36106",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1496",
      "estimated_cube_utilization": "0.693",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0268-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0268-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0268-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0269-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "161610",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "1200",
      "estimated_cube_utilization": "0.469",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0269-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0269-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0269-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0270-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "18189R",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1920",
      "estimated_cube_utilization": "0.623",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0270-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0270-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0270-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0271-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "281212",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "2080",
      "estimated_cube_utilization": "0.516",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0271-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0271-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0271-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0272-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "DGBL1010W",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "3371.375",
      "estimated_cube_utilization": "0.674",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0272-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0272-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0272-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0273-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "202015",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "3584",
      "estimated_cube_utilization": "0.597",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0273-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0273-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0273-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0274-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "141440",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "5295",
      "estimated_cube_utilization": "0.675",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0274-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0274-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0274-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0275-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "402020",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "7371.5",
      "estimated_cube_utilization": "0.461",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0275-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0275-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0275-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0276-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "664",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "99.75",
      "estimated_cube_utilization": "0.693",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0276-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0276-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0276-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0277-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "10103",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "176",
      "estimated_cube_utilization": "0.587",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0277-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0277-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0277-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0278-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "779",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "341.703",
      "estimated_cube_utilization": "0.775",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0278-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0278-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0278-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0279-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "16123",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "437",
      "estimated_cube_utilization": "0.759",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0279-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0279-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0279-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0280-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "999",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "556.25",
      "estimated_cube_utilization": "0.763",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0280-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0280-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0280-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0281-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "1188",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "400",
      "estimated_cube_utilization": "0.445",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0281-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0281-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0281-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0282-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "1888",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "636",
      "estimated_cube_utilization": "0.552",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0282-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0282-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0282-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0283-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "131010",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "952",
      "estimated_cube_utilization": "0.732",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0283-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0283-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0283-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0284-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "18185",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1314.688",
      "estimated_cube_utilization": "0.812",
      "item_families": "mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0284-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0284-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0284-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0285-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "32106",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "1536",
      "estimated_cube_utilization": "0.738",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0285-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0285-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0285-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0286-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "241010",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1687.5",
      "estimated_cube_utilization": "0.703",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0286-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0286-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0286-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0287-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "161612",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1549",
      "estimated_cube_utilization": "0.504",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0287-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0287-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0287-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0288-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "22228",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "2976",
      "estimated_cube_utilization": "0.769",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0288-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0288-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0288-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0289-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "222210",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "260",
      "estimated_cube_utilization": "0.054",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0289-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0289-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0289-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0290-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "181818",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "3412",
      "estimated_cube_utilization": "0.585",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0290-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0290-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0290-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0291-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "DGBL1212W",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "4109.75",
      "estimated_cube_utilization": "0.571",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0291-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0291-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0291-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0292-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "282025",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "5895.75",
      "estimated_cube_utilization": "0.421",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0292-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0292-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0292-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0293-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "654",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "33.25",
      "estimated_cube_utilization": "0.277",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0293-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0293-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0293-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0294-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "1844",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "201",
      "estimated_cube_utilization": "0.698",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0294-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0294-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0294-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0295-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "FSA10104",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "319.5",
      "estimated_cube_utilization": "0.799",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0295-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0295-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0295-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0296-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "1268",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "450",
      "estimated_cube_utilization": "0.781",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0296-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0296-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0296-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0297-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "1188R",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "200",
      "estimated_cube_utilization": "0.284",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0297-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0297-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0297-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0298-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "DGB12126W",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "700",
      "estimated_cube_utilization": "0.81",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0298-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0298-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0298-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0299-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "18106",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "877.125",
      "estimated_cube_utilization": "0.812",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0299-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0299-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0299-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0300-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "3666",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1026.054",
      "estimated_cube_utilization": "0.792",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0300-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0300-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0300-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0301-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "111113",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "360",
      "estimated_cube_utilization": "0.229",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0301-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0301-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0301-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0302-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "34106",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "724.031",
      "estimated_cube_utilization": "0.355",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0302-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0302-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0302-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0303-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "171410",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1788.063",
      "estimated_cube_utilization": "0.751",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0303-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0303-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0303-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0304-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "36146",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "2053.615",
      "estimated_cube_utilization": "0.679",
      "item_families": "mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0304-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0304-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0304-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0305-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "FSB370",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "968",
      "estimated_cube_utilization": "0.269",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0305-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0305-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0305-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0306-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "CP8511HD",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "2664",
      "estimated_cube_utilization": "0.57",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0306-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0306-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0306-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0307-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "261812",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "4195",
      "estimated_cube_utilization": "0.747",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0307-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0307-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0307-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0308-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "242412",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "5559.25",
      "estimated_cube_utilization": "0.804",
      "item_families": "boxes",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0308-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0308-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0308-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0309-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "481616",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "325",
      "estimated_cube_utilization": "0.026",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0309-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0309-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0309-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0310-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "943",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "66.5",
      "estimated_cube_utilization": "0.616",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0310-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0310-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0310-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0311-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "884",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "166.25",
      "estimated_cube_utilization": "0.649",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0311-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0311-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0311-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0312-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "8412",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "282.5",
      "estimated_cube_utilization": "0.736",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0312-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0312-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0312-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0313-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "1884",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "300",
      "estimated_cube_utilization": "0.521",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0313-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0313-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0313-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0314-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "19123",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "357.5",
      "estimated_cube_utilization": "0.523",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0314-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0314-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0314-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0315-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "12126",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "641.5",
      "estimated_cube_utilization": "0.742",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0315-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0315-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0315-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0316-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "26104",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "809.388",
      "estimated_cube_utilization": "0.778",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0316-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0316-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0316-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0317-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "13109SC",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "612",
      "estimated_cube_utilization": "0.501",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0317-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0317-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0317-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0318-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "2488",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "576",
      "estimated_cube_utilization": "0.375",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0318-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0318-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0318-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0319-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "141212",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1616",
      "estimated_cube_utilization": "0.802",
      "item_families": "boxes",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0319-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0319-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0319-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0320-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "181210R",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1790.297",
      "estimated_cube_utilization": "0.774",
      "item_families": "mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0320-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0320-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0320-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0321-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "FSB640",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "336.469",
      "estimated_cube_utilization": "0.114",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0321-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0321-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0321-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0322-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "241212W",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1961",
      "estimated_cube_utilization": "0.567",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0322-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0322-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0322-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0323-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "181616",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "2732.438",
      "estimated_cube_utilization": "0.593",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0323-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0323-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0323-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0324-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "241515",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "3226",
      "estimated_cube_utilization": "0.597",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0324-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0324-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0324-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0325-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "481212",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "600",
      "estimated_cube_utilization": "0.087",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0325-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0325-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0325-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0326-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "222222",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1509.406",
      "estimated_cube_utilization": "0.142",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0326-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0326-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0326-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0328-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "1083",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "181.554",
      "estimated_cube_utilization": "0.756",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0328-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0328-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0328-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0329-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "976",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "262.5",
      "estimated_cube_utilization": "0.694",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0329-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0329-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0329-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0330-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "888W5C",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "340",
      "estimated_cube_utilization": "0.664",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0330-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0330-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0330-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0331-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "1287",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "545.25",
      "estimated_cube_utilization": "0.811",
      "item_families": "boxes",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0331-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0331-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0331-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0332-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "13135",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "685.25",
      "estimated_cube_utilization": "0.811",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0332-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0332-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0332-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0333-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "15116",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "672.938",
      "estimated_cube_utilization": "0.68",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0333-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0333-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0333-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0334-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "11812",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "672",
      "estimated_cube_utilization": "0.569",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0334-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0334-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0334-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0335-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "151010",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1070",
      "estimated_cube_utilization": "0.713",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0335-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0335-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0335-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0336-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "24108",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1459.719",
      "estimated_cube_utilization": "0.76",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0336-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0336-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0336-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0337-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "24128R",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "600",
      "estimated_cube_utilization": "0.26",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0337-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0337-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0337-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0338-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "181312",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1168.625",
      "estimated_cube_utilization": "0.416",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0338-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0338-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0338-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0339-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "241212",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "2292",
      "estimated_cube_utilization": "0.663",
      "item_families": "boxes",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0339-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0339-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0339-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0340-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "321212",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "3333.969",
      "estimated_cube_utilization": "0.724",
      "item_families": "mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0340-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0340-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0340-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0341-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "121236",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "2304",
      "estimated_cube_utilization": "0.444",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0341-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0341-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0341-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0342-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "441212",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1170.313",
      "estimated_cube_utilization": "0.185",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0342-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0342-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0342-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0343-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "202025",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "2121",
      "estimated_cube_utilization": "0.212",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0343-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0343-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0343-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0345-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "1054",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "54",
      "estimated_cube_utilization": "0.27",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0345-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0345-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0345-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0346-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "1066",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "243.757",
      "estimated_cube_utilization": "0.677",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0346-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0346-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0346-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0347-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "1684",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "416.5",
      "estimated_cube_utilization": "0.813",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0347-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0347-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0347-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0348-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "18123",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "489.125",
      "estimated_cube_utilization": "0.755",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0348-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0348-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0348-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0349-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "1388",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "87",
      "estimated_cube_utilization": "0.105",
      "item_families": "mailers",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0349-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0349-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0349-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0350-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "11118",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "600",
      "estimated_cube_utilization": "0.62",
      "item_families": "boxes",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0350-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0350-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0350-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0351-beauty-sampler",
      "scenario_family": "beauty-sampler",
      "scenario_note": "Small beauty or skincare kit with two to four protective packaging components.",
      "target_carton_sku": "15117",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "901",
      "estimated_cube_utilization": "0.78",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0351-beauty-sampler/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0351-beauty-sampler/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0351-beauty-sampler/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0352-apparel-return",
      "scenario_family": "apparel-return",
      "scenario_note": "Light apparel return or replacement pack using mailer-sized and carton-sized references.",
      "target_carton_sku": "141010",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "1106.063",
      "estimated_cube_utilization": "0.79",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0352-apparel-return/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0352-apparel-return/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0352-apparel-return/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0353-electronics-accessory",
      "scenario_family": "electronics-accessory",
      "scenario_note": "Small electronics accessory shipment with tighter void and crush-review needs.",
      "target_carton_sku": "16129",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "192",
      "estimated_cube_utilization": "0.104",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0353-electronics-accessory/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0353-electronics-accessory/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0353-electronics-accessory/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0354-book-media",
      "scenario_family": "book-media",
      "scenario_note": "Book, printed media, or rigid document shipment where flat-depth fit matters.",
      "target_carton_sku": "131313",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "1110",
      "estimated_cube_utilization": "0.505",
      "item_families": "mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0354-book-media/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0354-book-media/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0354-book-media/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0355-home-goods-small",
      "scenario_family": "home-goods-small",
      "scenario_note": "Small home-goods reorder where cube utilization and damage risk should be checked.",
      "target_carton_sku": "26138",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "1437",
      "estimated_cube_utilization": "0.531",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0355-home-goods-small/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0355-home-goods-small/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0355-home-goods-small/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0356-subscription-bundle",
      "scenario_family": "subscription-bundle",
      "scenario_note": "Multi-item subscription bundle with repeated small components.",
      "target_carton_sku": "171414",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "2359.955",
      "estimated_cube_utilization": "0.708",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0356-subscription-bundle/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0356-subscription-bundle/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0356-subscription-bundle/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0357-warehouse-restock",
      "scenario_family": "warehouse-restock",
      "scenario_note": "Internal packaging supply restock with multiple same-family items.",
      "target_carton_sku": "29179",
      "line_count": "1",
      "estimated_total_item_volume_cuin": "648",
      "estimated_cube_utilization": "0.146",
      "item_families": "boxes",
      "source_product_url_count": 1,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0357-warehouse-restock/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0357-warehouse-restock/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0357-warehouse-restock/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0358-marketplace-replacement",
      "scenario_family": "marketplace-replacement",
      "scenario_note": "Marketplace replacement shipment where source dimensions need verification.",
      "target_carton_sku": "201616",
      "line_count": "2",
      "estimated_total_item_volume_cuin": "3339",
      "estimated_cube_utilization": "0.652",
      "item_families": "boxes|mailers",
      "source_product_url_count": 2,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0358-marketplace-replacement/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0358-marketplace-replacement/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0358-marketplace-replacement/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0359-sample-kit",
      "scenario_family": "sample-kit",
      "scenario_note": "Sales or sample kit with mixed small items and a target shipper carton.",
      "target_carton_sku": "222014",
      "line_count": "3",
      "estimated_total_item_volume_cuin": "2805",
      "estimated_cube_utilization": "0.455",
      "item_families": "boxes|mailers",
      "source_product_url_count": 3,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0359-sample-kit/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0359-sample-kit/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0359-sample-kit/parameters.csv",
      "file_set_present": "true"
    },
    {
      "order_id": "packrift-20260531-0360-bulk-lightweight",
      "scenario_family": "bulk-lightweight",
      "scenario_note": "Lightweight bulk order where volume dominates weight before carrier-rate review.",
      "target_carton_sku": "241624",
      "line_count": "4",
      "estimated_total_item_volume_cuin": "5447.078",
      "estimated_cube_utilization": "0.591",
      "item_families": "boxes|mailers",
      "source_product_url_count": 4,
      "bins_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0360-bulk-lightweight/bins.csv",
      "items_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0360-bulk-lightweight/items.csv",
      "parameters_csv_url": "https://packrift-benchmark-navigator.vercel.app/data/packingsolver-fixtures/instances/packrift-20260531-0360-bulk-lightweight/parameters.csv",
      "file_set_present": "true"
    }
  ]
}
