{
  "synthetic": true,
  "date": "2026-10-22",
  "cases": [
    {
      "id": "gift",
      "template": "box-with-lid",
      "width": 84,
      "height": 34,
      "depth": 54,
      "note": "Fictional object 80 × 30 × 50 mm; proposed 4 mm overall clearance per dimension, not an observed fit.",
      "thickness": 0.5,
      "materialStatus": "assumed for synthetic file; unmeasured",
      "flatWidth": 304.84000000000003,
      "flatHeight": 138,
      "papers": [
        {
          "id": "a4",
          "usableWidth": 190,
          "usableHeight": 263,
          "columns": 2,
          "rows": 1,
          "pages": 2
        },
        {
          "id": "letter",
          "usableWidth": 195.9,
          "usableHeight": 245.39999999999998,
          "columns": 2,
          "rows": 1,
          "pages": 2
        }
      ],
      "physicalStatus": "not printed or assembled"
    },
    {
      "id": "deck",
      "template": "tuck-box",
      "width": 68,
      "height": 94,
      "depth": 24,
      "note": "Fictional sleeved stack 66 × 92 × 22 mm including instructions; proposed 2 mm overall clearance, not measured physical stock.",
      "thickness": 0.5,
      "materialStatus": "assumed for synthetic file; unmeasured",
      "flatWidth": 208.4,
      "flatHeight": 153.2,
      "papers": [
        {
          "id": "a4",
          "usableWidth": 190,
          "usableHeight": 263,
          "columns": 2,
          "rows": 1,
          "pages": 2
        },
        {
          "id": "letter",
          "usableWidth": 195.9,
          "usableHeight": 245.39999999999998,
          "columns": 2,
          "rows": 1,
          "pages": 2
        }
      ],
      "physicalStatus": "not printed or assembled"
    },
    {
      "id": "invitation",
      "template": "envelope",
      "width": 150,
      "height": 105,
      "depth": 40,
      "note": "Fictional card footprint 150 × 105 mm. 40 mm is flap depth, not insert thickness or guaranteed relief clearance.",
      "thickness": 0.5,
      "materialStatus": "assumed for synthetic file; unmeasured",
      "flatWidth": 223.60000000000002,
      "flatHeight": 207,
      "papers": [
        {
          "id": "a4",
          "usableWidth": 190,
          "usableHeight": 263,
          "columns": 2,
          "rows": 1,
          "pages": 2
        },
        {
          "id": "letter",
          "usableWidth": 195.9,
          "usableHeight": 245.39999999999998,
          "columns": 2,
          "rows": 1,
          "pages": 2
        }
      ],
      "physicalStatus": "not printed or assembled"
    },
    {
      "id": "party",
      "template": "pillow-box",
      "width": 90,
      "height": 130,
      "depth": 30,
      "note": "Synthetic flat geometry for ten identical favors; 30 mm controls curved end geometry, not usable volume.",
      "thickness": 0.5,
      "materialStatus": "assumed for synthetic file; unmeasured",
      "flatWidth": 115.9,
      "flatHeight": 176,
      "papers": [
        {
          "id": "a4",
          "usableWidth": 190,
          "usableHeight": 263,
          "columns": 1,
          "rows": 1,
          "pages": 1
        },
        {
          "id": "letter",
          "usableWidth": 195.9,
          "usableHeight": 245.39999999999998,
          "columns": 1,
          "rows": 1,
          "pages": 1
        }
      ],
      "physicalStatus": "not printed or assembled"
    }
  ]
}