{
  "title": "Textile bag and canvas data for AI seam evidence",
  "source_page": "https://fiund.com/industries/canvas-bag-seam-load-reference-data",
  "authorship": "Original fictional Fiund editorial exercise. No actual operating records or third-party source assets are included.",
  "example": {
    "title": "Identify the tested seam on a bag mockup",
    "context": "A small original canvas bag has an orange side seam and a blue handle join. A synthetic index describes separate coupon fixtures rather than any actual strength test.",
    "records": [
      [
        "B1",
        "Photo overlay",
        "Orange S1 closes the side; blue S2 joins the handle to the panel."
      ],
      [
        "B2",
        "Coupon map",
        "Coupon K1 is modeled on S1, pull across seam; K2 is modeled on S2, pull along handle."
      ],
      [
        "B3",
        "Evidence index",
        "Result stub E5 references K1 only. No K2 result is present."
      ],
      [
        "B4",
        "Request",
        "Find evidence for the handle join under a pull along the handle."
      ]
    ],
    "question": "Which evidence can the reviewer cite for the requested join?",
    "answer": "The reviewer can cite B1 and B2 to identify S2 and the applicable coupon K2. B3 supplies evidence only for K1, a different seam with a different load direction. The requested S2 evidence is missing; E5 cannot establish it.",
    "failureModes": [
      "Using a bag-level test label for every join",
      "Transferring a cross-seam coupon to an along-handle load"
    ],
    "fields": [
      [
        "seam_id",
        "Maps the photo region to a construction feature"
      ],
      [
        "coupon_id",
        "Links a specific seam design to its test record"
      ],
      [
        "load_axis",
        "Keeps the direction of the fictional evidence explicit"
      ]
    ],
    "holdout": "Add a second S2 coupon pulled across the join. Require matching both seam ID and axis before citing it.",
    "boundary": "No actual working-load claim, customer design, lifting instruction or third-party test certificate is included."
  }
}