{
  "title": "Rope and cordage manufacturing data for AI construction records",
  "source_page": "https://fiund.com/industries/cordage-construction-test-link-data",
  "authorship": "Original fictional Fiund editorial exercise. No actual operating records or third-party source assets are included.",
  "example": {
    "title": "Tie a test entry to the exact braid specimen",
    "context": "Colorful inert braid mockups are shown with fictional sampling tickets. The task is evidence linking, with no real load test or fitness claim.",
    "records": [
      [
        "R1",
        "Lot map",
        "Lot L18 has a trial braid and a standard braid; both are 6 mm nominal in this example."
      ],
      [
        "R2",
        "Sample ticket",
        "Specimen S72 taken from standard braid, tag ends green and yellow."
      ],
      [
        "R3",
        "Report index",
        "Entry J4: specimen S72, straight coupon; J5: specimen S73, tied coupon from the trial braid."
      ],
      [
        "R4",
        "Photo label",
        "The displayed green/yellow braid includes no knot."
      ]
    ],
    "question": "Which indexed test is traceable to the displayed braid?",
    "answer": "J4 is the traceable report entry. R2 connects the visible tag colors in R4 to S72 and R3 identifies J4 as the S72 straight coupon. J5 belongs to S73 and another preparation. The index establishes a link, without supplying test results or rated capacity.",
    "failureModes": [
      "Joining by nominal diameter and shared lot",
      "Treating a tied-coupon record as equivalent to a straight coupon"
    ],
    "fields": [
      [
        "specimen_id",
        "Identifies the exact tested object"
      ],
      [
        "preparation",
        "Separates straight from tied test evidence"
      ],
      [
        "tag_end_pair",
        "Connects the photographed sample to its sampling ticket"
      ]
    ],
    "holdout": "Reuse the color pair on multiple lots and mask the lot on the photo; require an unresolved visual linkage.",
    "boundary": "Do not use rigging records, actual break loads or capacity claims. The braid is a display sample."
  }
}