{
  "title": "Commercial printing and prepress data for AI proof review",
  "source_page": "https://fiund.com/industries/commercial-print-proof-version-data",
  "authorship": "Original fictional Fiund editorial exercise. No actual operating records or third-party source assets are included.",
  "example": {
    "title": "An artwork change versus a print-only shift",
    "context": "An original two-shape design appears in two fictional proof revisions. The example compares positions against a specific signed-off mock version.",
    "records": [
      [
        "P1",
        "Rev A proof",
        "Square aligned to tick 10; circle to tick 20."
      ],
      [
        "P2",
        "Approved rev B",
        "Square moved to 11; circle remains 20."
      ],
      [
        "P3",
        "Run image",
        "Square at 11 and circle at 22; registration ruler visible."
      ],
      [
        "P4",
        "Run ticket",
        "Run designated rev B."
      ]
    ],
    "question": "Which position difference is attributable to revision and which is a run discrepancy?",
    "answer": "The square change from 10 to 11 is documented in P2 and matches the rev B run in P3–P4. The circle at 22 differs from rev B's 20, so it is a run-versus-proof discrepancy. The records do not identify the mechanical cause.",
    "failureModes": [
      "Comparing to rev A and flagging the intended square movement",
      "Diagnosing press drift from one unexplained offset"
    ],
    "fields": [
      [
        "approved_proof_revision",
        "Fixes the comparison target"
      ],
      [
        "feature_coordinate",
        "Compares each shape against the same ruler"
      ],
      [
        "discrepancy_class",
        "Separates approved design change from run observation"
      ]
    ],
    "holdout": "Add a run tagged rev B but a proof marked superseded; require a current approval record before comparison.",
    "boundary": "Use original art; exclude client files, actual ink parameters and confidential proof archives."
  }
}