{
  "title": "Printing ink data for AI press and substrate context",
  "source_page": "https://fiund.com/industries/printing-ink-press-substrate-context-data",
  "authorship": "Original fictional Fiund editorial exercise. No actual operating records or third-party source assets are included.",
  "example": {
    "title": "Same ink lot, different substrate finish",
    "context": "An original geometric target is printed or drawn on owned paper props. Values are labels for a controlled comparison, not a real press setup.",
    "records": [
      [
        "1",
        "Requested view",
        "Lot I8 on uncoated stock under setup A."
      ],
      [
        "2",
        "Target 1",
        "I8 on coated stock under A; reference marks visible."
      ],
      [
        "3",
        "Target 2",
        "I8 on uncoated stock under A; reference marks visible."
      ]
    ],
    "question": "Which target should be selected?",
    "answer": "Select target 2 because record 3 matches the ink lot, stock and setup in record 1. Target 1 matches the lot and setup but differs in stock. A visual difference across those targets cannot by itself establish a change in ink lot.",
    "failureModes": [
      "Attributing a substrate effect to ink formulation",
      "Ignoring an uncoated-versus-coated mismatch"
    ],
    "fields": [
      [
        "ink_lot",
        "Identifies the represented material"
      ],
      [
        "stock_finish",
        "Separates print contexts"
      ],
      [
        "reference_mark_visible",
        "Confirms that alignment cues are present"
      ]
    ],
    "holdout": "Use matching stock and ink with different reference-mark scales; normalize alignment before comparing the target.",
    "boundary": "No customer art, press operating parameters, ink recipes or production specifications."
  }
}