{
  "title": "Process instrument data for AI calibration-range evidence",
  "source_page": "https://fiund.com/industries/process-instrument-calibration-range-data",
  "authorship": "Original fictional Fiund editorial exercise. No actual operating records or third-party source assets are included.",
  "example": {
    "title": "A midpoint check is not coverage of a whole range",
    "context": "Mock instrument report stubs use named points and no real calibration procedure.",
    "records": [
      [
        "1",
        "Request",
        "Coverage at low, midpoint and high on toy range R2."
      ],
      [
        "2",
        "Report A",
        "Range R2 midpoint recorded; low and high absent."
      ],
      [
        "3",
        "Report B",
        "Range R1 low and high recorded."
      ]
    ],
    "question": "Which requested R2 points are supported?",
    "answer": "Only the R2 midpoint is documented in record 2. The endpoints in record 3 belong to R1 and do not transfer across ranges. A reviewer should record one covered point out of the three requested, without asserting full-range calibration.",
    "failureModes": [
      "Treating midpoint coverage as full-range coverage",
      "Merging endpoint evidence from a different range"
    ],
    "fields": [
      [
        "range_id",
        "Identifies the test domain"
      ],
      [
        "point_position",
        "Tracks coverage within it"
      ],
      [
        "point_evidence_status",
        "Keeps missing endpoints explicit"
      ]
    ],
    "holdout": "Use a shared physical point appearing under two ranges; require scope evidence even when values coincide.",
    "boundary": "No real calibration procedure, instrument setpoints, compliance claims or plant data."
  }
}