{
  "title": "Secondary aluminum data for AI charge and assay evidence",
  "source_page": "https://fiund.com/industries/secondary-aluminum-charge-assay-data",
  "authorship": "Original fictional Fiund editorial exercise. No actual operating records or third-party source assets are included.",
  "example": {
    "title": "Plan share and logged share use different totals",
    "context": "Neutral paper weights represent an invented accounting record. No real charge recipe or processing is simulated.",
    "records": [
      [
        "1",
        "Plan",
        "Class A 30 units of total 100."
      ],
      [
        "2",
        "Actual log",
        "Class A 25 units of total 80."
      ],
      [
        "3",
        "Output index",
        "One output sample O8; no individual input contribution measurements."
      ]
    ],
    "question": "What shares are supported, and what share is unavailable?",
    "answer": "A is 30% of planned input by record 1 and 31.25% of logged actual input by record 2. Record 3 does not provide A's share in the final output. Preserve both input denominators instead of presenting either as an output assay.",
    "failureModes": [
      "Dividing actual class quantity by planned total",
      "Using input share to label final composition"
    ],
    "fields": [
      [
        "plan_total",
        "Supports plan-only normalization"
      ],
      [
        "actual_input_total",
        "Supports execution accounting"
      ],
      [
        "output_measurement_scope",
        "Prevents an input-output inference"
      ]
    ],
    "holdout": "Add material returned before the accounting boundary and distinguish gross recorded input from net input.",
    "boundary": "No actual scrap recipes, charge operations, process losses or quality claims."
  }
}