{
  "manifest_type": "spreadsheet-input-manifest",
  "source": {
    "filename": "line-items.csv",
    "csv_digest": "f83558f6297fffec9cdbe593d175e6a942467cc09603e7a973f03ea28c6630f7"
  },
  "ranges": [
    {
      "ref": "B2:C3",
      "values_digest": "63ca2fc56cc1051497478f7bb6e244e786ee782057e4151ef2c39cf951f9ef56",
      "semantics": "policy_parameters pointer: units and unit_price for the two line items"
    }
  ],
  "produced_by": "chaingraph/workbook/workbook.mjs (csvDigest + rangeDigest)",
  "produced_at": "2026-07-18T00:00:00Z"
}