{
  "$schema": "/api/schemas/documents.schema.json",
  "apiVersion": "1.0.0",
  "generatedAt": "2026-05-23T07:02:55.500Z",
  "sourcePath": "src/main/data/docs",
  "docId": "SMPTE.RP291-2.2013",
  "document": {
    "docId": "SMPTE.RP291-2.2013",
    "docId$meta": {
      "confidence": "high",
      "note": "Calculated from parsed/inferred metadata",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://pub.smpte.org/doc/rp291-2/20130205-pub/",
      "updated": "2025-10-12T23:28:49.232Z"
    },
    "docLabel": "SMPTE RP 291-2:2013",
    "docLabel$meta": {
      "confidence": "high",
      "note": "Constructed from parsed/inferred typenumber/number/date",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://pub.smpte.org/doc/rp291-2/20130205-pub/",
      "updated": "2025-10-12T23:28:49.232Z"
    },
    "docNumber": "291",
    "docNumber$meta": {
      "confidence": "high",
      "note": "Parsed from HTML pubNumber meta tag",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://pub.smpte.org/doc/rp291-2/20130205-pub/",
      "updated": "2025-10-12T23:28:49.232Z"
    },
    "docPart": "2",
    "docPart$meta": {
      "confidence": "high",
      "note": "Parsed from HTML pubPart meta tag",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://pub.smpte.org/doc/rp291-2/20130205-pub/",
      "updated": "2025-10-12T23:28:49.232Z"
    },
    "docSuiteTitle": "Ancillary Data",
    "docSuiteTitle$meta": {
      "confidence": "high",
      "note": "Parsed from HTML pubSuiteTitle meta tag, or derived from wrapper title for PDF releases",
      "originalValue": null,
      "source": "parsed",
      "updated": "2025-12-12T21:24:04.798Z",
      "version": "extractDocs.js@commit:e5213a0e988e"
    },
    "docTitle": "4:2:2 SDTV and HDTV Component Systems and 4:2:2 2048 ×1080 Production Image Formats",
    "docTitle$meta": {
      "confidence": "high",
      "note": "Parsed from HTML pubTitle, or derived from wrapper title for PDF releases",
      "originalValue": "Ancillary Data — 4:2:2 SDTV and HDTV Component Systems and 4:2:2 2048 ×1080 Production Image Formats",
      "overridden": true,
      "source": "parsed",
      "updated": "2025-12-12T21:24:04.798Z",
      "version": "extractDocs.js@commit:e5213a0e988e"
    },
    "docType": "Recommended Practice",
    "docType$meta": {
      "confidence": "high",
      "note": "Publication type parsed from HTML",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://pub.smpte.org/doc/rp291-2/20130205-pub/",
      "updated": "2025-10-12T23:28:49.232Z"
    },
    "doi": "10.5594/SMPTE.RP291-2.2013",
    "doi$meta": {
      "confidence": "medium",
      "note": "Constructed from parsed/inferred type/date",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://pub.smpte.org/doc/rp291-2/20130205-pub/",
      "updated": "2025-10-12T23:28:49.232Z"
    },
    "href": "https://doi.org/10.5594/SMPTE.RP291-2.2013",
    "href$meta": {
      "confidence": "high",
      "note": "URL generated and verified via redirect resolution",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://pub.smpte.org/doc/rp291-2/20130205-pub/",
      "updated": "2025-10-12T23:28:49.232Z"
    },
    "publicationDate": "2013-02-05",
    "publicationDate$meta": {
      "confidence": "high",
      "note": "Parsed from HTML pubDateTime meta tag",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://pub.smpte.org/doc/rp291-2/20130205-pub/",
      "updated": "2025-10-12T23:28:49.232Z"
    },
    "publisher": "SMPTE",
    "publisher$meta": {
      "confidence": "high",
      "note": "Parsed from HTML publisher meta tag",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://pub.smpte.org/doc/rp291-2/20130205-pub/",
      "updated": "2025-10-12T23:28:49.232Z"
    },
    "references": {
      "bibliographic": [
        "SMPTE.ST12-2.2008",
        "SMPTE.ST259.2008",
        "SMPTE.ST266.2012",
        "SMPTE.ST272.2004",
        "SMPTE.ST292-1.2012",
        "SMPTE.ST299-1.2009",
        "SMPTE.ST305.2005",
        "SMPTE.RP165.1994",
        "SMPTE.RP186.2008"
      ],
      "bibliographic$meta": {
        "confidence": "high",
        "note": "Extracted from sibling -ref.xml via extractSmpteSourceRefs.js",
        "source": "parsed",
        "updated": "2026-05-18T22:15:35.548Z"
      },
      "normative": [
        "SMPTE.ST125.1995",
        "SMPTE.ST274.2008",
        "SMPTE.ST296.2012",
        "SMPTE.ST291-1.2011",
        "SMPTE.ST372.2011",
        "SMPTE.ST425-1.2011",
        "SMPTE.ST2048-2.2011",
        "SMPTE.RP165.1994",
        "SMPTE.RP168.2009",
        "R-REC-BT.601-7",
        "R-REC-BT.656-5",
        "R-REC-BT.1700"
      ],
      "normative$meta": {
        "confidence": "high",
        "note": "Extracted from sibling -ref.xml via extractSmpteSourceRefs.js",
        "source": "parsed",
        "updated": "2026-05-18T23:48:48.871Z"
      }
    },
    "releaseTag": "20130205-pub",
    "releaseTag$meta": {
      "confidence": "high",
      "note": "Release tag parsed from URL folder structure",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://pub.smpte.org/doc/rp291-2/20130205-pub/",
      "updated": "2025-10-12T23:28:49.232Z"
    },
    "resolvedHref": "https://pub.smpte.org/doc/rp291-2/20130205-pub/",
    "resolvedHref$meta": {
      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": "https://my.smpte.org/s/product-details?id=a1BVR0000008kZ2",
      "overridden": true,
      "source": "resolved",
      "updated": "2025-10-30T22:51:27.183Z",
      "version": "extractDocs.js@commit:ee2844fb1cf2"
    },
    "status": {
      "active": true,
      "active$meta": {
        "confidence": "high",
        "note": "Calculated from the releaseTag(s) and other status values",
        "originalValue": null,
        "source": "resolved",
        "updated": "2025-10-12T23:28:49.232Z"
      },
      "amended": false,
      "amended$meta": {
        "confidence": "high",
        "note": "Parsed from wrapper #amendments",
        "originalValue": null,
        "source": "parsed",
        "updated": "2025-10-12T23:28:49.233Z"
      },
      "latestVersion": true,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Calculated from the releaseTag(s)",
        "originalValue": null,
        "source": "resolved",
        "updated": "2025-10-12T23:28:49.232Z"
      },
      "superseded": false,
      "superseded$meta": {
        "confidence": "high",
        "note": "Calculated from the releaseTag(s)",
        "originalValue": null,
        "source": "resolved",
        "updated": "2025-10-12T23:28:49.233Z"
      }
    }
  }
}