{
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  "sourcePath": "src/main/data/docs",
  "docId": "SMPTE.ST381-4.2017",
  "document": {
    "abstract": "This standard specifies the mapping of ISO/IEC 13818-7 and ISO/IEC 14496-3 AAC family compressed audio coding into the Material Exchange Format Generic Container (MXF-GC). It does not address mapping of uncompressed audio or audio compressed with other codecs.",
    "abstract$meta": {
      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/METADATA and PDFs ALL CONTENT/Standard/st0381-4-2017/st0381-4-2017.xml)",
      "source": "parsed",
      "updated": "2026-05-12T21:55:08.868Z"
    },
    "approvalDate": "2017-05-25",
    "approvalDate$meta": {
      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/METADATA and PDFs ALL CONTENT/Standard/st0381-4-2017/st0381-4-2017.xml)",
      "source": "parsed",
      "updated": "2026-05-12T21:55:08.868Z"
    },
    "copyright": {
      "holder": "Society of Motion Picture and Television Engineers, Inc.",
      "holder$meta": {
        "confidence": "high",
        "note": "Parsed from sibling XML (_source/SMPTE/APTARA/METADATA and PDFs ALL CONTENT/Standard/st0381-4-2017/st0381-4-2017.xml)",
        "source": "parsed",
        "updated": "2026-05-12T21:55:08.868Z"
      },
      "year": "2017",
      "year$meta": {
        "confidence": "high",
        "note": "Parsed from sibling XML (_source/SMPTE/APTARA/METADATA and PDFs ALL CONTENT/Standard/st0381-4-2017/st0381-4-2017.xml)",
        "source": "parsed",
        "updated": "2026-05-12T21:55:08.868Z"
      }
    },
    "copyright$meta": {
      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/METADATA and PDFs ALL CONTENT/Standard/st0381-4-2017/st0381-4-2017.xml)",
      "source": "parsed",
      "updated": "2026-05-12T21:55:08.868Z"
    },
    "depositDate": "2017-06-09",
    "depositDate$meta": {
      "confidence": "high",
      "note": "Source XML <publication_date> — appears to be SMPTE/IEEE Xplore deposit date, distinct from actual publicationDate (from _source/SMPTE/APTARA/METADATA and PDFs ALL CONTENT/Standard/st0381-4-2017/st0381-4-2017.xml)",
      "source": "parsed",
      "updated": "2026-05-13T21:13:37.613Z"
    },
    "docId": "SMPTE.ST381-4.2017",
    "docId$meta": {
      "confidence": "high",
      "note": "Calculated from parsed/inferred metadata",
      "originalValue": null,
      "source": "manual",
      "sourceUrl": "https://pub.smpte.org/doc/st381-4/20170525-pub/",
      "updated": "2025-10-30T00:00:00Z"
    },
    "docLabel": "SMPTE ST 381-4:2017",
    "docLabel$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
    },
    "docNumber": "381",
    "docNumber$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
    },
    "docPart": "4",
    "docPart$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
    },
    "docSuiteTitle": "MXF Mapping Streams into Generic Container",
    "docSuiteTitle$meta": {
      "confidence": "high",
      "note": "Parsed from HTML pubSuiteTitle meta tag, or derived from wrapper title for PDF releases",
      "originalValue": null,
      "source": "parsed",
      "updated": "2025-12-12T21:26:03.289Z",
      "version": "extractDocs.js@commit:e5213a0e988e"
    },
    "docTitle": "Mapping AAC Compressed Audio into the MXF Generic Container",
    "docTitle$meta": {
      "confidence": "high",
      "excludeChanges": true,
      "note": "Fix typo \"Compresed\" → \"Compressed\"; lock against re-extraction",
      "originalValue": "Mapping AAC Compresed Audio into the MXF Generic Container",
      "overridden": true,
      "source": "manual",
      "updated": "2026-05-14T22:20:08.663Z",
      "version": "extractDocs.js@commit:e5213a0e988e"
    },
    "docType": "Standard",
    "docType$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
    },
    "doi": "10.5594/SMPTE.ST381-4.2017",
    "doi$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
    },
    "group": "smpte-31fs-tc",
    "group$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
    },
    "href": "https://doi.org/10.5594/SMPTE.ST381-4.2017",
    "href$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
    },
    "icsCodes": [
      {
        "code": "33.160.01",
        "description": "Audio, video and audiovisual systems in general"
      },
      {
        "code": "33.170",
        "description": "Television and radio broadcasting"
      }
    ],
    "icsCodes$meta": {
      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/METADATA and PDFs ALL CONTENT/Standard/st0381-4-2017/st0381-4-2017.xml)",
      "source": "parsed",
      "updated": "2026-05-12T21:55:08.868Z"
    },
    "isbn": "978-1-68303-084-3",
    "isbn$meta": {
      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/METADATA and PDFs ALL CONTENT/Standard/st0381-4-2017/st0381-4-2017.xml)",
      "source": "parsed",
      "updated": "2026-05-12T21:55:08.868Z"
    },
    "keywords": [
      "Communication",
      "Networking and Broadcast Technologies",
      "File Formats",
      "Audio",
      "Compression",
      "MXF"
    ],
    "keywords$meta": {
      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/METADATA and PDFs ALL CONTENT/Standard/st0381-4-2017/st0381-4-2017.xml)",
      "source": "parsed",
      "updated": "2026-05-12T21:55:08.868Z"
    },
    "numberOfPages": "17",
    "numberOfPages$meta": {
      "confidence": "high",
      "note": "Cross-filled from Zoho standards export (_source/SMPTE/Zoho/SMPTE Standards Document Zoho Export 2026-05-21.json)",
      "source": "parsed",
      "updated": "2026-06-15T20:12:21.844Z",
      "version": "smpte-zoho-standards@v1"
    },
    "pages": "1–17",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/METADATA and PDFs ALL CONTENT/Standard/st0381-4-2017/st0381-4-2017.xml)",
      "source": "parsed",
      "updated": "2026-05-12T21:55:08.868Z"
    },
    "productNumber": "SSD001965",
    "productNumber$meta": {
      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/METADATA and PDFs ALL CONTENT/Standard/st0381-4-2017/st0381-4-2017.xml)",
      "source": "parsed",
      "updated": "2026-05-12T21:55:08.868Z"
    },
    "publicationDate": "2017-05-25",
    "publicationDate$meta": {
      "confidence": "high",
      "excludeChanges": true,
      "note": "Parsed from HTML pubDateTime meta tag | TRIAGE: Registry matches releaseTag (gospel); source XML date appears to be SMPTE-IEEE Xplore deposit date, not publication",
      "originalValue": "2017-06-09",
      "overridden": true,
      "source": "parsed",
      "updated": "2026-05-13T21:13:37.613Z"
    },
    "publisher": "SMPTE",
    "publisher$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
    },
    "publisherLocation": {
      "city": "White Plains, NY",
      "city$meta": {
        "confidence": "high",
        "note": "Parsed from sibling XML (_source/SMPTE/APTARA/METADATA and PDFs ALL CONTENT/Standard/st0381-4-2017/st0381-4-2017.xml)",
        "source": "parsed",
        "updated": "2026-05-12T21:55:08.868Z"
      },
      "country": "USA",
      "country$meta": {
        "confidence": "high",
        "note": "Parsed from sibling XML (_source/SMPTE/APTARA/METADATA and PDFs ALL CONTENT/Standard/st0381-4-2017/st0381-4-2017.xml)",
        "source": "parsed",
        "updated": "2026-05-12T21:55:08.868Z"
      }
    },
    "publisherLocation$meta": {
      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/METADATA and PDFs ALL CONTENT/Standard/st0381-4-2017/st0381-4-2017.xml)",
      "source": "parsed",
      "updated": "2026-05-12T21:55:08.868Z"
    },
    "references": {
      "bibliographic": [
        "SMPTE.ST336.2007",
        "SMPTE.ST377-4.2012",
        "SMPTE.ST381-1.2005",
        "SMPTE.ST400.2012",
        "SMPTE.ST2041-2.2010",
        "SMPTE.ST2041-3.2010",
        "SMPTE.PubReg.2018",
        "ISO.13818-1.2015"
      ],
      "bibliographic$meta": {
        "confidence": "medium",
        "source": "manual",
        "updated": "2025-07-01T00:00:00Z"
      },
      "normative": [
        "SMPTE.ST377-1.2011",
        "SMPTE.ST377-1.2011Am1.2012",
        "SMPTE.ST377-1.2011Am2.2012",
        "SMPTE.ST379-2.2010",
        "SMPTE.ST381-2.2011",
        "ISO.13818-7.2006",
        "ISO.14496-3.2009",
        "ISO.14496-3.2009amd4.2013"
      ],
      "normative$meta": {
        "confidence": "medium",
        "source": "manual",
        "updated": "2025-07-01T00:00:00Z"
      }
    },
    "releaseTag": "20170525-pub",
    "releaseTag$meta": {
      "confidence": "high",
      "note": "Release tag parsed from URL folder structure",
      "originalValue": null,
      "source": "parsed",
      "updated": "2025-10-21T04:40:29.686Z"
    },
    "resolvedHref": "https://pub.smpte.org/doc/st381-4/20170525-pub/",
    "resolvedHref$meta": {
      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": "https://my.smpte.org/s/product-details?id=a1BVR0000007Nfn",
      "overridden": true,
      "source": "resolved",
      "updated": "2025-10-30T22:52:16.571Z",
      "version": "extractDocs.js@commit:ee2844fb1cf2"
    },
    "standardId": "21035",
    "standardId$meta": {
      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/METADATA and PDFs ALL CONTENT/Standard/st0381-4-2017/st0381-4-2017.xml)",
      "source": "parsed",
      "updated": "2026-05-12T21:55:08.868Z"
    },
    "status": {
      "active": true,
      "active$meta": {
        "confidence": "medium",
        "source": "manual",
        "updated": "2025-07-01T00:00:00Z"
      },
      "amended": false,
      "amended$meta": {
        "confidence": "high",
        "note": "Parsed from wrapper #amendments",
        "originalValue": null,
        "source": "parsed",
        "updated": "2025-10-21T04:40:29.686Z"
      },
      "latestVersion": true,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Calculated from the releaseTag(s)",
        "originalValue": null,
        "source": "resolved",
        "updated": "2025-10-21T04:40:29.686Z"
      },
      "reaffirmDate": "2018-09-22",
      "reaffirmDate$meta": {
        "confidence": "medium",
        "source": "manual",
        "updated": "2025-07-01T00:00:00Z"
      },
      "reaffirmed": true,
      "reaffirmed$meta": {
        "confidence": "medium",
        "source": "manual",
        "updated": "2025-07-01T00:00:00Z"
      },
      "superseded": false,
      "superseded$meta": {
        "confidence": "high",
        "note": "Calculated from the releaseTag(s)",
        "originalValue": null,
        "source": "resolved",
        "updated": "2025-10-21T04:40:29.686Z"
      }
    }
  }
}