{
  "$schema": "/api/schemas/documents.schema.json",
  "apiVersion": "1.0.0",
  "generatedAt": "2026-04-11T05:56:28.877Z",
  "sourcePath": "src/main/data/documents.json",
  "docId": "SMPTE.ST377-4.2012",
  "document": {
    "docId": "SMPTE.ST377-4.2012",
    "docId$meta": {
      "confidence": "high",
      "note": "Calculated from parsed/inferred metadata",
      "originalValue": null,
      "source": "manual",
      "sourceUrl": "https://pub.smpte.org/doc/st377-4/20120314-pub/",
      "updated": "2025-10-30T00:00:00Z"
    },
    "docLabel": "SMPTE ST 377-4:2012",
    "docLabel$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
    },
    "docNumber": "377",
    "docNumber$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
    },
    "docPart": "4",
    "docPart$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
    },
    "docSuiteTitle": "Material Exchange Format (MXF)",
    "docSuiteTitle$meta": {
      "confidence": "high",
      "note": "Parsed from HTML pubSuiteTitle meta tag, or derived from wrapper title for PDF releases",
      "originalValue": null,
      "source": "parsed",
      "updated": "2025-12-12T21:25:49.615Z",
      "version": "extractDocs.js@commit:e5213a0e988e"
    },
    "docTitle": "MXF Multichannel Audio Labeling Framework",
    "docTitle$meta": {
      "confidence": "high",
      "note": "Parsed from HTML pubTitle, or derived from wrapper title for PDF releases",
      "originalValue": "Material Exchange Format (MXF) — MXF Multichannel Audio Labeling Framework",
      "overridden": true,
      "source": "parsed",
      "updated": "2025-12-12T21:25:49.615Z",
      "version": "extractDocs.js@commit:e5213a0e988e"
    },
    "docType": "Standard",
    "docType$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
    },
    "doi": "10.5594/SMPTE.ST377-4.2012",
    "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.ST377-4.2012",
    "href$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
    },
    "keywords": [
      "DCinema",
      "Audio",
      "MXF Application"
    ],
    "keywords$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
    },
    "publicationDate": "2012-03-14",
    "publicationDate$meta": {
      "confidence": "high",
      "note": "Parsed from HTML pubDateTime meta tag",
      "originalValue": "2012-06-28",
      "overridden": true,
      "source": "parsed",
      "updated": "2025-10-21T04:40:21.401Z"
    },
    "publisher": "SMPTE",
    "publisher$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
    },
    "references": {
      "normative": [
        "SMPTE.ST335.2001",
        "SMPTE.ST395.2003",
        "SMPTE.ST336.2007",
        "SMPTE.ST377-1.2011",
        "SMPTE.ST377-1.2011Am1.2012",
        "SMPTE.ST382.2007",
        "SMPTE.ST382.2007Am1.2012",
        "SMPTE.ST400.2004",
        "SMPTE.RP428-4.2010",
        "RFC5646",
        "RFC5234"
      ],
      "normative$meta": {
        "confidence": "medium",
        "source": "manual",
        "updated": "2025-07-01T00:00:00Z"
      }
    },
    "releaseTag": "20120314-pub",
    "releaseTag$meta": {
      "confidence": "high",
      "note": "Release tag parsed from URL folder structure",
      "originalValue": null,
      "source": "parsed",
      "updated": "2025-10-21T04:40:21.401Z"
    },
    "resolvedHref": "https://pub.smpte.org/doc/st377-4/20120314-pub/",
    "resolvedHref$meta": {
      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": "https://my.smpte.org/s/product-details?id=a1BVR0000007Nff",
      "overridden": true,
      "source": "resolved",
      "updated": "2025-11-11T04:49:05.254Z",
      "version": "extractDocs.js@commit:dea962f9e9d7"
    },
    "status": {
      "active": false,
      "active$meta": {
        "confidence": "medium",
        "source": "manual",
        "updated": "2025-07-01T00:00:00Z"
      },
      "amended": false,
      "amended$meta": {
        "confidence": "high",
        "note": "Parsed from wrapper #amendments",
        "originalValue": null,
        "source": "parsed",
        "updated": "2025-10-21T04:40:21.401Z"
      },
      "latestVersion": false,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Calculated from the releaseTag(s)",
        "originalValue": null,
        "source": "resolved",
        "updated": "2025-10-21T04:40:21.401Z"
      },
      "superseded": true,
      "superseded$meta": {
        "confidence": "medium",
        "source": "manual",
        "updated": "2025-07-01T00:00:00Z"
      },
      "supersededBy": [
        "SMPTE.ST377-4.2021"
      ],
      "supersededBy$meta": {
        "confidence": "medium",
        "source": "manual",
        "updated": "2025-07-01T00:00:00Z"
      },
      "supersededDate": "2021-02-05",
      "supersededDate$meta": {
        "confidence": "high",
        "note": "Extracted directly from HTML",
        "originalValue": "2021-06-04",
        "overridden": true,
        "source": "parsed",
        "updated": "2025-10-21T04:40:21.401Z"
      }
    }
  }
}