{
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  "sourcePath": "src/main/data/docs",
  "docId": "RFC4964",
  "document": {
    "abstract": "This document describes a private Session Initiation Protocol (SIP) header (P-header) used by the Open Mobile Alliance (OMA) for Push to talk over Cellular (PoC) along with its applicability, which is limited to the OMA PoC application. The P-Answer-State header is used for indicating the answering mode of the handset, which is particular to the PoC application. This memo provides information for the Internet community.",
    "abstract$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML abstract",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
      "updated": "2026-10-13T17:23:50.330Z",
      "version": "extractDocs.js@commit:996495349225"
    },
    "authors": [
      {
        "name": "Andrew Allen"
      },
      {
        "name": "Jan Holm"
      },
      {
        "name": "Thomas Hallin"
      }
    ],
    "authors$meta": {
      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
      "updated": "2026-10-13T17:23:50.330Z",
      "version": "extractDocs.js@commit:996495349225"
    },
    "docId": "RFC4964",
    "docId$meta": {
      "confidence": "high",
      "note": "Derived from RFC number or Datatracker identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
      "updated": "2026-10-13T17:23:50.330Z",
      "version": "extractDocs.js@commit:996495349225"
    },
    "docLabel": "IETF RFC 4964",
    "docLabel$meta": {
      "confidence": "high",
      "note": "Constructed from provider and document identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
      "updated": "2026-10-13T17:23:50.330Z",
      "version": "extractDocs.js@commit:996495349225"
    },
    "docNumber": "4964",
    "docNumber$meta": {
      "confidence": "high",
      "note": "Parsed from RFC info page report metadata",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
      "updated": "2026-10-13T17:23:50.330Z",
      "version": "extractDocs.js@commit:996495349225"
    },
    "docTitle": "The P-Answer-State Header Extension to the Session Initiation Protocol for the Open Mobile Alliance Push to Talk over Cellular",
    "docTitle$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
      "updated": "2026-10-13T17:23:50.330Z",
      "version": "extractDocs.js@commit:996495349225"
    },
    "docType": "Informational",
    "docType$meta": {
      "confidence": "high",
      "note": "Mapped from Datatracker std_level or RFC status text",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
      "updated": "2026-10-13T17:23:50.330Z",
      "version": "extractDocs.js@commit:996495349225"
    },
    "doi": "10.17487/RFC4964",
    "doi$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
      "updated": "2026-10-13T17:23:50.330Z",
      "version": "extractDocs.js@commit:996495349225"
    },
    "href": "https://doi.org/10.17487/RFC4964",
    "href$meta": {
      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
      "updated": "2026-10-13T17:23:50.330Z",
      "version": "extractDocs.js@commit:996495349225"
    },
    "keywords": [
      "Open Mobile Alliance",
      "PoC"
    ],
    "keywords$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML keywords",
      "originalValue": [
        "P-header",
        "Oma",
        "Open Mobile Alliance",
        "Poc"
      ],
      "overridden": true,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
      "updated": "2026-10-13T17:53:56.879Z",
      "version": "extractDocs.js@commit:25936397c06b"
    },
    "pages": "32",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
      "updated": "2026-10-13T17:23:50.330Z",
      "version": "extractDocs.js@commit:996495349225"
    },
    "publicationDate": "2007-09-01",
    "publicationDate$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML date",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
      "updated": "2026-10-13T17:23:50.330Z",
      "version": "extractDocs.js@commit:996495349225"
    },
    "publisher": "IETF",
    "publisher$meta": {
      "confidence": "high",
      "note": "Static: provider",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
      "updated": "2026-10-13T17:23:50.330Z",
      "version": "extractDocs.js@commit:996495349225"
    },
    "references": {
      "bibliographic": [
        "RFC4353",
        "RFC4354",
        "RFC3262",
        "RFC3326",
        "RFC3840",
        "RFC4538",
        "RFC2976",
        "RFC3311",
        "RFC3428",
        "RFC3903",
        "RFC3427",
        "orphan/RFC4964/h:6ce4bd3f"
      ],
      "bibliographic$meta": {
        "confidence": "medium",
        "flag": "MIXED_REF_LAYOUT_RISK anchored=21 proseBlocks=26 skippedAnchorBlocks=23",
        "note": "Parsed from RFC HTML references/informative sections",
        "originalValue": [],
        "reviewRequired": true,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
        "updated": "2026-10-13T17:23:50.330Z",
        "version": "extractDocs.js@commit:996495349225"
      },
      "normative": [
        "RFC2119",
        "RFC3261",
        "RFC3420",
        "RFC3265",
        "RFC3515",
        "RFC3264",
        "RFC4234",
        "RFC4346",
        "orphan/RFC4964/h:e0878024"
      ],
      "normative$meta": {
        "confidence": "high",
        "note": "Parsed from RFC HTML normative references sections",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
        "updated": "2026-10-13T17:23:50.330Z",
        "version": "extractDocs.js@commit:996495349225"
      }
    },
    "resolvedHref": "https://www.rfc-editor.org/info/rfc4964/",
    "resolvedHref$meta": {
      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
      "updated": "2026-10-13T17:23:50.330Z",
      "version": "extractDocs.js@commit:996495349225"
    },
    "status": {
      "active": true,
      "active$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
        "updated": "2026-10-13T17:23:50.330Z",
        "version": "extractDocs.js@commit:996495349225"
      },
      "amendedBy": [
        "RFC8996"
      ],
      "amendedBy$meta": {
        "confidence": "high",
        "note": "Parsed from RFC index XML",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
        "updated": "2026-10-13T17:23:50.330Z",
        "version": "extractDocs.js@commit:996495349225"
      },
      "errataExist": false,
      "errataExist$meta": {
        "confidence": "high",
        "note": "Derived from presence of errata links on RFC/Datatracker pages",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
        "updated": "2026-10-13T17:23:50.330Z",
        "version": "extractDocs.js@commit:996495349225"
      },
      "latestVersion": true,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
        "updated": "2026-10-13T17:23:50.330Z",
        "version": "extractDocs.js@commit:996495349225"
      },
      "statusNote": "Informational",
      "statusNote$meta": {
        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
        "updated": "2026-10-13T17:23:50.330Z",
        "version": "extractDocs.js@commit:996495349225"
      },
      "superseded": false,
      "superseded$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4964/",
        "updated": "2026-10-13T17:23:50.330Z",
        "version": "extractDocs.js@commit:996495349225"
      }
    }
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}