{
  "$schema": "/api/schemas/documents.schema.json",
  "apiVersion": "1.1.0",
  "lastModified": "2026-10-12T19:02:24.957Z",
  "sourcePath": "src/main/data/docs",
  "docId": "RFC1263",
  "document": {
    "abstract": "This RFC comments on recent proposals to extend TCP. It argues that the backward compatible extensions proposed in RFC's 1072 and 1185 should not be pursued, and proposes an alternative way to evolve the Internet protocol suite. This memo provides information for the Internet community. It does not specify an Internet standard.",
    "abstract$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML abstract",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
      "updated": "2026-10-12T19:02:24.956Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "authors": [
      {
        "name": "Sean W. O'Malley"
      },
      {
        "name": "Larry Peterson"
      }
    ],
    "authors$meta": {
      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
      "updated": "2026-10-12T19:02:24.956Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "docId": "RFC1263",
    "docId$meta": {
      "confidence": "high",
      "note": "Derived from RFC number or Datatracker identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
      "updated": "2026-10-12T19:02:24.956Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "docLabel": "IETF RFC 1263",
    "docLabel$meta": {
      "confidence": "high",
      "note": "Constructed from provider and document identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
      "updated": "2026-10-12T19:02:24.956Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "docNumber": "1263",
    "docNumber$meta": {
      "confidence": "high",
      "note": "Parsed from RFC info page report metadata",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
      "updated": "2026-10-12T19:02:24.956Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "docTitle": "TCP Extensions Considered Harmful",
    "docTitle$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
      "updated": "2026-10-12T19:02:24.956Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "docType": "Informational",
    "docType$meta": {
      "confidence": "high",
      "note": "Mapped from Datatracker std_level or RFC status text",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
      "updated": "2026-10-12T19:02:24.956Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "doi": "10.17487/RFC1263",
    "doi$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
      "updated": "2026-10-12T19:02:24.956Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "href": "https://doi.org/10.17487/RFC1263",
    "href$meta": {
      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
      "updated": "2026-10-12T19:02:24.956Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "pages": "19",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
      "updated": "2026-10-12T19:02:24.956Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "publicationDate": "1991-10-01",
    "publicationDate$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML date",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
      "updated": "2026-10-12T19:02:24.956Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "publisher": "IETF",
    "publisher$meta": {
      "confidence": "high",
      "note": "Static: provider",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
      "updated": "2026-10-12T19:02:24.956Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "references": {
      "bibliographic": [
        "RFC1045",
        "RFC1072",
        "RFC1185",
        "orphan/RFC1263/h:61395d6a",
        "orphan/RFC1263/h:e20b7997",
        "orphan/RFC1263/h:30b8da67",
        "orphan/RFC1263/h:c399f7fc"
      ],
      "bibliographic$meta": {
        "confidence": "medium",
        "flag": "MIXED_REF_LAYOUT_RISK anchored=7 proseBlocks=10 skippedAnchorBlocks=8",
        "note": "Parsed from RFC HTML references/informative sections",
        "originalValue": [],
        "reviewRequired": true,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
        "updated": "2026-10-12T19:02:24.957Z",
        "version": "extractDocs.js@commit:bada2c0eb491"
      }
    },
    "resolvedHref": "https://www.rfc-editor.org/info/rfc1263/",
    "resolvedHref$meta": {
      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
      "updated": "2026-10-12T19:02:24.956Z",
      "version": "extractDocs.js@commit:bada2c0eb491"
    },
    "status": {
      "active": true,
      "active$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
        "updated": "2026-10-12T19:02:24.956Z",
        "version": "extractDocs.js@commit:bada2c0eb491"
      },
      "errataExist": false,
      "errataExist$meta": {
        "confidence": "high",
        "note": "Derived from presence of errata links on RFC/Datatracker pages",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
        "updated": "2026-10-12T19:02:24.957Z",
        "version": "extractDocs.js@commit:bada2c0eb491"
      },
      "latestVersion": true,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
        "updated": "2026-10-12T19:02:24.956Z",
        "version": "extractDocs.js@commit:bada2c0eb491"
      },
      "statusNote": "Informational",
      "statusNote$meta": {
        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
        "updated": "2026-10-12T19:02:24.957Z",
        "version": "extractDocs.js@commit:bada2c0eb491"
      },
      "superseded": false,
      "superseded$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1263/",
        "updated": "2026-10-12T19:02:24.957Z",
        "version": "extractDocs.js@commit:bada2c0eb491"
      }
    }
  }
}