{
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    "abstract": "\"Viability in the Marketplace\" is an important requirement for any IPng candidate and this paper is an attempt to summarize some important factors in determing market viability of IPng proposals. This memo provides information for the Internet community. This memo does not specify an Internet standard of any kind.",
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        "name": "John Curran"
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      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
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      "updated": "2026-10-20T17:28:09.588Z",
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      "confidence": "high",
      "note": "Derived from RFC number or Datatracker identifier",
      "originalValue": null,
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      "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
      "updated": "2026-10-20T17:28:09.588Z",
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    "docLabel": "IETF RFC 1669",
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      "confidence": "high",
      "note": "Constructed from provider and document identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
      "updated": "2026-10-20T17:28:09.588Z",
      "version": "extractDocs.js@commit:8277ba975118"
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    "docNumber": "1669",
    "docNumber$meta": {
      "confidence": "high",
      "note": "From the RFC index entry (rfc-index.xml <doc-id>)",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
      "updated": "2026-10-20T17:28:09.588Z",
      "version": "extractDocs.js@commit:8277ba975118"
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    "docTitle": "Market Viability as a IPng Criteria",
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      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
      "updated": "2026-10-20T17:28:09.588Z",
      "version": "extractDocs.js@commit:8277ba975118"
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      "confidence": "high",
      "note": "Mapped from Datatracker std_level or RFC status text",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
      "updated": "2026-10-20T17:28:09.588Z",
      "version": "extractDocs.js@commit:8277ba975118"
    },
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      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
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      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
      "updated": "2026-10-20T17:28:09.588Z",
      "version": "extractDocs.js@commit:8277ba975118"
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      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
      "updated": "2026-10-20T17:28:09.588Z",
      "version": "extractDocs.js@commit:8277ba975118"
    },
    "keywords": [
      "White Paper"
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    "keywords$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML keywords",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
      "updated": "2026-10-20T17:28:09.588Z",
      "version": "extractDocs.js@commit:8277ba975118"
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    "pages": "4",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
      "updated": "2026-10-20T17:28:09.588Z",
      "version": "extractDocs.js@commit:8277ba975118"
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    "publicationDate$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML date",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
      "updated": "2026-10-20T17:28:09.588Z",
      "version": "extractDocs.js@commit:8277ba975118"
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    "publisher": "IETF",
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      "confidence": "high",
      "note": "Static: provider",
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      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
      "updated": "2026-10-20T17:28:09.588Z",
      "version": "extractDocs.js@commit:8277ba975118"
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      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
      "updated": "2026-10-20T17:28:09.588Z",
      "version": "extractDocs.js@commit:8277ba975118"
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      "active": true,
      "active$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
        "updated": "2026-10-20T17:28:09.588Z",
        "version": "extractDocs.js@commit:8277ba975118"
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      "errataExist": false,
      "errataExist$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/rfc1669/",
        "updated": "2026-10-20T17:28:09.588Z",
        "version": "extractDocs.js@commit:8277ba975118"
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      "latestVersion": true,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
        "updated": "2026-10-20T17:28:09.588Z",
        "version": "extractDocs.js@commit:8277ba975118"
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        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
        "updated": "2026-10-20T17:28:09.588Z",
        "version": "extractDocs.js@commit:8277ba975118"
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        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc1669/",
        "updated": "2026-10-20T17:28:09.588Z",
        "version": "extractDocs.js@commit:8277ba975118"
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