{
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  "docId": "RFC7191",
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    "abstract": "This document defines the syntax for two Cryptographic Message Syntax (CMS) content types: one for key package receipts and another for key package errors. The key package receipt content type is used to confirm receipt of an identified key package or collection of key packages. The key package error content type is used to indicate an error occurred during the processing of a key package. CMS can be used to digitally sign, digest, authenticate, or encrypt these content types.",
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      {
        "name": "Russ Housley"
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      "confidence": "high",
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      "updated": "2026-10-20T21:45:33.283Z",
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    "docId": "RFC7191",
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      "confidence": "high",
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      "originalValue": null,
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      "note": "Constructed from provider and document identifier",
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      "updated": "2026-10-20T21:45:33.283Z",
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    "docNumber": "7191",
    "docNumber$meta": {
      "confidence": "high",
      "note": "From the RFC index entry (rfc-index.xml <doc-id>)",
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      "source": "parsed",
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      "updated": "2026-10-20T21:45:33.283Z",
      "version": "extractDocs.js@commit:92f3ced618ff"
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    "docTitle": "Cryptographic Message Syntax (CMS) Key Package Receipt and Error Content Types",
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      "confidence": "high",
      "note": "Parsed from RFC index XML title",
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      "updated": "2026-10-20T21:45:33.283Z",
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      "confidence": "high",
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      "source": "parsed",
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      "updated": "2026-10-20T21:45:33.283Z",
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    "doi": "10.17487/RFC7191",
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      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
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      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc7191/",
      "updated": "2026-10-20T21:45:33.283Z",
      "version": "extractDocs.js@commit:92f3ced618ff"
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    "href": "https://doi.org/10.17487/RFC7191",
    "href$meta": {
      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc7191/",
      "updated": "2026-10-20T21:45:33.283Z",
      "version": "extractDocs.js@commit:92f3ced618ff"
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    "pages": "25",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc7191/",
      "updated": "2026-10-20T21:45:33.283Z",
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    },
    "publicationDate": "2014-04-01",
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      "confidence": "high",
      "note": "Parsed from RFC index XML date",
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      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc7191/",
      "updated": "2026-10-20T21:45:33.283Z",
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      "confidence": "high",
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      "source": "parsed",
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        "note": "Parsed from RFC HTML references/informative sections",
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        "source": "parsed",
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        "updated": "2026-10-20T21:45:33.283Z",
        "version": "extractDocs.js@commit:92f3ced618ff"
      },
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        "RFC2119",
        "RFC2634",
        "RFC4073",
        "RFC5280",
        "RFC5652",
        "RFC5912",
        "RFC5958",
        "RFC6010",
        "RFC6019",
        "RFC6031",
        "RFC6032",
        "RFC6268",
        "RFC7193",
        "ISO.8824-1.2002",
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        "ISO.8824-3.2002",
        "ISO.8824-4.2002",
        "ISO.8825-1.2002"
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        "confidence": "high",
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        "source": "parsed",
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        "updated": "2026-10-20T21:45:33.283Z",
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      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
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        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc7191/",
        "updated": "2026-10-20T21:45:33.283Z",
        "version": "extractDocs.js@commit:92f3ced618ff"
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        "confidence": "high",
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        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc7191/",
        "updated": "2026-10-20T21:45:33.283Z",
        "version": "extractDocs.js@commit:92f3ced618ff"
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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/rfc7191/",
        "updated": "2026-10-20T21:45:33.283Z",
        "version": "extractDocs.js@commit:92f3ced618ff"
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        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
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        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc7191/",
        "updated": "2026-10-20T21:45:33.283Z",
        "version": "extractDocs.js@commit:92f3ced618ff"
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        "confidence": "high",
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        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc7191/",
        "updated": "2026-10-20T21:45:33.283Z",
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