{
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    "abstract": "Zstandard, or \"zstd\" (pronounced \"zee standard\"), is a data compression mechanism. This document describes the mechanism and registers a media type and content encoding to be used when transporting zstd-compressed content via Multipurpose Internet Mail Extensions (MIME). Despite use of the word \"standard\" as part of its name, readers are advised that this document is not an Internet Standards Track specification; it is being published for informational purposes only.",
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    "authors": [
      {
        "name": "Yann Collet"
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      {
        "name": "Murray Kucherawy"
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      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
      "originalValue": null,
      "source": "parsed",
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      "updated": "2026-10-20T17:33:04.910Z",
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      "confidence": "high",
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      "originalValue": null,
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      "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
      "updated": "2026-10-20T17:33:04.910Z",
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      "confidence": "high",
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      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
      "updated": "2026-10-20T17:33:04.910Z",
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    "docNumber": "8478",
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      "confidence": "high",
      "note": "From the RFC index entry (rfc-index.xml <doc-id>)",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
      "updated": "2026-10-20T17:33:04.910Z",
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    "docTitle": "Zstandard Compression and the application/zstd Media Type",
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      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
      "updated": "2026-10-20T17:33:04.910Z",
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      "confidence": "high",
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      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
      "updated": "2026-10-20T17:33:04.910Z",
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    "doi": "10.17487/RFC8478",
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      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
      "updated": "2026-10-20T17:33:04.910Z",
      "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/rfc8478/",
      "updated": "2026-10-20T17:33:04.910Z",
      "version": "extractDocs.js@commit:8277ba975118"
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    "keywords": [
      "Compression"
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    "keywords$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML keywords",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
      "updated": "2026-10-20T17:33:04.910Z",
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    "pages": "54",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
      "updated": "2026-10-20T17:33:04.910Z",
      "version": "extractDocs.js@commit:8277ba975118"
    },
    "publicationDate": "2018-10-01",
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      "confidence": "high",
      "note": "Parsed from RFC index XML date",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
      "updated": "2026-10-20T17:33:04.910Z",
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      "confidence": "high",
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      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
      "updated": "2026-10-20T17:33:04.910Z",
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    "references": {
      "bibliographic": [
        "GITHUB.Cyan4973.FiniteStateEntropy",
        "RFC1952",
        "GITHUB.facebook.zstd",
        "orphan/RFC8478/h:0fe7d935",
        "orphan/RFC8478/h:75a9e8d0",
        "orphan/RFC8478/h:6144bca3",
        "orphan/RFC8478/h:6244e717"
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      "bibliographic$meta": {
        "confidence": "medium",
        "flag": "MIXED_REF_LAYOUT_RISK anchored=8 proseBlocks=11 skippedAnchorBlocks=9",
        "note": "Parsed from RFC HTML references/informative sections",
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        "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
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        "confidence": "medium",
        "note": "Citations without a standard ID, kept as MRI orphan refs (or resolved once the reference label was stripped)",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
        "updated": "2026-10-20T17:33:24.846Z",
        "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/rfc8478/",
      "updated": "2026-10-20T17:33:04.910Z",
      "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/rfc8478/",
        "updated": "2026-10-20T17:33:04.910Z",
        "version": "extractDocs.js@commit:8277ba975118"
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        "confidence": "high",
        "note": "Derived from presence of errata links on RFC/Datatracker pages",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
        "updated": "2026-10-20T17:33:04.910Z",
        "version": "extractDocs.js@commit:8277ba975118"
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      "errataUrl": [
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        "confidence": "high",
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        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
        "updated": "2026-10-20T17:33:04.910Z",
        "version": "extractDocs.js@commit:8277ba975118"
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      "latestVersion$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
        "updated": "2026-10-20T17:33:04.910Z",
        "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/rfc8478/",
        "updated": "2026-10-20T17:33:04.910Z",
        "version": "extractDocs.js@commit:8277ba975118"
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      "superseded": true,
      "superseded$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
        "updated": "2026-10-20T17:33:04.910Z",
        "version": "extractDocs.js@commit:8277ba975118"
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        "confidence": "high",
        "note": "Parsed from RFC index XML",
        "originalValue": [],
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8478/",
        "updated": "2026-10-20T17:33:04.910Z",
        "version": "extractDocs.js@commit:8277ba975118"
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