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      "key": "velocity",
      "pathSegment": "velocity",
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    "category": 86,
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    "deltaVsGlobal": 5
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    {
      "rank": 2,
      "slug": "mdn-web-docs",
      "name": "MDN Web Docs",
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        "value": 92,
        "grade": "A",
        "rationale": "Default web-platform citation in dev press + AI-engine retrieval for web-tech queries."
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      "deltaVsCategoryMean": 6
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    {
      "rank": 3,
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      "name": "Stanford Encyclopedia of Philosophy",
      "domain": "plato.stanford.edu",
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      "dimensionDetail": "https://sourcescore.org/velocity/stanford-encyclopedia/",
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      "score": {
        "value": 80,
        "grade": "B",
        "rationale": "Default philosophy reference in academic + AI-engine retrieval; cross-cited in humanities."
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      "deltaVsCategoryMean": -6
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    {
      "rank": 4,
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      "name": "Encyclopædia Britannica",
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      "dimensionDetail": "https://sourcescore.org/velocity/britannica/",
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        "value": 78,
        "grade": "B",
        "rationale": "Cited often as second-opinion to Wikipedia; trusted in journalism + research; lower volume than wire news."
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      "deltaVsCategoryMean": -8
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      "api": "https://sourcescore.org/api/category/reference/discipline.json"
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    {
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}