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  "hashAlgorithm": "SHA-256",
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  "uploadedAt": "2026-08-04T08:20:23.061Z",
  "proofPath": "library/skeleton-2026-08-04T08-20-23-061Z/source-proof.json",
  "proofUrl": "https://spine-link.vercel.app/assets/library/skeleton-2026-08-04T08-20-23-061Z/source-proof.json?v=2026-08-04T08-20-23.061Z",
  "uploader": {
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    "browserEnvironmentHashSha256": "51f2aa72ba98f0bb5287a734c6bc402f7a403f89468b903f67809ff38e15f94f",
    "browserEnvironment": {
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      "platform": "MacIntel",
      "language": "en-US",
      "languages": [
        "en-US",
        "en",
        "fr"
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      "hardwareConcurrency": 16,
      "deviceMemory": 32,
      "screen": {
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        "colorDepth": 30,
        "pixelRatio": 2
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      "timezone": "America/Chicago",
      "timezoneOffset": 300,
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    "recommendedAnchorPayload": "sha256:d31ba600b545fe6d44051dce85f801d1c07ac566e29bdae71041d7d37ac5eb77",
    "note": "Anchor proofHash on-chain together with the GitHub commit/file path to timestamp the original upload evidence."
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