{
  "type": "SpineLinkSourceProof",
  "version": 1,
  "hashAlgorithm": "SHA-256",
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  "title": "s200020",
  "uploadedAt": "2026-07-27T09:43:52.552Z",
  "proofPath": "library/s200020-2026-07-27T09-43-52-552Z/source-proof.json",
  "proofUrl": "https://spine-link.vercel.app/assets/library/s200020-2026-07-27T09-43-52-552Z/source-proof.json?v=2026-07-27T09-43-52.552Z",
  "uploader": {
    "mode": "anonymous-browser",
    "anonymousAccountId": "anon_1120rdv_bj72ux",
    "anonymousFingerprint": "1120rdv",
    "browserFingerprintSha256": "79cf820a85e4074bce2be9e43363dff8400716ca005389e9c112e74427014883",
    "browserEnvironmentHashSha256": "37388ee1518f98f6c84861754d0419005bf097e730ad83b5682ef7159a06103f",
    "browserEnvironment": {
      "userAgent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/150.0.0.0 Safari/537.36",
      "platform": "Win32",
      "language": "ja",
      "languages": [
        "ja"
      ],
      "hardwareConcurrency": 13,
      "deviceMemory": 32,
      "screen": {
        "width": 2560,
        "height": 1440,
        "colorDepth": 24,
        "pixelRatio": 1
      },
      "timezone": "Asia/Tokyo",
      "timezoneOffset": -540,
      "maxTouchPoints": 0,
      "cookieEnabled": true
    }
  },
  "github": {
    "owner": "vladleopold",
    "repo": "spine",
    "branch": "main",
    "previewPath": "library/s200020-2026-07-27T09-43-52-552Z"
  },
  "blockchain": {
    "status": "ready-to-anchor",
    "recommendedAnchorPayload": "sha256:c1bfc4870fe2757112b73e5f8f67c3ebe29f490b66a834a3d8467bf6800697a5",
    "note": "Anchor proofHash on-chain together with the GitHub commit/file path to timestamp the original upload evidence."
  },
  "files": [
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      "sha256": "fd2a0dfc5791892fa7482438d373aa4c4a928777ebe549fba8dbfedd1b7625eb"
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    {
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      "sha256": "596b83ae321b5fe95f3982daece98f0fee7959d24ec16aaac750dcfef9f6042a"
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    {
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      "sha256": "fbddf3a237a3c323489ad829da154b45f846a179786130093b4774ada96ae00a"
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}