{
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  "createdAt": "2026-07-27T09:43:25.727Z",
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  "sourceProofUrl": "https://spine-link.vercel.app/assets/library/s200016-2026-07-27T09-43-18-382Z/source-proof.json?v=2026-07-27T09-43-18.382Z",
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    "anonymousAccountId": "anon_1120rdv_bj72ux",
    "anonymousFingerprint": "1120rdv",
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      "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
    }
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    "repo": "spine",
    "branch": "main",
    "repositoryUrl": "https://github.com/vladleopold/spine",
    "uploadPath": "library/s200016-2026-07-27T09-43-18-382Z",
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          "downloadUrl": "https://raw.githubusercontent.com/vladleopold/spine/main/library/s200016-2026-07-27T09-43-18-382Z/s200016/s200016.json"
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        "path": "library/s200016-2026-07-27T09-43-18-382Z/s200016/s200016.png",
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          "downloadUrl": "https://raw.githubusercontent.com/vladleopold/spine/main/library/s200016-2026-07-27T09-43-18-382Z/s200016/s200016.png"
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      },
      {
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        "path": "library/s200016-2026-07-27T09-43-18-382Z/animation_1_loop-preview.webp",
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          "commitUrl": "https://github.com/vladleopold/spine/commit/7f8b1b8417b809c1a621f957d4a3b496ab256638",
          "downloadUrl": "https://raw.githubusercontent.com/vladleopold/spine/main/library/s200016-2026-07-27T09-43-18-382Z/animation_1_loop-preview.webp"
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        "name": "source-proof.json",
        "path": "library/s200016-2026-07-27T09-43-18-382Z/source-proof.json",
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        "sha256": "61cbb95f7a4eea4f3bc6f15a65a853784f45d796ad80bb6e75c56684a4e72345",
        "github": {
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          "commitSha": "7bc2095a8ac137cf5138444d10f944a8c6694428",
          "commitUrl": "https://github.com/vladleopold/spine/commit/7bc2095a8ac137cf5138444d10f944a8c6694428",
          "downloadUrl": "https://raw.githubusercontent.com/vladleopold/spine/main/library/s200016-2026-07-27T09-43-18-382Z/source-proof.json"
        }
      }
    ]
  },
  "legalEvidence": {
    "statement": "This record links file SHA-256 hashes, browser/account identity hashes, browser environment evidence, GitHub repository writes, and an optional EVM transaction payload for source-origin evidence.",
    "privacy": "Email is stored only as SHA-256 in the proof. Anonymous browser/account identifiers are pseudonymous and should be treated as evidence metadata, not personal identity by themselves."
  },
  "anchorHash": "735a3f75676eeea73e4b69f79bf812475ca3eb9518646662fb2f26eb55192c36",
  "recommendedAnchorPayload": "sha256:735a3f75676eeea73e4b69f79bf812475ca3eb9518646662fb2f26eb55192c36",
  "blockchain": {
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    "chain": "evm",
    "transactionData": "0x735a3f75676eeea73e4b69f79bf812475ca3eb9518646662fb2f26eb55192c36",
    "message": "Set BLOCKCHAIN_RPC_URL and BLOCKCHAIN_PRIVATE_KEY in the server environment to write this proof hash to an EVM blockchain transaction."
  }
}