{
      "tool_id": "art-210-ipfs-cid-computer",
      "tool_version": "1.0.0",
      "display_name": "IPFS CID Computer",
      "mcp_name": "compute_ipfs_cid",
      "mandate_type": "compliance_mandate",
      "wave": 35,
      "gpu": false,
      "url": "https://ainumbers.co/chaingraph/art-210-ipfs-cid-computer.html",
      "description": "Computes a CIDv1 content address for text or metadata using SHA-256 multihash, raw codec (0x55), and base32 lowercase multibase prefix. Use to verify what tokenURI resolves to before minting. Metadata-scale inputs only. Not legal advice.",
      "input_schema_ref": "chaingraph/art-210-ipfs-cid-computer.html#manifest",
      "consumes": [],
      "feeds": [],
      "status": "live",
      "conformance_fixtures": true,
      "compute_capability": "server",
      "compute_images": [{"system":"sha256-source","image_id":"sha256:dac326da6a1226cfd8f7e34a91e43143f1b9721fe0de9210224b8cb275eef503","valid_from":"2026-07-10"},{"system":"risc0","image_id":"sha256:a1a0bc89b5b1febaeda3519f6dbade0fa5ac16beeb143c4e1b01689573567bc6","valid_from":"2026-07-03"}],
      "export_capability": [
        "json"
      ],
      "compute_proof_ready": "ready",
      "compute_proof": {
        "type": "ZkVmReceipt",
        "system": "risc0",
        "receiptFormat": "groth16-bn254",
        "imageId": "sha256:a1a0bc89b5b1febaeda3519f6dbade0fa5ac16beeb143c4e1b01689573567bc6",
        "seal": "FMU4AvHwkkPER2jo9OBbtjlDbCBcvw2Utw+5ifRqgw0PQ4VvnYLweUtpn6DhDSMaOmL87dzd+M59X6kXVVpPvyrW7ORn2EH3qSq5enT4r60BYNhRFl20O1mtrSjYNJ9UK7Yk9UNE5EzaCqMH3SI6FGOkUV27CGKOPpa5FPzBrYAaOXb3OtniJeE8Tdn5D2KTQuWHWqtXapRfEY0cQYz6lQLX4cFqWLAo2Yx39BovrYCjWK0qT3027UFr9QRMnkTpAqcFwbQrb66TLQkQTwvQtpOSn7rK14k8G5R4O7rJdawO+0h5eA26+aelj69VXVdWAvqTmJvm7K1lJkL6tpJFNA==",
        "journal": {
          "chaingraph_version": "0.4.0",
          "kernel_digest": "sha256:2e46366b60cf89d36ddd8e956711f51b24d0ed21227a8984c59d31881b9ae230",
          "output": {
            "byte_length": 11,
            "cid": "bafkreifzjut3te2nhyekklss27nh3k72ysco7y32koao5eei66wof36n5e",
            "cid_bytes_hex": "01551220b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9",
            "codec": "raw",
            "codec_code": "0x55",
            "digest_hex": "b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9",
            "digest_length": 32,
            "disclaimer": "Not legal advice. CID is computed from your input text only. No pinning, no network. Verify against ipfs add --cid-version=1 for your codec before use.",
            "known_vector_verified": true,
            "multihash_fn": "sha2-256",
            "multihash_fn_code": "0x12"
          }
        }
      }
    }