{"op":"syntax","lang":"json","valid":true,"error":null,"source":"CPython json (RFC 8259)","attestation":{"attested":true,"endpoint":"syntax","inputs":{"lang":"json"},"output_sha256":"011a6d6a779cd4f802ba38116fe282525264b354054e93666dfb69d2d7097496","authority":{"name":"Canonical parsers (CPython json / ast / re / tomllib, PyYAML)","version":"RFC 8259 (JSON) / TOML 1.0 / YAML 1.1 / CPython","engine":"the reference parser per language","matches_published_test_values":"valid/invalid verdicts + error location from the canonical parser"},"deterministic":true,"reproduce":"recompute /syntax with these inputs against Canonical parsers (CPython json / ast / re / tomllib, PyYAML); same input -> same bytes; sha256 of the canonical (sorted, attestation-stripped) JSON output must equal output_sha256.","signature":{"signer":"0xA947551dEBB8F0171F16311b1Ce8b5A8f59A8814","scheme":"EIP-191 personal_sign (secp256k1)","statement":"almanac/v1 attests: endpoint=syntax output_sha256=011a6d6a779cd4f802ba38116fe282525264b354054e93666dfb69d2d7097496","signature":"0x41ba98663214465b6915fb191bbdbc39fcf61370be33271f8cf8df79f191919842db96ba45b57aff052bd7bb91f7ddf0d59f5791a21fadb1583face631637f751b","verify":"EIP-191 recover the signer address from (statement, signature); it must equal `signer`. `signer` is almanac's attestation key — see `endorsed_by` for the earning wallet that authorized it.","endorsed_by":{"earning_wallet":"0xa3091005a76b1480F1897a9D0C2e1c55B7767674","attestation_key":"0xA947551dEBB8F0171F16311b1Ce8b5A8f59A8814","statement":"almanac/v1 endorsement: earning wallet 0xa3091005a76b1480F1897a9D0C2e1c55B7767674 authorizes attestation key 0xA947551dEBB8F0171F16311b1Ce8b5A8f59A8814 to sign deterministic-truth attestations","signature":"0xce89c47280aa480298974acfbcc7b03ee538a24a47e3dc733889261083edcdb01bb3849b2ba892c086c4528f74a37c06df5311dfd2734f232636343f067630621b","scheme":"EIP-191 personal_sign (secp256k1)","verify":"EIP-191 recover the signer from (statement, signature); must equal earning_wallet — the same address that receives x402 payment."}}}}