{"slug":"arkham","captured_date":"2026-09-23","record":{"slug":"arkham","trust_score":38,"trust_tier":"Low","captured_date":"2026-09-23"},"leaf":"3fb8c23dcbfcf81325a1f14652539fb1e6fa58bce6f6bfdc8a8899d949c540c4","leaf_preimage":"satohub-score-leaf/v1|2026-09-23|arkham|38|Low","proof":["403a59efae24d6f7032fa7914d6cdacda73448cfa231dacd7edc8dc5917e369b","8f3940e35cd2e5360e0b87354770ea622af0d4ddf32b9873dd7f24992a9bcab6","dd21f1789889fd185c97ab8e20be31527dcc46497a938781833510bd8ee6d4bc","94aca592441109fea13bac1e72da8c78d60197927984f6b11383e5a3ce01413e","aa320a5685c46756cfd7c6ea913e34e2c6749bf7b930ea107a97036fa580bf29","981450082d7e67283bfe31b419fa01b1d4b60a8b7a9a84da231b1d8aee92559f","45f2ef4c44d23d33bde68713d4bc0172e54cf19cbe96f48d97c124428f91dd76","892ad98191071147deb788a266f4f9b898493c86db3b10c5d2f7067e34b8c73d","ab857feeeed6c77d3a04cc52139b70c8334573fa9de02b2fe1745051d12a00b5"],"root":"b193800c4efd5ef9f4def0a5f5c16cf1a9c24fe106be47c1ddacb936565b6583","leaf_count":432,"method":"sha256; leaf=SHA256(\"satohub-score-leaf/v1|\"+date+\"|\"+slug+\"|\"+score+\"|\"+tier); node=SHA256(\"satohub-score-node/v1\"||min(a,b)||max(a,b)); leaves sorted ascending; odd node promoted","rebuilt_root":"b193800c4efd5ef9f4def0a5f5c16cf1a9c24fe106be47c1ddacb936565b6583","matches_published_root":true,"root_signature":{"alg":"EdDSA","kid":"b04bd38b","sig":"pT7xGEzcWwnTv51q2_eD8vuSIXtDe2qgdpU47oFWqhK1khuTh5VRIaG9wmXHv71dES0G457tn9DtkyIAqy2NBg","signed_at":"2026-09-23T13:42:04.359Z"},"onchain":null,"onchain_note":"not attested on-chain — key absent (ATTEST_PRIVATE_KEY is not set)","meta":{"rules":["A proof shows this score was in the day's published commitment. It is not a claim that the score is correct, and it is not a safety, quality or returns grade.","Verify against an archived copy of the root rather than the one in this response — a proof checked only against a root served by the same server proves less."],"roots_url":"https://satohub.ai/.well-known/sato-score-roots.json","jwks_url":"https://satohub.ai/.well-known/jwks.json","report_url":"https://satohub.ai/verify/arkham","methodology_url":"https://satohub.ai/sato-score","signature":{"alg":"EdDSA","kid":"b04bd38b","sig":"rX_BMh2QZ64NzvG9iWPVrK-gC258iNTFbQ65GhYieVRPjOQJxvGQYT3HSmihHUcUc8r1iPQyq0FFHw4sFcPBAg","signed_at":"2026-09-23T18:02:45.744Z","jwks_url":"https://satohub.ai/.well-known/jwks.json","canonicalization":"utf8(signed_at) || 0x0A || canonicalJson(body with meta.signature removed; the meta object itself is kept, and is present in every signed body); canonicalJson = JSON with object keys sorted by Unicode code point, array order preserved, no whitespace"}}}