{"slug":"ucai","captured_date":"2026-10-15","record":{"slug":"ucai","trust_score":86,"trust_tier":"High","captured_date":"2026-10-15"},"leaf":"7aaf48d3954f6910e5190426d50aad4dc899c016fcdf070393dd2854294eff05","leaf_preimage":"satohub-score-leaf/v1|2026-10-15|ucai|86|High","proof":["7982d7ad5c81b4c2bf755fb491320f73e8d7a8067e02329f490f5b0fe93fe7f8","97f802058dba2cfff38eb2a02d77b3b350074b8b1e46eaced14fd72761a3c87c","94a50da510e3c487f117c76648fafcedb264f9d494d7e9afee26f9780a8e5741","2423ad32b9f1ed4f909d156b53214011a262353a77ed0a20bef12886410465b8","e05d8155906f92b74bc742f486761226b39f134d3e302071061488fb6de58829","d77acc012003853ac72cd3b7b071b3f2c6c098a0965d36ec60285affb0be263f","47faa62831ee7296a7bfde1ee54b096a64e0742303dd231a84a773a2e474e560","45b04e7f381151e45e7ab122731229e45bdfc341f3dda1bf25ddbc3640c5385e","7fad76605683562391cd2e84a6f31da8d647a11a2ee4fc396fbca1e6ea5d25e1"],"root":"004fa814c17a95aa1bf61786b167b9a311db31782a5b37d9d6d93482c2f9b634","leaf_count":486,"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":"004fa814c17a95aa1bf61786b167b9a311db31782a5b37d9d6d93482c2f9b634","matches_published_root":true,"root_signature":{"alg":"EdDSA","kid":"b04bd38b","sig":"j_izTQemw0YSAbwFiDyFE08BbkJjsYy80CCG6mvDl6sPe6zlznh5Tzn5sSmoXTAb8E0f4jRSRBauQ12YCwpoAQ","signed_at":"2026-10-15T05:31:53.022Z"},"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/ucai","methodology_url":"https://satohub.ai/sato-score","signature":{"alg":"EdDSA","kid":"b04bd38b","sig":"JyHUXZSGYQ4ZVKDwRYSPpWeuspBAzwTPlQCnvCXmPRbOr9NmZjoHzesc3Ag2sCQQtmj7EOOXv3OB7va3vUX_Cw","signed_at":"2026-10-15T11:00:13.894Z","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"}}}