{"slug":"universal-commerce-protocol-ucp","captured_date":"2026-11-05","record":{"slug":"universal-commerce-protocol-ucp","trust_score":59,"trust_tier":"Medium","captured_date":"2026-11-05"},"leaf":"93f04f0a03e72337cfb01163e81b669054b70acd0942aa4c4b5c2aa999832dee","leaf_preimage":"satohub-score-leaf/v1|2026-11-05|universal-commerce-protocol-ucp|59|Medium","proof":["946c8e7f2440b1cc44b1ecf5ac193473076e027822b776d85d37b5389296e60a","96cc5a24c41c58f2d874f790666a13564d3986e29cef207ed3f56d9b593e58e6","4c77695172bf21d88a2573b8816505cb62bec44f9462e47afab940ca4777b152","d5ca6960aa9ddb9657d87fc0444fbdc890b0c19a3f1b00164c9fc0e36ca66bc4","0708e7ed04dca57cb10cfc2d8130faecfb5c21e51d57a66b825652d0b9b8a1df","4a8e419c08c330f6db9c3e7b6f6e91d150b3e4235baa7970e1011f958019e5e2","c5ec0dd89687e25258839d3762bbabf3b7360fc9ba163a78ad76dbdbd45b97bd","c96a6f6745d123ec5709a0b938d5487b5e7e238c0567d43c7f14d5b06ec88ad8","b7c6055b83e69d31064ac1b1fc43289adc31d072b1a0714f6be1bce0b29bf984"],"root":"6cb872fc24431d797738ee5cabdbc0f41d50175f4039b6f46a37239b54f94293","leaf_count":492,"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":"6cb872fc24431d797738ee5cabdbc0f41d50175f4039b6f46a37239b54f94293","matches_published_root":true,"root_signature":{"alg":"EdDSA","kid":"b04bd38b","sig":"aC62GnCRWgzpn2b3ENTLNR-op9ThK3VIgN1-3LAmmCEEgcSDg1pZsjK_qt9fTC9Ybh7aDM8eczQSq1nVG8PbCA","signed_at":"2026-11-05T05:31:59.323Z"},"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/universal-commerce-protocol-ucp","methodology_url":"https://satohub.ai/sato-score","signature":{"alg":"EdDSA","kid":"b04bd38b","sig":"1Y0Eb4D4Nl7oi-6QRsgiOD2nSPqmG7lBI2PGLAuB7-R78vRfsM8-fetYPfGTTJwo7gpA6rXBl7E67IN2j9E2Bw","signed_at":"2026-11-05T09:00:19.257Z","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"}}}