{"slug":"mcp-reference-servers","captured_date":"2026-10-15","record":{"slug":"mcp-reference-servers","trust_score":72,"trust_tier":"High","captured_date":"2026-10-15"},"leaf":"1c1455eb784f32a39e90e5bac93996bf8c01014e5b46aaa18114b783050e7b8c","leaf_preimage":"satohub-score-leaf/v1|2026-10-15|mcp-reference-servers|72|High","proof":["1b727dfd4ea3a46788befacd0da70b458c4e989045e07b5a52c18a70cfde22e6","6201c98abd94591f975953f0b70086a35c84f912198840ab0758bb035b94958b","d6080cdecb914b56176b3e8d26f33a7593433cc7b307d27fd1e7d3ffb80227cf","1e6bd2d6dd40be686fdce53d803a870021fd6df187c131e92eacdfdcdf2f4fa3","3750ccf5ba990f9c6eb7412434d6abf240a8867c4f182fa5fb6abe36ef5e0693","99e07602cd316b1d448da24d086c97d8d12bc7e828fae116903412ade392cd09","96731632b3b6265305ec150fef9b8b4c5e40200d96ab4885810d9fa41c89155d","fbbbb68010eb140879f3e43b67970de6b766a71805fff06e8226cefa825e1c73","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/mcp-reference-servers","methodology_url":"https://satohub.ai/sato-score","signature":{"alg":"EdDSA","kid":"b04bd38b","sig":"6dljsXyntrPX3x92gRNhe8CeFc1jWLTBz_0grXjWtJ4nkBLqNiWYIEk-i3sZ2SQxOoBpgwYltvhGghkU4r39CQ","signed_at":"2026-10-15T08:14:04.677Z","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"}}}