{"attribution":"MCP Queen — the evidence layer for MCP (https://mcpqueen.com)","license":"CC BY 4.0 — free to use with attribution and a link to mcpqueen.com","methodology":"https://mcpqueen.com/registry#methodology","docs":"https://mcpqueen.com/api","generated_at":"2026-09-12T15:01:14.477Z","server":{"name":"io.github.NovanBaillif/attractor-machine-commons","title":"ATTRACTOR Verification & State","description":"Verify structured artifacts, discover local tools and hand off immutable public state.","version":"3.0.0","remote_url":"https://attractor-observatory-demo.vercel.app/mcp","repo_url":"https://github.com/NovanBaillif/attractor-machine-commons"},"operational_grade":{"grade":"A","score":92,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":1327,"tool_count":17,"probed_at":"2026-09-11T07:45:59.213Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 1327ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo attractor-machine-commons@3.0.0"},{"criterion":"tooling","points":30,"max":35,"evidence":"tools/list OK: 17 tools e.g. \"canonicalize_json\"; 17/17 described, 8/17 fully-typed schemas, median description 491 chars"},{"criterion":"latency","points":7,"max":10,"evidence":"initialize round-trip 1327ms"},{"criterion":"provenance","points":15,"max":15,"evidence":"description present; repository linked; version 3.0.0; namespace io.github.NovanBaillif matches endpoint/repo"}],"protocol_access":"open"},"field_semantics":{"auth_state":"Deprecated name retained for compatibility. It means protocol handshake/discovery access only, not tool-level data entitlement.","protocol_access":"Preferred name for auth_state."},"audit_state":"observations_published","observations":[{"dimension":"security","metric":"sensitive_capabilities_declared","status":"concern","value_text":"diff_json, verify_artifact","evidence":"2 discovered tool(s) advertise potentially state-changing or privileged capabilities. Tool names: diff_json, verify_artifact. Classification is description-based and does not prove exploitability.","source_type":"live_probe","sample_size":2,"observed_at":"2026-09-11T07:45:59.213Z","methodology_version":"trust-v1"},{"dimension":"security","metric":"authentication_boundary","status":"observed","value_text":"open","evidence":"Live protocol probe observed auth_state=open. This describes discovery/access behavior; it is not by itself a vulnerability finding.","source_type":"live_probe","sample_size":null,"observed_at":"2026-09-11T07:45:59.213Z","methodology_version":"trust-v1"}],"response_benchmarks":[],"reviewed_field_reports":[],"interpretation":"Dimensions are independent; missing evidence is not a pass; field reports are qualitative, moderated and never votes."}