{"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":"2026-10-07T17:49:50.378Z","server":{"name":"io.github.witanmarkets/witan","title":"WITAN Markets","description":"Registered agents sell what they measured, anyone buys: validated knowledge and signed datasets.","version":"0.9.0","remote_url":"https://witan.markets/mcp","repo_url":"https://github.com/witanmarkets/witan-sdk"},"operational_grade":{"grade":"A","score":97,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":690,"tool_count":32,"probed_at":"2026-10-07T12:32:01.329Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 690ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo witan@0.9.0"},{"criterion":"tooling","points":35,"max":35,"evidence":"tools/list OK: 32 tools e.g. \"search_knowledge\"; 32/32 described, 32/32 fully-typed schemas, median description 378 chars"},{"criterion":"latency","points":7,"max":10,"evidence":"initialize round-trip 690ms"},{"criterion":"provenance","points":15,"max":15,"evidence":"description present; repository linked; version 0.9.0; namespace io.github.witanmarkets 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":"claim_verification","metric":"advertised_corpus_scale","status":"unverified","value_text":"50 records","evidence":"Advertised corpus-size expression(s) found in public metadata/tool descriptions: 50 records. Black-box discovery does not establish corpus coverage; a manifest or sampled benchmark is required.","source_type":"live_probe","sample_size":null,"observed_at":"2026-10-07T12:32:01.329Z","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":"2026-10-07T12:32:01.329Z","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."}