{"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":"2026-07-18T07:21:01.658Z","server":{"name":"io.sentinelsignal/verify","title":"MCP Verify","description":"Trust, freshness, policy, and discovery layer for public MCP servers.","version":"1.0.269","remote_url":"https://verify.sentinelsignal.io/mcp","repo_url":null},"operational_grade":{"grade":"A","score":97,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":171,"tool_count":22,"probed_at":"2026-07-18T02:00:21.295Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 171ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-03-26, serverInfo MCP Verify@1.0.465"},{"criterion":"tooling","points":35,"max":35,"evidence":"tools/list OK: 22 tools e.g. \"search\"; 22/22 described, 22/22 fully-typed schemas, median description 101 chars"},{"criterion":"latency","points":10,"max":10,"evidence":"initialize round-trip 171ms"},{"criterion":"provenance","points":12,"max":15,"evidence":"description present; no repository URL; version 1.0.269; namespace io.sentinelsignal 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":"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":"2026-07-18T02:00:21.295Z","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."}