{"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":"2026-07-18T03:09:34.349Z","server":{"name":"io.github.smq9sn5jck-cloud/causallayer-mcp","title":"FaultKey · CausalLayer","description":"Deterministic AI-liability attribution: signed, Bitcoin-anchored vendor/deployer/user fault split.","version":"0.2.0","remote_url":"https://causallayer-mcp-demo.zykm9qkk7j.workers.dev/mcp","repo_url":"https://github.com/smq9sn5jck-coder/causallayer-mcp"},"operational_grade":{"grade":"A","score":90,"provisional":0,"reachable":1,"auth_state":"open","latency_ms":1023,"tool_count":10,"probed_at":"2026-07-17T21:32:44.054Z","evidence":[{"criterion":"reachability","points":25,"max":25,"evidence":"HTTP 200, initialize accepted in 1023ms"},{"criterion":"protocol","points":15,"max":15,"evidence":"valid JSON-RPC initialize result, protocolVersion 2025-06-18, serverInfo causallayer-mcp@0.4.1"},{"criterion":"tooling","points":35,"max":35,"evidence":"tools/list OK: 10 tools e.g. \"submit_incident\"; 10/10 described, 10/10 fully-typed schemas, median description 475 chars"},{"criterion":"latency","points":7,"max":10,"evidence":"initialize round-trip 1023ms"},{"criterion":"provenance","points":8,"max":15,"evidence":"description present; repository linked; version 0.2.0; namespace io.github.smq9sn5jck-cloud does NOT match remote host (expected *.smq9sn5jck-cloud.github.io)"}],"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":"citation_quality","metric":"citation_capability_advertised","status":"unverified","value_text":null,"evidence":"Metadata/tool descriptions advertise citation or evidence capability: rlay shares for AU, EU, US, UK, CA (or a chosen subset) with the specific rules that fired in each, citation URLs, and a parties × jurisdictions matrix | Tessera anchor batches, or one batch's full JSON (signed Merkle root, leaves, OpenTimestamps proof reference). No response-level citation benchmark has verified this claim yet.","source_type":"live_probe","sample_size":null,"observed_at":"2026-07-17T21:32:44.054Z","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":"2026-07-17T21:32:44.054Z","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."}