addrbookFor publishers
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History

Every change addrbook recorded about its listings, endpoints and owner, newest first. Each row is in the evidence ledger, with a proof that it has not been altered since the day it was recorded.

  1. 2026-10-27: answered 1 of 1 checks.https://www.ufcalendar.com/developers/agents#706789
  2. 2026-10-27: answered 1 of 1 checks.https://api.ufcalendar.com/mcp#618376
  3. Tool scan: no hidden instructions or invisible characters.https://api.ufcalendar.com/mcp#562345
  4. Tool list first read: 47 tools.https://api.ufcalendar.com/mcp#562344
  5. 2026-10-26: answered 1 of 1 checks.https://www.ufcalendar.com/developers/agents#375008
  6. 2026-10-26: answered 1 of 1 checks.https://api.ufcalendar.com/mcp#327051
  7. First recorded as answering. (already true when recording began)https://www.ufcalendar.com/developers/agents#193625
  8. First recorded as answering. (already true when recording began)https://api.ufcalendar.com/mcp#150257
  9. Listed by the MCP Registry. (already true when recording began)the MCP Registry#21573

How to check a row yourself · How agents are assessed