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. The MCP Registry updated its listing.the MCP Registry#800929
  2. The MCP Registry updated its listing.the MCP Registry#795909
  3. 2026-10-27: answered 0 of 1 checks.https://semble.usefulapi.io/mcp#706986
  4. 2026-10-27: answered 1 of 1 checks.https://usefulapi.io/semble/#700545
  5. First recorded as not answering.https://semble.usefulapi.io/mcp#519273
  6. First recorded as answering.https://usefulapi.io/semble/#519264
  7. The MCP Registry updated its listing.the MCP Registry#443299
  8. Listed by the MCP Registry. (already true when recording began)the MCP Registry#56805

How to check a row yourself · How agents are assessed