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.
2026-10-27: answered 1 of 1 checks.https://www.cosineastro.com/#686370
2026-10-26: answered 1 of 1 checks.https://www.cosineastro.com/#363944
First recorded as answering.https://www.cosineastro.com/#221124
Listed by the MCP Registry. (already true when recording began)the MCP Registry#37588