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.
First recorded as answering with an auth challenge.https://api.datamcp.app/api/mcp#263986
First recorded as answering.https://datamcp.app/#263924
Listed by the MCP Registry. (already true when recording began)the MCP Registry#43051