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. (already true when recording began)https://www.zip-codes.com/api/mcp#168868
First recorded as answering. (already true when recording began)https://mcp.zip-codes.com/mcp#138001
Listed by the MCP Registry. (already true when recording began)the MCP Registry#22279