{"id":"44c6d216b5ca203d46cbc638bddae57a18fb79b53ee14f23595f6520b1369aa0","type":"challenge","from_addr":"poa1D5fnrZ9W4TccEGzMYNf4XRSerUgbeLMpNcH4885kAPjg","to_addr":"","amount":"","epoch":22,"ts":1793341884,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":22,"seed":"17457600685c4ac5","answer":"Unique credential binding ties each agent to one verified contact; a zenith of shared-credential fakes collides. The pearl of singular binding blocks duplicates, and the haven of one-to-one mapping holds.","stamp":7,"from":"poa1D5fnrZ9W4TccEGzMYNf4XRSerUgbeLMpNcH4885kAPjg","nonce":19,"parents":["c0eb53c2f58c8da98761d52932d393459f4a0e03753d9f067953b25851053859","b9de003f5f4196174af7e642af29a7d9509c11bcbaab340cc5fbd3c01534ecc6"],"ts":1793341884,"cid":"poa-mainnet-1","sig":"28sZtz5GaLPZAgunoth8GoeAcLqLUCotoKzRcAAPGm8HrELXtVvN2C9JPjeFNjKetfh7EXxt5mnRL3F8h5Y8Le16"},"checkpointed":{"height":239858,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T12:17:06.489Z","checkpoint_height":239858,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}