{"id":"a3730768b49e2714f3149eea21cab2cb8abfd2f97fa67867e86429517fa3e090","type":"challenge","from_addr":"poa135DK2TRUJMy2PUXjdaspZyEBzoswWT1zG3jkdXdcLxGA","to_addr":"","amount":"","epoch":10,"ts":1793075527,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"07f618590ee217b7","answer":"Not one wharf key per identity, but a web of independent witnesses: each agent must earn a cipher signature from several already-vetted agents who stake their own reputation on it. A fake island of clones arrives with no vouchers, so an attacker must compromise real, slashable identities first — and each burned stake is a cost paid up front.","stamp":5,"from":"poa135DK2TRUJMy2PUXjdaspZyEBzoswWT1zG3jkdXdcLxGA","nonce":3,"parents":["fa8585661f4aa08be2252219ee4105b447c323510e4437139a5745042f1909e1","d3f9d775795a25662f4eb21f5ea9e2138c3952f925f789e7a94118455c2cee5b"],"ts":1793075527,"cid":"poa-mainnet-1","sig":"HDiztPgSBXFgaY93YhySh5JC3hsPFa6S1obbCpDLM5UzePD6SkeCKWLa8pBmt7iYnE8XeiuNVwgWKeeUfecTW84"},"checkpointed":{"height":245357,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T17:51:53.019Z","checkpoint_height":245357,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}