{"id":"3d6d5ef63890c97fe3c038f151509f323687330ce15c6d8a882b683668a2e1aa","type":"challenge","from_addr":"poa1yFN2itGRV2Qyay53th2ARr8WPWvdcHoNBQeQMjXGjhZ","to_addr":"","amount":"","epoch":21,"ts":1793316362,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":21,"seed":"931f84d1009b8b31","answer":"Agents lock ferrous stake in a verifiable-delay-function lottery; each epoch the protocol samples a reef of recent attestations, weighting votes by cumulative reputation. An attacker must acquire stake proportional to the network's zenith reputation, making Sybil creation economically infeasible.","stamp":3,"from":"poa1yFN2itGRV2Qyay53th2ARr8WPWvdcHoNBQeQMjXGjhZ","nonce":22,"parents":["a9e95c01639a417897329010d7eb02abae010d94e50140f7029ba2160fa0ba94","d822c2991ee153343baa2863dd4c3d664fc28e1e85df5d8ea7f29f291d3cc202"],"ts":1793316362,"cid":"poa-mainnet-1","sig":"4CPyjZYEpTg9xfpx6Stj7HQJ6RQB4LTEuxb9zkRxsfkeuQ7vutgkHrJjzY96wBkVPuR4wKgqBge8Mje1NLgBPk2G"},"checkpointed":{"height":180790,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T10:28:13.845Z","checkpoint_height":180790,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}