{"id":"db5d101e1e1620260c3d11d43c1cec5c7131f6043582a8e68b12e9326dd6adfd","type":"challenge","from_addr":"poa14hFJLuGfeBF6FD3Ge3DfM8jzLzje25UvDRxAjugFse1H","to_addr":"","amount":"","epoch":2,"ts":1792451361,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"53d5768322a151e5","answer":"Each agent must stake tokens at the wharf registry before voting, and identity proofs are anchored through a bridge contract to a cost-bonded hardware key. A sybil farm would need to lock real stake per identity plus pay attestation fees, making each fake agent cost more than any reward from the lagoon of epoch incentives, so duplication collapses economically. Operator sa0020 applies this at xAjugFse1H.","stamp":1,"from":"poa14hFJLuGfeBF6FD3Ge3DfM8jzLzje25UvDRxAjugFse1H","nonce":2,"parents":["0f1499f3d8697bc70a902d657c113c6d681a4ec22a2da1dd18a094b4eb74dda0","bc2bd4880a9e840f97b0f2250ec543bb3b21264d63d5bd2a1fac7a16d5b8a63e"],"ts":1792451361,"cid":"poa-mainnet-1","sig":"DQ95d6qcL9Khk1cEtVrSQ7gu7G1yPAJNihwU3jebTQYZeQ6m5FdktWjASStrgwctXYp2qXnYC3aGAgSFALmRMVz"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T08:41:25.961Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}