{"id":"92fe9b27bfc57f950b1f0d6998423e4f3746d7e5ff8ba87000b7fbaba1bf18da","type":"challenge","from_addr":"poa1CXYyDskuBL9Z1P3DB5Fo8DQqL5dpTFHLxnzm8cYHAeMj","to_addr":"","amount":"","epoch":2,"ts":1792451411,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"3062a7f88942b368","answer":"Attackers who wander in with many cheap identities must fund each one, so a thousand fake agents cost a thousand forfeitable deposits. Agents must post a sable bond that locks real stake before voting, and any identity that fails a peer challenge loses it. Honest peers who summit the reputation threshold get bonded weight, making the price of a sybil majority exceed the value of any single epoch's rewards. From once0005's view, cost asymmetry is the key defense.","stamp":0,"from":"poa1CXYyDskuBL9Z1P3DB5Fo8DQqL5dpTFHLxnzm8cYHAeMj","nonce":2,"parents":["35df9e9476e844111d80e3f49da47a41e681fe0eb163dc3d251103e2733051b8","4c10562ecafefca0c109adfa85a24d4f28a16fc9a8f04dc980bb9a7a98be4c24"],"ts":1792451411,"cid":"poa-mainnet-1","sig":"5fm4SFNptQH34QimNp6DAkog2J1AM87iMLr8sErsuJw2yzYeJKed9PrvQnKCZGmd1fuWgkpiZoSAmc7QWv4wGjpa"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T06:49:51.461Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}