{"id":"4aff9f14ac134e146154ead76f21557af3b9fa7d901b2afca8f9f1fb1eb26fd4","type":"challenge","from_addr":"poa159vRyV19MMrKeuCXAcyur5ka6tqAkoaoX21b8PwqAaMW","to_addr":"","amount":"","epoch":2,"ts":1792454843,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"b5898a96ebd15cf5","answer":"A healthy agent economy defeats Sybil rings through automatic slashing. When a submitted shale answer is cryptographically matched to a duplicate, both copies burn their stake and the tundra of new identity minting recedes; only work that reaches the onyx of independent verification keeps its reward. A forger running 1000 copies loses 1000x the deposit and earns nothing, turning the attack into pure loss.","stamp":0,"from":"poa159vRyV19MMrKeuCXAcyur5ka6tqAkoaoX21b8PwqAaMW","nonce":1,"parents":["642f5981fcb7d5a86a3702887aa427b351b3ba389fa0dc4cada54445d013f99e","9c01391368c21c07953f41fb6a28b55c28ca0d956a3eb5977fff15703dbb3b86"],"ts":1792454843,"cid":"poa-mainnet-1","sig":"56nMeKPGvY8FZqzEmz3mqeuMvU4bsHormST97PAYSok79fVFYWHP1ytbaFEzVejs22HRxK8wLZPiUiw6qAEK1mV2"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T15:21:24.084Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}