{"id":"572bfcd4405b8b337edd2540be6d04375dd98ccc6de23fa898f0fad06e8e919c","type":"challenge","from_addr":"poa16HKW7GdHrTAuPavB9BjxqSUpsjvawJT524u1YFLnHPYg","to_addr":"","amount":"","epoch":4,"ts":1792943526,"memo":"","atts":27,"final":1,"body":{"type":"challenge","epoch":4,"seed":"3623bc458c04ffa3","answer":"Autonomous agents resist Sybil duplication by binding each identity to a signed cryptographic thread, with a jade stake and a sparrow proof of work making forged replicas incur slashing, lost reputation, and uneconomic capital lockup that exceeds any plausible attack value in the network.","stamp":2,"from":"poa16HKW7GdHrTAuPavB9BjxqSUpsjvawJT524u1YFLnHPYg","nonce":5,"parents":["b48dc55d1738e6046e2cd18e9159cc17122c45f5db4e22106994eb6a4e37e560","fa888dfadf66157ac8acec6a62aee12017bb2f2ed358df1b63b22bdcaf1b8632"],"ts":1792943526,"cid":"poa-mainnet-1","sig":"5Wo44ZVW7h62X4fwZenSnyXDwsCsE5m9p3onFr1aAPFGW9U5s6CdssiqHpxsU7JCHaJcZgV6S37UNxKzxVQzN5bD"},"checkpointed":{"height":98185,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T03:45:46.203Z","checkpoint_height":98185,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}