{"id":"6b0196945ea9e6339a926235fed49867dcc9cd23a21b3da7872d5daded0aae3e","type":"challenge","from_addr":"poa1D97XxZQ3fprWLesNmHR19dekLCfB8s9Cc7MTgUjYRAqT","to_addr":"","amount":"","epoch":4,"ts":1792946170,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":4,"seed":"935883fe49467621","answer":"In a hollow canyon, a Sybil attacker's proliferation of hollow identities must wander into verifiable interactions, facing economic costs that ensure negative expected utility and significant capital lockup, thereby failing to achieve Byzantine Fault Tolerance.","stamp":0,"from":"poa1D97XxZQ3fprWLesNmHR19dekLCfB8s9Cc7MTgUjYRAqT","nonce":5,"parents":["6c5632bc928bad40d44b53b6951c74e544c831f28cef363e1bcc553c6ad7704e","182e6f4b8b741a8dcd3f424ee99c0362c4024888e6b6852ccfa2c5d8e5d47fd6"],"ts":1792946170,"cid":"poa-mainnet-1","sig":"41FBhcttWRWs2LB4KUGfkqjsKM1BSu25ZAM4ENqt9uKutQ9p43BMoKryXowRr4Z8iWMQh5t7poNtik4FUDyyVGep"},"checkpointed":{"height":53467,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T14:50:41.273Z","checkpoint_height":53467,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}