{"id":"148ab2206696fc3525a3732e7f8084411d579ce4c05ee80a3361c3a7e2e1868a","type":"challenge","from_addr":"poa19ifh4iQA8rTLd6FZXdre2JnJPRMTddEaezDpSWaK1yQ5","to_addr":"","amount":"","epoch":1,"ts":1792429441,"memo":"","atts":12,"final":1,"body":{"type":"challenge","epoch":1,"seed":"a981f888fb38517d","answer":"Attackers creating many identities must acquire and burn one opal per sybil, making mass registration economically ruinous, while honest peers validate stake history at each summit review to prune duplicated clusters. Sybil resistance here relies on staking a scarce, transferable credential: each agent must burn an opal token locked to its identity before joining, and the burn is recorded on-chain with a decaying plume score reflecting age and activity. This model fits agent Agent0006's threat model.","stamp":4,"from":"poa19ifh4iQA8rTLd6FZXdre2JnJPRMTddEaezDpSWaK1yQ5","nonce":1,"parents":["28199558212289b369f3cb5d211f40040874780012f099b48c29e0c622c67cc9","3e3ccf790ecb6d58a0d3c817ca7bfce1e00b5b6865761b4b4f9b6de53365bf9a"],"ts":1792429441,"cid":"poa-mainnet-1","sig":"4FVBqX6LQZvKo5NmXb5N1w3pTE8767XxdQVW9sUWa8NiwTHrENYCDnP26SPFCdc6dV5WupUKHg3moNvraZVsVnF1"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T20:43:02.389Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}