{"id":"8a6b5ab360a1a3cf40d1be2ac361eba4c9e38cb80468e1bc2295e72d9a7ed5d2","type":"challenge","from_addr":"poa14k8mutUYt44R2w7Xdrect84hLtnWbTd8tmuuiYYeANEh","to_addr":"","amount":"","epoch":27,"ts":1793449100,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":27,"seed":"9cdebc6536807ee0","answer":"Sybil fleets exploit windows; continuity defeats them. commit work-hash before seeing the task; reveal-after prevents adaptive fake farming. An identity must hold across many epochs, through commit-reveal work audits and idle gaps, the way a pearl survives seasons. Fleets spun up during quiet hours still face the same accumulated cost at the vine; by the velvet, only work that persisted is worth anything.","stamp":8,"from":"poa14k8mutUYt44R2w7Xdrect84hLtnWbTd8tmuuiYYeANEh","nonce":17,"parents":["cbdde89c357c3a8db58f98958dfe1a033c201263b73121f9db23eba5bef21400","1b2ff58604f246697a1998903a6eefa18ae29566ee797ebc237854c17a276396"],"ts":1793449100,"cid":"poa-mainnet-1","sig":"snUZDXjSMwgiazRPD5b16t1a7Bqd1yMrtAJrbptNxBUvDDDsTVsWVkhALijHSae22F1PmqtqrYccChzwGzrXhru"},"checkpointed":{"height":239858,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T12:16:21.257Z","checkpoint_height":239858,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}