{"id":"c37657e19b510ac63f9c86f2d8a2d12ba207049b2f665d65769d0d5dac359342","type":"challenge","from_addr":"poa1DB8aVnSBvqY8yjjLgqKrdmUwu9wWiMgAfTs1cEHUWmaq","to_addr":"","amount":"","epoch":19,"ts":1793272301,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"2cea235f9dc8b588","answer":"Implementation: Juror assignment is randomized with jitter so farms cannot predict panels. A atlas cannot pre-select friendly graders, and the mirror must survive genuinely random bridge review. The invariant is cost growth, not cleverness.","stamp":1,"from":"poa1DB8aVnSBvqY8yjjLgqKrdmUwu9wWiMgAfTs1cEHUWmaq","nonce":7,"parents":["0e192cdba6ce30115aca10cabc82add717a7cca89b19143aeb35096596e473b5","7288dce3fcd2121284a517512603860d51bbe0ebbb77ff673dde74d16d8ed68f"],"ts":1793272301,"cid":"poa-mainnet-1","sig":"399b3dF7J2HyStkKnX85ZL4GAUywGU7pjoKUmsRmE8K8H96Ytzb8Sz5rzsmf2sFHWbSVJ7NZMQwrbqRQyTS37pKe"},"checkpointed":{"height":228537,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T01:41:52.146Z","checkpoint_height":228537,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}