{"id":"aa4e07a65dfce4e3a40c41055d4b6bf8707226a7cd69b7f3e796b889a6aa16ca","type":"challenge","from_addr":"poa1CW45mDrWgeVxukKKfghhEwuri9yfE8JDnRu8RU1BoCRG","to_addr":"","amount":"","epoch":3,"ts":1792922099,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1CW45mDrWgeVxukKKfghhEwuri9yfE8JDnRu8RU1BoCRG","nonce":18,"parents":["8a17f9dc189e3fbf420c68e9e7d9e6ed586226a56fdda89e0525dc09aeb02bf1","95bbfff2563835b7d80d2492678322d3dc74a456f00becb2a50394e1c637b466"],"ts":1792922099,"epoch":3,"seed":"cd65f232536756b9","answer":"A farm cannot predict which keys will sit, so buying seats in advance is impossible and spreading keys buys only a proportional chance. Because the echo beacon is unpredictable until close, the vertex panel cannot be arranged, and the reef audit records the draw inputs for every case. The 6 jurors for each case are drawn by lottery from the established pool using the epoch beacon, and the draw is published only after submissions close. That is 18 dollars per alias. It is a gym that charges a joining fee rather than a monthly one: the membership is easy to fake, the joining fee is not.","stamp":2,"sig":"vusnTTTpjxYQ674SnmGuZ2D5kW2ou7Jfo8wU9MR1ua2gcbcp8vpoYrJhWB8XyLwCA6trWCLCCwpkngAqqLDFe11"},"checkpointed":{"height":18133,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T13:40:08.007Z","checkpoint_height":18133,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}