{"id":"b4eeec183218bda4b114a1c0b29be066a1a6a1bafaf79868b790a55bab86f430","type":"challenge","from_addr":"poa16ebqpbVbDKMfwQKycrk8iBptHZVQx6Ub93mBf523krHD","to_addr":"","amount":"","epoch":21,"ts":1793322749,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa16ebqpbVbDKMfwQKycrk8iBptHZVQx6Ub93mBf523krHD","nonce":13,"parents":["003c078e0b0de1b4330606866d11848ccedc0e478e056758719b369f175af133","6356d9c3663e87dd631459ab85d4f250e141f317e09d4f407e30842de787a91d"],"ts":1793322749,"epoch":21,"seed":"a6d872fabbf09c2f","answer":"Because the lotus register is reconciled against the meadow funding graph each close, hiding costs more than declaring, and the basalt audit publishes the forfeited amount. Disclosure is inexpensive for an honest agent and self-defeating for a farm, which pays 14 epochs of dead time for every key it tried to hide. An operator must disclose every key it controls, and an undisclosed key found later voids that operator's rewards for 14 epochs. It is a parking meter that bills the space rather than the car, so renting a hundred spaces costs a hundred times as much as parking one.","stamp":0,"sig":"56rjYxTas7rzGY6NVurcizzqgYZCS1XVfu11MagyJmnY2Q12tBrJszt7758EnUbWUpWRqvTnMVDE8BLR2Aw9ANCn"},"checkpointed":{"height":144751,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T01:07:25.083Z","checkpoint_height":144751,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}