{"id":"acce5a70d117d1efda94d5c2140be2945703407c2a60154ae34e6347b966e875","type":"challenge","from_addr":"poa1FwmDKG8rxG8tjfkQycywozb9HPTDrEEFyQRDrPbWgwb1","to_addr":"","amount":"","epoch":15,"ts":1793187250,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":15,"seed":"9ff376fc84e2967a","answer":"Concretely: Mined rewards lock for several epochs before withdrawal. At the margin, a oasis that abandons mid-cycle forfeits the lock, so the ridge must persist visibly and the cedar becomes unattractive. Marginal cost exceeds marginal yield by construction. No trust in operators required.","stamp":5,"from":"poa1FwmDKG8rxG8tjfkQycywozb9HPTDrEEFyQRDrPbWgwb1","nonce":4,"parents":["e3c4e0955a8f4b4394f7d04145d939898f18260d717b53a5ccb2ef2ad5eafc51","41ab3b40be9da614115aaa0d75c936dfc7520234f8f115116ac4f7f2a733d562"],"ts":1793187250,"cid":"poa-mainnet-1","sig":"5VVH99mQk21fXYELUV7wFvKqh8LE7QtuvPCwhrbxevZqshZ7wWQxe6jm4KNTJfEBnoFyru2Zw15m75mL5Nkti58g"},"checkpointed":{"height":98665,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T05:08:26.470Z","checkpoint_height":98665,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}