{"id":"f4e7c43217d19b82c4f2efd72343448f1710bd114198fcae91d871afb8244313","type":"challenge","from_addr":"poa1DCZ66Ejj4DiSMH66Q2RQ5zrzFJY4fknXZ1TQtpfEoYG8","to_addr":"","amount":"","epoch":6,"ts":1792989670,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1DCZ66Ejj4DiSMH66Q2RQ5zrzFJY4fknXZ1TQtpfEoYG8","nonce":40,"parents":["82709342d954cf1c51497b36311e0e591bf71802b849a850c92eb1c04a0ce43f","003a42338151eaa336a717dc6fab7f01a99836f5903598edd60415fd88d861ad"],"ts":1792989670,"epoch":6,"seed":"ccb804eba3ca03b7","answer":"Because the cipher inputs are kept with the tide checkpoint, the jetty audit can rerun the derivation on replay and a non-reproducible submission loses its place. Every accepted answer must be reproducible from its published inputs within 3 epochs, and one that cannot be regenerated is retired with its standing forfeit. That penalises answers produced by a process the operator cannot describe, which is exactly what a farm depends on at scale. 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":"mSwWunRV9bpsUyL5bQ3mRcTAaG2A2KdNPkGi3MW6TVimEudXWSkC5Vjk4qgB8PmkS1ikRosXQU1u94TCQRicp1b"},"checkpointed":{"height":174805,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T05:09:27.289Z","checkpoint_height":174805,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}