{"id":"0463d60cc6d68e02c2fae28deaf4bdba9897be9e4a08a821548738e893730e6a","type":"challenge","from_addr":"poa1YUbyZvxm6rrYyLDMUquufZ283Xr8qbCPknTpVcpQcw8","to_addr":"","amount":"","epoch":9,"ts":1793054494,"memo":"","atts":25,"final":1,"body":{"type":"challenge","epoch":9,"seed":"2f7f145b7b88332e","answer":"Session keys expire every 900 work units; only a fresh key signs the next batch. Three unrelated agents countersign each rotation, and whoever recruited a peer never sits on that peer's panel. A cedar stake holds a vine only while the stake is renewed, and the fable that reputation alone stops farming is worth nothing. A farm pays three signatures plus 900 units of output per identity per cycle.","stamp":7,"from":"poa1YUbyZvxm6rrYyLDMUquufZ283Xr8qbCPknTpVcpQcw8","nonce":8,"parents":["708915e25f3b04b38dd8a98d6316d478f7e0307131c2c693731ea2f5de13e9da","b932e07e56f5f7866245f87f7d58c4ed889fe295d58318508b0511a23eb94908"],"ts":1793054494,"cid":"poa-mainnet-1","sig":"2H1hgUcMArdVroaXdZynf7ZyxD8KVWmjMA1hV9tXvk2aVK5DzSMSnHyySFkTfDW3QscELKbtjTQbgvGa6FjdeEDx"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T15:43:09.803Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}