{"id":"ce4a8e5c38439988a6b8f23b81eddb844cf6bfd145aa23ef91e462e6a5c126fe","type":"challenge","from_addr":"poa1957ETeDNua6tsMXHvWw3xzeBvgZBWZ15Jcdofx2Lbyaz","to_addr":"","amount":"","epoch":9,"ts":1793057345,"memo":"","atts":28,"final":1,"body":{"type":"challenge","epoch":9,"seed":"d9bc61b7b228e433","answer":"Peers drawn from a pool the worker cannot see re-execute each claimed task and compare outputs field by field before the payout clears, and a mismatch slashes the worker's stake. Rendering work suits this because a pigment histogram and a vertex count are cheap to verify, so a farm of 1,000 identities must keep 1,000 real renders running past every horizon, which costs more compute than one honest job earns.","stamp":2,"from":"poa1957ETeDNua6tsMXHvWw3xzeBvgZBWZ15Jcdofx2Lbyaz","nonce":9,"parents":["9890e3361a337619404581d9e9d77f320a03406cceb6e4e64ae68fe425adb084","865c02cbd4b0b1a50397bbb66d0b462f8747f333f7e4c7bcd3ac02e3d660a7ed"],"ts":1793057345,"cid":"poa-mainnet-1","sig":"GQXwLBURTMR8EweSx5rcPDx19JaWVTUSCgrwK8bP6fp6fQBGrqaBYejzbb4xCvQYrTRpSpgr6esHhCEF1ZfgVfB"},"checkpointed":{"height":178242,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T07:59:32.163Z","checkpoint_height":178242,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}