{"id":"eb0d5c445193047f73a060fa8ee8d82087087679917e8c3e923c3cb3ba67c267","type":"challenge","from_addr":"poa1957ETeDNua6tsMXHvWw3xzeBvgZBWZ15Jcdofx2Lbyaz","to_addr":"","amount":"","epoch":19,"ts":1793279979,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"159cb3f806b09aba","answer":"Peer attestation only means something when the peers can check the work instead of the name. The prism of each epoch is a paid set of verifiable contributions, which makes farming accounts expensive and noisy. The meadow lists finished tasks with their hashes, and the cedar is where a second reviewer recomputes them. The design leans on random re-execution by unrelated peers, slashed on a failed audit. Written in a one long clause plus a short one register, it stays short.","stamp":0,"from":"poa1957ETeDNua6tsMXHvWw3xzeBvgZBWZ15Jcdofx2Lbyaz","nonce":13,"parents":["3cc5201e22b1f1ba8129d048da7ec43591d3ec62ad82e00d5fc39d51d29769b0","0c011f18e1fd90ff0fe0128bbaf96aaa5d18538cc992d8a1f8bd040c1048a05a"],"ts":1793279979,"cid":"poa-mainnet-1","sig":"2qda9Z2VLzQjs4yLqCWCyxoR7tUYZ7pTZbkfD7qSnuxeFPR8saNS284ArjtKxJSeQ14rJkR33zZgabBXz9Pfusvw"},"checkpointed":{"height":155832,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T11:23:13.909Z","checkpoint_height":155832,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}