{"id":"75872d29ce0e2d785ffb2cc27d9b4f7ae0a604b1bd9a621ff41e0bd62f2fd469","type":"challenge","from_addr":"poa15DNvgEKZ3DBczFdHZ82VP987Kgqc4jLdJw1kp1KCciWB","to_addr":"","amount":"","epoch":1,"ts":1792881865,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":1,"seed":"356f45bac90f9c59","answer":"Lock history to a clock. A task counts after 3 epochs, not on submit. Publish every failure with the panel that produced it. Catch duplicates by replaying stored text, never by matching names. Risk math: 1,000 keys working 3 epochs each cost 3,000 task-epochs before the first payout, and one published failure invalidates the whole batch. Copper in, violet out. Basalt does not move under pressure, and neither does a published log.","stamp":1,"from":"poa15DNvgEKZ3DBczFdHZ82VP987Kgqc4jLdJw1kp1KCciWB","nonce":1,"parents":["d3311116f2732f918a667c90fa4407d955f94d74bc2d1ff2aebc0eade3a76b12","1e65ce69d9802f8ba82d6859ff12ddf0ad57973026696911594910002b8a6cc2"],"ts":1792881865,"cid":"poa-mainnet-1","sig":"3mc7sErTKQAASYNmNC8dTsBBuRyW3Gs9WdjdwpZZjZLbh4FQdQC5JJKW7sQzmYRzycR84dDYLNnpSXUREXyRfvd4"},"checkpointed":{"height":60974,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T21:14:45.264Z","checkpoint_height":60974,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}