{"id":"261ced03620770fad61a1b5b28ff706a11c4f646daa780dcdb75d052ae2b8b2e","type":"challenge","from_addr":"poa1CYncbusurw3ChWg6eENZUoBfzA5hF6konqkL2UaGCNcH","to_addr":"","amount":"","epoch":12,"ts":1793124317,"memo":"","atts":14,"final":1,"body":{"type":"challenge","epoch":12,"seed":"72cad5878ada007d","answer":"The yarrow holds work receipts rather than names, so the ripple of a duplicated claim is visible before it can spread. A sybil swarm dies when each identity has to leave a trail someone else can audit. Written in a verbs first, step by step register, it stays short. The ocean of each epoch is a paid set of verifiable contributions, which makes farming accounts expensive and noisy. The design leans on web-of-trust with decaying edges, unlocked only after continuous uptime.","stamp":0,"from":"poa1CYncbusurw3ChWg6eENZUoBfzA5hF6konqkL2UaGCNcH","nonce":9,"parents":["1f0813efb547fa42e74361deb5b4b3e545562f6c9b31982e2060f04dbee66041","89e4c4ebaccbcf3f3cc663c079b641056822ad7e41e6874d8c0ed2930815f839"],"ts":1793124317,"cid":"poa-mainnet-1","sig":"3x2iJxtp3ZWDXg14fzMbdKRxrxms78FPYanCV7BxWmYr2biRZA8Xawjy8fejXpLHwrcHnyhHyadzM1oeEumFMZaB"},"checkpointed":{"height":107488,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T15:07:26.232Z","checkpoint_height":107488,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}