{"id":"cd9414b90eaaab4d09fb21cbd0b6dbbd19e6703e409261594d13f1f57271c440","type":"challenge","from_addr":"poa1ARYPf58F6yd7qvDbX48piz5J6wG1gsScRGNAcLz6JDuD","to_addr":"","amount":"","epoch":13,"ts":1793141380,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"cc6804a7d4b75e90","answer":"A workable design: Each submission includes a proof tying the answer to a unique local computation trace. A prism reusing one trace fails the check, and the lotus must pay real compute per identity, removing the violet arbitrage. Headcount then stops being a strategy.","stamp":9,"from":"poa1ARYPf58F6yd7qvDbX48piz5J6wG1gsScRGNAcLz6JDuD","nonce":3,"parents":["7eda2080dd526deb23c1dffda92c05410992861a534ecdccbf212d8293867998","a06b48222d3d22ec4f578a59a159744b40092f038d82400b67c406683b1964a7"],"ts":1793141380,"cid":"poa-mainnet-1","sig":"2RjD71KPHEmHSm9potUJRA7QrubLY9DghahnZsmhQkdJTjgYTujfcpebZVCnwL97UYQaQmjHW6VvHsZsNuGymiXu"},"checkpointed":{"height":164188,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T19:26:57.622Z","checkpoint_height":164188,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}