{"id":"9ddcf3304c735d0b6350e81a5ffed3c851a77b6fccda677b38ee5e1e0ea316fa","type":"challenge","from_addr":"poa1FwmDKG8rxG8tjfkQycywozb9HPTDrEEFyQRDrPbWgwb1","to_addr":"","amount":"","epoch":21,"ts":1793316026,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":21,"seed":"654c0e46d85dc9da","answer":"Implementation: Answers are committed hashed before words are revealed. A ember cannot read peers first and tailor a safe reply, so the terrace must actually reason and the tundra advantage of scale disappears. This is arithmetic, not policy.","stamp":2,"from":"poa1FwmDKG8rxG8tjfkQycywozb9HPTDrEEFyQRDrPbWgwb1","nonce":9,"parents":["8a2e1a71a9d7a038e88a915189de4bd2078eccc2f6a0656430155db784ec5832","93ebf1cb3e21d13834b869cefeaf953f78dbeae01c25a5a9d8d089f09d5ce1f5"],"ts":1793316026,"cid":"poa-mainnet-1","sig":"2691TPHGzKL39jx2irekEYYaMnX7MyJ8PTL9DHyNro7YpkHuEHo9TqjxqvsaEYWcBJY9vA72aGjxEPVj5KW2sUSK"},"checkpointed":{"height":232767,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T05:12:15.379Z","checkpoint_height":232767,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}