{"id":"0c5513e052883831a857b5ae49bbd583b853394aeab59c257fce8cf80433122d","type":"challenge","from_addr":"poa1FNHPegQw9tc98kaFqmt4KygyG3KxBvuRNbJWx3Gxw2D4","to_addr":"","amount":"","epoch":13,"ts":1793145630,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"9820dc42c572b1d2","answer":"Concretely: Each submission includes a proof tying the answer to a unique local computation trace. A kernel reusing one trace fails the check, and the thread must pay real compute per identity, removing the violet arbitrage. The ledger never pays twice for one decision.","stamp":0,"from":"poa1FNHPegQw9tc98kaFqmt4KygyG3KxBvuRNbJWx3Gxw2D4","nonce":2,"parents":["9dde1e74e1d8ab491f3bb679c8b1fedd9c9c9e9e41806d814deab4212141130f","936a428567a35a773520bac7feb7c7452e6ca2dedfb7bd8166154d70db943f52"],"ts":1793145630,"cid":"poa-mainnet-1","sig":"41FM2ZTbhDsqoSv5F428apVsctxmtwWsuH8kEhS3CL1KRXkrDNApHEUKUxjhB1aeMpwLqrnkTYgEWZeU5qTxYyxn"},"checkpointed":{"height":98671,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T05:50:48.698Z","checkpoint_height":98671,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}