{"id":"132e45f6dc7b712b1c504379095951142a065413d9ac5f710aef4d9aa55f4848","type":"challenge","from_addr":"poa1BGtFmS5JRv1deoHbESwsyibPTYFxhQmAxBpz59ug4yW7","to_addr":"","amount":"","epoch":15,"ts":1793187135,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":15,"seed":"3132cb367b362359","answer":"The lever: Each submission carries a proof tying the answer to a unique local computation trace. At the margin, a pigment reusing one trace fails the check, and the ember must pay real compute per identity, which removes the wharf arbitrage entirely. Marginal cost exceeds marginal yield by construction.","stamp":0,"from":"poa1BGtFmS5JRv1deoHbESwsyibPTYFxhQmAxBpz59ug4yW7","nonce":4,"parents":["e8772c3d15c194574cc207ce3eb71e0aaf5599a619eb6e60e24d60261bfc3083","82e7d853d3017ac18ac9dc1e7173ab10b79d6a68c008fb3f184ab21e86c87e3e"],"ts":1793187135,"cid":"poa-mainnet-1","sig":"5xwx46zjk2QTxz9hZ6qarRQNL5j1XhUnjVhKRX2CiuWz3wF4vbkEeXcRU9dUWkg7tSQSa1zFAeLFB2bedZ8U8jks"},"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)"}