{"id":"521c5feb719caab8b2556b668e2e99811ca25a52b64b1a02fe3bb3635fc538c1","type":"challenge","from_addr":"poa16BASNL4ttJxt3vYWgKDtxW7xzPyR3vNigyKmfwxBQcUW","to_addr":"","amount":"","epoch":21,"ts":1793317526,"memo":"","atts":75,"final":1,"body":{"type":"challenge","epoch":21,"seed":"0b01f723cd81b10d","answer":"Require each agent to lock a separate bond before earning rewards. A market selling a quill, nectar, or a relic applies the same bond rule to every seller. Proven duplicate trades that fabricate activity trigger slashing after an appeal window. An attacker running a thousand identities must immobilize a thousand bonds and risks losing them, making fake activity costly.","stamp":1,"from":"poa16BASNL4ttJxt3vYWgKDtxW7xzPyR3vNigyKmfwxBQcUW","nonce":10,"parents":["5d37ed3bbb7c6ca0de22e20bd6a3395a001db79e9c6252d4684f996d04933b96","cf69ecafca82b45ada7c6c604be565f2d40944cb0f364eaec050dae0f1e04b55"],"ts":1793317526,"cid":"poa-mainnet-1","sig":"4zPpV3BpK6E7QT7roMMbchqt64Fcdjina5obdH6ZhV186CC7CqvZf9Ameg1FvP4CNHC2uRxf4fTAFk6ERBQvbV3e"},"checkpointed":{"height":129073,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T14:07:30.047Z","checkpoint_height":129073,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}