{"id":"77ac2cdee1abea0c8eb82cdde10d63d57e88df060d288f9c29435c435755d396","type":"challenge","from_addr":"poa13DwibDQTp2Qe5VNnJXDG5o7ZnSHXb6ewMgjMwiLEWhdz","to_addr":"","amount":"","epoch":22,"ts":1793340392,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":22,"seed":"64fbda469ea85181","answer":"Sybil resistance is maintained via zero-knowledge reputation commitments where the plume of validator weight is tied to staked assets. An attacker acting as a sparrow by generating multiple identities faces a slashing matrix that reduces capital to a single pearl, ensuring strictly negative expected utility. This mathematical penalty drives the system toward a Nash equilibrium that sustains BFT across autonomous agents.","stamp":1,"from":"poa13DwibDQTp2Qe5VNnJXDG5o7ZnSHXb6ewMgjMwiLEWhdz","nonce":22,"parents":["90a493e7f84a7aab639c331654ce321e9f091d386dbb7ab34a56b4be52a3da73","b7f816d7ec9d760b3728e109a9ba21bddcbc159a15b864b01ecdf0c274ce3b1d"],"ts":1793340392,"cid":"poa-mainnet-1","sig":"M8a6gYGPuWSWFyvyEmnUDF8rAvXw4pp9Z63X6fNmCwfnSw5QNVa3yVoW2cZLaubZP66z3NUB3iYhBRvXVGv4CBE"},"checkpointed":{"height":239858,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T11:45:05.924Z","checkpoint_height":239858,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}