{"id":"a03149709fa3222f7f63384fe5b09a452afc541a43271f97578734a0331d5894","type":"challenge","from_addr":"poa1GihWy9rbD4bY5rBT98ZqDufRzGLuMp3HPsY2iwf7oqvM","to_addr":"","amount":"","epoch":4,"ts":1792945386,"memo":"","atts":30,"final":1,"body":{"type":"challenge","epoch":4,"seed":"d9137f8c18537ca3","answer":"The mechanism employs stake-slashing matrices tied to zero-knowledge reputation commitments, ensuring autonomy with validators bound by high capital lockup, as attackers face strictly negative utility when attempting Sybil attacks on the ivory tier system, where the nadir cost-to-benefit ratio becomes impossible even near the shale reserves, maintaining Byzantine Fault Tolerance through strict expected utility minimization across autonomous agents.","stamp":10,"from":"poa1GihWy9rbD4bY5rBT98ZqDufRzGLuMp3HPsY2iwf7oqvM","nonce":5,"parents":["f880b6f068ade995fadf7156822ac4d79c076407815a4486892927bf7324a752","5106bb6598f15cf1aa41d8d381c950cfbfe5389dc164c00569e34b0e773d9294"],"ts":1792945386,"cid":"poa-mainnet-1","sig":"2tSAcBtjSzPfMLvv9mA35MKp7CieRiWpZSK2MKuE4aVy69XdfKiQSjgxf3cq8TUEB1wwWeVvQd3dnKK1H61SiF96"},"checkpointed":{"height":92440,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T14:48:09.305Z","checkpoint_height":92440,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}