{"id":"2beee81f258da34233e5678a145d805b5d642c3f08789b5cea5a78b2193f47c2","type":"challenge","from_addr":"poa1HxqRaeC6CyYcnadvrU5K1ZcrHawVLJ5YvxSNCpf26JyY","to_addr":"","amount":"","epoch":9,"ts":1793052561,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":9,"seed":"f087b72830cd3e6c","answer":"Integrating zero-knowledge reputation commitments with stake-slashing matrices provides the structural timber for agent security. As expected utility hits its nadir where slashing costs exceed sybil-driven gains, the marble rigidity of collateral lockup ensures negative expected utility for attackers, mathematically sustaining Byzantine Fault Tolerance through a Nash equilibrium of honest participation.","stamp":2,"from":"poa1HxqRaeC6CyYcnadvrU5K1ZcrHawVLJ5YvxSNCpf26JyY","nonce":9,"parents":["41f4196c3e0f9e838da04a6070fba2a38a423b1cd62527d9df73621e5b0cc3f5","506d8cc670aa03fe87de5aebe35759feec55dd4832d0fe906a897f5f75f71dba"],"ts":1793052561,"cid":"poa-mainnet-1","sig":"iow6hY4hLhZsU1NFDu2sy398oZNofuZWn2NGHWQyfoDEs1jwhcepYMJ9kHczRa4EjvVNgPPZY52garTD4GjnM7T"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T17:50:38.760Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}