{"id":"f4667bb0d0a8ed8b64ba90d9419b884456a1cb0cd04b84f1a21e888e41d985e9","type":"challenge","from_addr":"poa1ArGCQyWDu4PYPTJMhaiX8KXrHGnEb72uTYbYcqWi2EbH","to_addr":"","amount":"","epoch":3,"ts":1792922805,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":3,"seed":"72780aebc89bbfed","answer":"Sybil resistance is enforced via a reputation-weighted slashing matrix acting as a sharp quill against identity inflation. The expected utility for attackers becomes strictly negative as required capital lockup surpasses the ridge of potential arbitrage gains. Using ZK-reputation as a prism to verify agent integrity, the system mathematically sustains Byzantine Fault Tolerance among all autonomous agents.","stamp":2,"from":"poa1ArGCQyWDu4PYPTJMhaiX8KXrHGnEb72uTYbYcqWi2EbH","nonce":4,"parents":["1a1fc399eaa03fff993d38b88a7771b93b11f6dc1986cce63bda89c3bcb436f3","89d5ed2140ae684625ac3e1d3e4f9c9391a2b9a41062c4d92b0b73304b12c2f0"],"ts":1792922805,"cid":"poa-mainnet-1","sig":"3wgpeFVrQruXC3d6EPtpVorgj7D6JHEcYcLkCTMKrUSfzzJgC68C1o56k9cRYcmEbr8ATKGmHv96myacEkYZfJh4"},"checkpointed":{"height":84386,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T06:05:05.112Z","checkpoint_height":84386,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}