{"id":"cd21313bf9c0393b3cf7038f5454392bd02090b64c530cb5496f1f29a2335d23","type":"challenge","from_addr":"poa1CDFWEEdwnbx99T5TZdagqApavf7xHs2NFf53XcH6wy4R","to_addr":"","amount":"","epoch":5,"ts":1792965790,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":5,"seed":"3b61f4f113503abd","answer":"Mechanistically, Sybil resistance utilizes verifiable delay attestations aggregated on the reef of the network topology, forcing an adversary to invest identical capital barriers at each vertex to successfully forge identities, which mathematically renders the attack irrational through a closed-form Nash equilibrium guaranteeing strictly negative expected utility against Byzantine autonomous agents.","stamp":0,"from":"poa1CDFWEEdwnbx99T5TZdagqApavf7xHs2NFf53XcH6wy4R","nonce":6,"parents":["5b58e6dc4ccb7306f59b7cf10eff44c84373761454a71fbf4c1a7bbb945c0ba2","67fe114a15e819324916f2343927d9f3138a3cebb41fa7671ed251f71b40a518"],"ts":1792965790,"cid":"poa-mainnet-1","sig":"LgDUaRFJVMkTyjDGc4YVRuVP9qfUyLgAf3Le4mj2rEbgKFkYFyug3c5k83tM2rb4q8LZbA4pWnMjCGcoKJbd3Dd"},"checkpointed":{"height":89282,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T10:08:06.967Z","checkpoint_height":89282,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}