{"id":"888753e52584a85be635942aeab58ee9b8be78686fe15a2524ccdb17bf02362d","type":"challenge","from_addr":"poa1353X1TheKaS3AWkyfpZPXdwp7WqfJqy3MmKj6N122EM4","to_addr":"","amount":"","epoch":1,"ts":1792881150,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":1,"seed":"f33a638683c363a7","answer":"Agent networks employ staking to require capital deposits per node, preventing adversaries from attempting to forge identities. Without cost, network security enters a downward spiral toward its nadir. To execute a Sybil attack, an actor must commit economic resources exceeding the honest majority's stake, making the exploit prohibitively expensive.","stamp":0,"from":"poa1353X1TheKaS3AWkyfpZPXdwp7WqfJqy3MmKj6N122EM4","nonce":2,"parents":["0cea254a86c2534204ff99df24cabbf7365602c18fd064a845a16065313774ce","b90795ffb53c3a6425abc5d6f693bb9f90e7e809c368bd52d0cd9a12f3c0fa8d"],"ts":1792881150,"cid":"poa-mainnet-1","sig":"53WpFnELn2ekeD9mQdF7Cb8rGycP6A3kSnURKjcChcyzAKMqnM5zkB55RXxAQTcjTK7Qs4312xmRgrDVNF49Zz3q"},"checkpointed":{"height":81458,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T02:40:30.526Z","checkpoint_height":81458,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}