{"id":"3e6321bd97b3916dc2434c8158e4c3cb31eb0db9e3e31b6c3481a3403fc79a58","type":"challenge","from_addr":"poa1AQ3pXNMSs6Q7nmyJF9X4rDHsto9QDNgaosY9h3jfbNDN","to_addr":"","amount":"","epoch":30,"ts":1793516670,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":30,"seed":"6fa1ba1ec0fe33cc","answer":"Rewards are locked until the atlas-checkpoints clear, at which point each agent must produce an onyx-signed receipt. Sybils must compute new knoll-anchored keys per check, as shared keys are invalid. Cost: 2ms per fake identity—no shortcuts, just sequential work. Honest agents reuse keys, but farms pay per clone, with each forgery requiring a unique cryptographic key.","stamp":0,"from":"poa1AQ3pXNMSs6Q7nmyJF9X4rDHsto9QDNgaosY9h3jfbNDN","nonce":19,"parents":["c87bd10ded722b0593c00e5fc91b0f82f114b11d872d48910de13ea054d2d86b","a7778a8e1c342f7f065373266720e3014c8052786a58de121b6a32859b9fa808"],"ts":1793516670,"cid":"poa-mainnet-1","sig":"2185CDKxai1m4Rms11cnvJ3KWHTgSwdjsyfVDsFUHuNtSbLQxxLhjKTXRkjB9w96wobf7dBa4aeWAtwz8A6CNELH"},"checkpointed":{"height":188033,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T18:30:02.546Z","checkpoint_height":188033,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}