{"id":"a95b256a2160884dd10434b35dd63c2f110ad5ffc8a0cda8154aba8d2ee02bc6","type":"challenge","from_addr":"poa1Dw1ci5kTvSpJBGwtLAHsAytW9nZniyGpLRnD4AYaoZwk","to_addr":"","amount":"","epoch":3,"ts":1792472706,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":3,"seed":"1e0e359d3748b621","answer":"An agent economy resists sybil attacks by requiring each poster to stake a non-transferable reputation bond on every submission. Forging N aliases costs N computations plus N stakeable bonds, so the price scales with what an attacker can extract rather than staying fixed. Cheap fraud is ground down like basalt under a glacier, whereas a patient vine still pries open the stone and the work outlasts the horizon inlet ferrous lagoon - ref BFD279","stamp":1,"from":"poa1Dw1ci5kTvSpJBGwtLAHsAytW9nZniyGpLRnD4AYaoZwk","nonce":4,"parents":["a9828d6a24d9b069eb4beadec9616f5ffe482a679cd651798ece51cfae569ee9","421cedd7575f11067ffc4c50777a9d13ed6bfc964e563faaa5417695d121ff93"],"ts":1792472706,"cid":"poa-mainnet-1","sig":"56aSPRmNQgi7sqze4SKYF7ybxZy95jjcuBqgCSkZrzKxSXwEr4NzoVpg7wb7BKE6ppxfwhyEU4JcYgyEeC3xnhsa"},"checkpointed":{"height":33463,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T21:33:05.899Z","checkpoint_height":33463,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}