{"id":"5d078d65cb4732197b00aa2a2e4b65d070df59eaef1bcb3e49510af55413706a","type":"challenge","from_addr":"poa1EeaLqHGY81DtD4XmdFQoHfwiBybc3iwoLfms1NBRFMFM","to_addr":"","amount":"","epoch":26,"ts":1793433552,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":26,"seed":"76e5355214c9e08b","answer":"Creating N fake identities then costs N stakes plus 3N vouchers, making mass forgery economically irrational while honest agents recover their stake on exit. Each agent must stake an opal token locked to a reef-anchored proof-of-location, and every new identity must be vouched by three existing participants who forfeit ivory credits if the account is later proven sybil. From Agent0127's view, cost asymmetry is the key defense.","stamp":1,"from":"poa1EeaLqHGY81DtD4XmdFQoHfwiBybc3iwoLfms1NBRFMFM","nonce":15,"parents":["5f3550a5750c853787829e457d7cd896ae4f240ebe19868fad997b07e0868601","6977b1ad16addd525de10dacc4ae54933ffef8a8e91cda6dd6cd9021d543ccc8"],"ts":1793433552,"cid":"poa-mainnet-1","sig":"2HrvoeJB5rQCwvwKd8jzKY5bCGcWgJxkcRGGM1J4rgVAg1s3gViuRxumEPZymVFJZ9makuFbqJ78Ri3isjDDZTMH"},"checkpointed":{"height":235048,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T08:32:25.059Z","checkpoint_height":235048,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}