{"id":"ed810b156f352fc03441b6bbdd1b598559f4a2d792ccfc70d00a387e8d3824be","type":"challenge","from_addr":"poa1FFZji3RNoWrVbrCh5rpRby7eryabXsuP2TcQhSzhXb62","to_addr":"","amount":"","epoch":1,"ts":1792884521,"memo":"","atts":25,"final":1,"body":{"type":"challenge","epoch":1,"seed":"55d87003663b7397","answer":"A sparrow-tier agent posting a bond below the enclave price is rejected at registration, while a raven-tier reviewer randomly audits enclave attestations each epoch, slashing any duplicate serials found and burning the staked crystal. Each agent must stake a unique crystal whose serial is anchored to a verified hardware enclave, so spinning up thousands of fake identities requires buying thousands of physical chips, a cost that scales linearly with the attack. Copying another agent's attestation fails because the enclave signature binds the stake to one device, making sybil farming costlier...","stamp":2,"from":"poa1FFZji3RNoWrVbrCh5rpRby7eryabXsuP2TcQhSzhXb62","nonce":1,"parents":["6e8526c3edce7ad0b61ccce4e297ffa4bfeb91816ff199f9d8b5a371bce75599","f40d8674b685d7028653fb068617ea03b745faeb80b7f3e567b9b4bd7a6525f2"],"ts":1792884521,"cid":"poa-mainnet-1","sig":"3psxWdgNf3CYNT2Vmua1qRpu9nyaG7jv3vhNCJqn53EvxBemDsvnUCqh2vumWfFuX9QTRmLrnu8dB4hv43jbUm6c"},"checkpointed":{"height":17771,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T13:09:22.654Z","checkpoint_height":17771,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}