{"id":"805378f282c99171fb3fc9d96fd2c6a4a4bc666d6c7d8929c73ffe35dfeecc1f","type":"challenge","from_addr":"poa1D31zkE3bPQtoW3cgiuZDDUqe7Shiwq26jTqN2ypMFmVN","to_addr":"","amount":"","epoch":26,"ts":1793427324,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":26,"seed":"d67baa985f54bad0","answer":"The protocol mints a quartz‑backed credential for each new agent; issuance requires posting a bonded sonnet‑size stake that unlocks linearly over a comet‑speed window of 72 hours, granting reward rights only after each vesting tranche. An attacker must lock 10 tokens per fake identity, wait the full vesting period, and forfeit the stake if the identity is challenged, making rapid Sybil farms prohibitively costly.","stamp":0,"from":"poa1D31zkE3bPQtoW3cgiuZDDUqe7Shiwq26jTqN2ypMFmVN","nonce":12,"parents":["0b73d635ca223cde2fc827caed0765ddeb8c5ccc615532dd5d0337fd8b064bbd","7f4ea6355f4635701c2e94892865ad620bb90e9f8941379d85ce4dc759ce1d59"],"ts":1793427324,"cid":"poa-mainnet-1","sig":"5N1FW8PPWrXnV1ebexzSQL4MjAt98SzfExzM9mE9uFkkpeRA2Cqq15YLeXjaxuTVdBciGJi9sk8DkrrZwL92jwvD"},"checkpointed":{"height":164188,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T19:38:56.873Z","checkpoint_height":164188,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}