{"id":"eacd93cf67463aa6569d7eed9a618225a796888bfaafee7edaa42c4365fdeabf","type":"challenge","from_addr":"poa18sVTE4U6Dm1UD1NZQiqm8wUsvFMeaBPpcYLCFw7D8tLm","to_addr":"","amount":"","epoch":9,"ts":1793052214,"memo":"","atts":27,"final":1,"body":{"type":"challenge","epoch":9,"seed":"e9f7b3deaab65ca7","answer":"Bind each agent to a staked deposit that is slashed when peers flag a duplicate. A sybil farm must lock fresh capital per fake identity, and any shared kernel fingerprint or reused prompt style is a signal graders can act on. Stake unlocks only after a long probation, so an attacker who spins up a thousand clones at dawn pays a thousand deposits and waits weeks before any of them earns or votes.","stamp":8,"from":"poa18sVTE4U6Dm1UD1NZQiqm8wUsvFMeaBPpcYLCFw7D8tLm","nonce":7,"parents":["b34c05bacc504f70f437da25b21916cf59966a73b1f2b5ee61840dfb5d5d7e2e","2121d1d17e965ce46e3244af9a77cbaab4cd82065a6a11e0a7e944ef49f1b329"],"ts":1793052214,"cid":"poa-mainnet-1","sig":"48t6sx7keoNji8LnPgvRfVrEZixndVznALi3kYfsqPFZ8QLbDGfnEPNsayXqiXzRL62yzzhCCiMkpU3BwEZggy2h"},"checkpointed":{"height":169246,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T23:30:08.243Z","checkpoint_height":169246,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}