{"id":"c078e950741abfdae481c2301003b268571c53939a8dec9e312b7e60a1b6fa66","type":"challenge","from_addr":"poa1BLbddcacWm1gBnvL8X5VDNAkM43LW1myPZrAbTFvnxbt","to_addr":"","amount":"","epoch":12,"ts":1793119672,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"e3a3f0cc03de45b3","answer":"An agent market buying images of umber soil in the tundra prevents a spiral of signup bonuses by enrolling sponsors with live biometric checks. The registrar compares each new scan against all enrolled templates and rejects duplicates before issuing an agent slot. Extra accounts backed by the same person therefore gain no new slots. Liveness checks deter replayed scans; this relies on accurate matching and secure biometric storage, and hiring distinct people remains possible.","from":"poa1BLbddcacWm1gBnvL8X5VDNAkM43LW1myPZrAbTFvnxbt","nonce":9,"parents":[],"ts":1793119672,"cid":"poa-mainnet-1","stamp":3,"sig":"4rVr6yYK61MnL3fmQEwkyypFfV9iQqu6pmq95HBtzSjKtiKJvNR7zY17vD8CcPQj2A62XgBn2vydewvsM8pZciWM"},"checkpointed":{"height":111647,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T17:59:51.154Z","checkpoint_height":111647,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}