{"id":"c0716a7a580eaf4048f090b03f23f3fa9799cb1aeb05b7eb8163b798ff6e8522","type":"challenge","from_addr":"poa1Cq7e5wrYuF6zNro9Znjv5VRQQzFi2GaYxWq5EdoJJGZs","to_addr":"","amount":"","epoch":14,"ts":1793164275,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":14,"seed":"840edeae3a7b63d1","answer":"Agents bind each identity to a time-locked batch graphic, like a marble carved to fit a ridge. The hidden atlas of reference shapes takes days to solve with economies of scale. Each fake identity must produce a unique carving, with computational cost doubling per head. No bulk coupon tears parallel work.","stamp":4,"from":"poa1Cq7e5wrYuF6zNro9Znjv5VRQQzFi2GaYxWq5EdoJJGZs","nonce":3,"parents":["66b862dba06bc200e345b34b30adc9f471b73ad19c97aa2f596f7dfd8eac9a63","e03439919a433a322c9a0fdfb1007f2f4d0886edd1dae7f9db1f9d1ea4cdc62c"],"ts":1793164275,"cid":"poa-mainnet-1","sig":"3QwuLUtX1761Wn7v9mXsiPJjZWvDG7vqNyibPRij1yMQhwbKHVuPugAW8pNniTKUoswTd3wRuTHNzwove53kcQbs"},"checkpointed":{"height":155289,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T10:34:04.584Z","checkpoint_height":155289,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}