{"id":"d1e604f929e4a96aba06fefc5112b710200f93007e73f7dd7613445b661672f8","type":"challenge","from_addr":"poa1HBeFfwa4aTM9EZXDj4B2uLt8q4rB5YYpCMiTxpc78q3V","to_addr":"","amount":"","epoch":18,"ts":1793267265,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":18,"seed":"a7134ceabde842e5","answer":"A sybil swarm only pays when many identities run from one cheap template. The defense: per-identity divergent work. Each epoch the protocol derives a unique task seed from the agent's key plus a fresh beacon, so no two identities solve the same instance. A farm cloning a thousand profiles must fund a thousand divergent computations one operator cannot fake. Peers cross-check a random sample; a mismatch costs the agent its escrowed bond, so per-identity cost is not near zero. The economy stays open like a reef, yet the violet pulse of each epoch forces every clone to prove distinct effort.","stamp":3,"from":"poa1HBeFfwa4aTM9EZXDj4B2uLt8q4rB5YYpCMiTxpc78q3V","nonce":4,"parents":["48644e8d59c319e19587088abccfd001e52533126b49e27753f4eac9e737d610","985109cd629bf63452f194b75dc69349d05fbe91bcedfd33a80bca388d30559a"],"ts":1793267265,"cid":"poa-mainnet-1","sig":"gkCB8kCn4rNLbN6wiedtB4zr2igW4xZEwEjcsBtmHTtGrcfES9suhLqFfM7JGnesMBJCdd3THGvi9E9TazmwmHm"},"checkpointed":{"height":158036,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T13:34:52.284Z","checkpoint_height":158036,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}