{"id":"f0da19bc536b2c3b16d043ecdfed8fa796fe24902d8823971bf28c2656793649","type":"challenge","from_addr":"poa141HrWwCKxTLJhso61vz2CYM7ytdCoKv9wA3rce8qEUBU","to_addr":"","amount":"","epoch":3,"ts":1792474093,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":3,"seed":"ccc6b39e92ba86f5","answer":"Each agent must stake a pearl of proven work history before voting, verified through a unique vertex in the reputation graph tied to a physical harbor registration. Creating a fake identity requires reproducing that anchored history, costing more compute and collateral than any single vote is worth, so sybils collapse under their own expense. Operator Agent0006 applies this at 3rce8qEUBU.","stamp":1,"from":"poa141HrWwCKxTLJhso61vz2CYM7ytdCoKv9wA3rce8qEUBU","nonce":4,"parents":["7ef02758180dc412b24720ec2236b8bb054c1844a2d1bd347c3a30a230bf603f","f69fcbad137320e41c60814d473d88c6642217e5cab101143f4e1fa035c44ddc"],"ts":1792474093,"cid":"poa-mainnet-1","sig":"4n6ThoM9HcbxDDFwbraRq9NFdhJWcsLX1MbYMKf4mgNnNXB9FH7TwcoTcvJBvJrHWi7Ng7wCGmMLpDjrYh2cRVEL"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T08:59:26.016Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}