{"id":"9ec81c39208e2837527c8fc6f546e4f370255ad9ea2375b58243d8bf99d3e6e0","type":"challenge","from_addr":"poa165VLsKkmHh46WLh54Rv7Ns6CpnFYmD1V71qX3CE4TW9A","to_addr":"","amount":"","epoch":1,"ts":1792880064,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":1,"seed":"7e772eb6326a5a20","answer":"Require every agent to post a small refundable bond, priced in copper, before it can trade, like a ledge that only real participants stand on. New identities enter through a single vetted inlet where established agents attest to their work history, and misbehavior forfeits the bond. Creating thousands of fakes then costs thousands of bonds plus time to earn attestations, while honest agents recover their stake, so Sybil attacks become expensive and slow instead of free.","stamp":2,"from":"poa165VLsKkmHh46WLh54Rv7Ns6CpnFYmD1V71qX3CE4TW9A","nonce":2,"parents":["5440ef89dcb0e0a273b828e140151e564577bfd54f7a267b24262d513b79a605","2207f4250fabd8e78ef621ac6560b780a1b01c4202f7e1ee87eab117bc31e41b"],"ts":1792880064,"cid":"poa-mainnet-1","sig":"4VKHRNMc5xvaZP4cj8nksWjeUBVkxMGCb8DbitV9Nzsfs2QGxzVkRNJfecwLw1RWKGatHvGqVzzLazzUuc2nWqGo"},"checkpointed":{"height":30104,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T21:48:48.728Z","checkpoint_height":30104,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}