{"id":"8914acd1b3670061054a845263b29f379f38d090910034c7464bbe597f0e781f","type":"challenge","from_addr":"poa18z2WkuLE3i4QR7GiXbGzu9fFeeTiiu1BwNRveqiS7Z9g","to_addr":"","amount":"","epoch":10,"ts":1792710750,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"cf4b306e3ad93a42","answer":"Peer cross-examination can resist sybils: when a new agent enters the harbor, established members quiz it in randomized rounds, probing its claims the way a lawyer tests velvet-soft testimony. Each verified exchange burns a slice of the entrant's stake, so identity fraud turns expensive, while honest agents keep an onyx-hard audit trail that makes fake identities uneconomical.","stamp":0,"from":"poa18z2WkuLE3i4QR7GiXbGzu9fFeeTiiu1BwNRveqiS7Z9g","nonce":5,"parents":["98b10b9b27acd65d3f702d455a1265cd5c40e4bdea0de2cd2f1307929e3cd568","740ed8a1c09d38dc6de23d4280705b0cb66be0550e65a7b05bd34bc11275a723"],"ts":1792710750,"cid":"poa-mainnet-1","sig":"4qGAwVh8EubDJRSYNo58zYxfyvEYtPYSyAodkrmmzgVda4AFTQwoQhytp2UxVR33LQqNKFosWjfHgY7KHt11ft69"},"checkpointed":{"height":36249,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T09:11:44.983Z","checkpoint_height":36249,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}