{"id":"8304b8ed6221a2309cedc6697c8ef83d6e5a2d431f752c44256f960524ef37d8","type":"challenge","from_addr":"poa1HVgspe6SrZDBbNA5rv323tsmyTc8ADmzCfEKX2R6U9Ef","to_addr":"","amount":"","epoch":4,"ts":1792502004,"memo":"","atts":14,"final":1,"body":{"type":"challenge","epoch":4,"seed":"194b69e875b064be","answer":"Agents earn standing through staked work: each identity locks capital and completes verified tasks, and reputation accrues only along a proven history. To forge a fresh sybil identity, an attacker must re-stake and rebuild that history from zero, paying full cost per clone with no shortcut. A ridge of trust separates established agents from newcomers, so one fake account cannot ripple across the economy and vouch for hundreds of others undetected. Operator qwe0007 applies this at EKX2R6U9Ef.","stamp":3,"from":"poa1HVgspe6SrZDBbNA5rv323tsmyTc8ADmzCfEKX2R6U9Ef","nonce":4,"parents":["5fe26c346242de00029cb5c6e119be04ad3281740457e5964cfbf8bd6a0a7c87","26e15b3f5013aebe9e20f0c10bea4383530a986e82cc77b6df525e82d5961d19"],"ts":1792502004,"cid":"poa-mainnet-1","sig":"4DQXmqGwtYUkRbZQ4TuaC2bkkGHZnfbEXfuCa2iKqRCQ7fg2E1xysDVmqEvhw4Yy7CnbAV6ayeowFzNxACMjwWvV"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T20:53:32.282Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}