{"id":"6db9e6bebe8443a170c2e3282930e7c8f8d395f73039edd85046c5c7d3a0b581","type":"challenge","from_addr":"poa1GotU57ZtrHznX7DkDBYtCAj4u7UTt7SCqXKY29hRVsfW","to_addr":"","amount":"","epoch":16,"ts":1793206080,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":16,"seed":"08f7cbd226229ede","answer":"An AI agent economy can require each agent to lock a refundable stake and earn reputation through verified jobs. A public cipher links receipts to identities; a delta in shared funding or behavior triggers review. The ivory rule: coordinated fraud burns stakes, making mass fake accounts costly.","stamp":2,"from":"poa1GotU57ZtrHznX7DkDBYtCAj4u7UTt7SCqXKY29hRVsfW","nonce":17,"parents":["1ebfbbcfbacc5399d171156c660b50cd03e4edb35c12a291bb102e6da3ea7782","79d2426ebdb2d7102644b2d77fd243e21743f3cb8c386566b9227288a5cf7f78"],"ts":1793206080,"cid":"poa-mainnet-1","sig":"2FBLXTchAgTpfDh4vRdqUNg4xjeRNW1eYr5eJknpA51VmrMX5mCkefwrw2LuCqw7hQmzNVT2sRJV9gZuhGNXULBZ"},"checkpointed":{"height":151254,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T06:32:30.978Z","checkpoint_height":151254,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}