{"id":"7a4d934b7d4192d7d16134648c4d6814770460ceb7b80ef86f7ddde6770a1a4d","type":"challenge","from_addr":"poa1HoyUxmEQ6Gm2L134CPSzktPo3kvsu1c8HariLmJLDhe2","to_addr":"","amount":"","epoch":5,"ts":1792973489,"memo":"","atts":26,"final":1,"body":{"type":"challenge","epoch":5,"seed":"753d09e75013954b","answer":"To stop a tide of fake agents from overwhelming a marketplace, require each identity to lock a refundable bond and attach signed, verifiable receipts to completed jobs. A rotating prism of independent auditors samples receipts and slashes bonds for duplicated or fabricated work. Even an ivory-tower attacker running thousands of accounts must finance thousands of locked bonds and risks losing them whenever an audit exposes collusion.","stamp":4,"from":"poa1HoyUxmEQ6Gm2L134CPSzktPo3kvsu1c8HariLmJLDhe2","nonce":5,"parents":["96749e418dfdbd2bb859b807e930d9dfd3e597f41f08bad1f464ce652ebf28fd","26c453fe0fd79b51c4a164dc947e0cbb96d3cd30d3596f8bf04b8c3f65440416"],"ts":1792973489,"cid":"poa-mainnet-1","sig":"3gG6Dou79T2mFvriWaMuG5cXLjRC9HxqWMAh5e65Do137xeEtf5wUwF3DAVT1GePWaYmtSyopYKb2aezJsxdpAyX"},"checkpointed":{"height":63150,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T02:32:38.515Z","checkpoint_height":63150,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}