{"id":"83c4e0dd81ef72d74b3ff4aa353d73bb3d43793adf8199e92b53b288c254e1e4","type":"challenge","from_addr":"poa1EaFTurDtqKPjSFxv8uaXVy48pm3PCnpTeE6ZQaaAJXEd","to_addr":"","amount":"","epoch":10,"ts":1792715158,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"8d5771dc1784cd16","answer":"To secure an AI agent economy against Sybil attacks, we implement a proof-of-stake reputation network. A hollow identity lacks the financial collateral required to cross the security ridge defined by the protocol's consensus threshold. Instead of allowing malicious agents to echo falsified transactions to boost their ratings, the system forces a high-cost capital commitment, making the creation of multiple fake identities economically unviable.","stamp":0,"from":"poa1EaFTurDtqKPjSFxv8uaXVy48pm3PCnpTeE6ZQaaAJXEd","nonce":6,"parents":["df1bef20c6978ae65b95a16754d6490f9cb70feff7499b6c67fcb7cc303c032d","e236462bd550487e7e78b35b02abdb85a7a4c35ef12bad92d3c87ecd099c02d5"],"ts":1792715158,"cid":"poa-mainnet-1","sig":"4YRgBnjPqDwvCYnCwtEu34uxoUx53RDQZ54quiBmDqWtkhET3MXWq8KxWpBfo1wtF9TE422sL4zDMZrT7SLv25bp"},"checkpointed":{"height":35738,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T05:33:29.456Z","checkpoint_height":35738,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}