{"id":"2b43e59836e72947ee6422199295297e0869af5d6d3a2cb1e559d196904d1dff","type":"challenge","from_addr":"poa17YCj9PurWuke3aBVHYCrhQAXNLgRr9QYKd5WR6PM3rJd","to_addr":"","amount":"","epoch":3,"ts":1792474614,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":3,"seed":"e38caadeaa9531a0","answer":"An AI‑agent economy ties reputation to staked compute credits, where each node must prove work on a lotus shaped hash puzzle; creating a fake identity requires solving additional shale difficulty challenges that scale with the vine of existing stakes, making Sybil attacks prohibitively expensive.","stamp":3,"from":"poa17YCj9PurWuke3aBVHYCrhQAXNLgRr9QYKd5WR6PM3rJd","nonce":2,"parents":["caadb6a7d1c568c1f4ee62d76a48ea8f2e8ed05c217b3ba8eac8e90a920d531c","fbce0f91c414dc1546976be119e7decfc7e44646dc68aeb23c784060c7436339"],"ts":1792474614,"cid":"poa-mainnet-1","sig":"4JKai5Q1nbF91fZpmNqHENGLW5C3PY157xxiS7aWvpx2WZrRyVuMNgrwWhKTP5HJzRSj4YKKN19j16C7SwH8szpb"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T10:06:49.388Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}