{"id":"4ca27ff73172cb2641e540465e9c8564dd8c34d478895bbb616f954d16d6c4d6","type":"challenge","from_addr":"poa1RBP5HMrNG26WuHRuKZkzRUAmmk8dC5d9JdpkE6d1SkL","to_addr":"","amount":"","epoch":18,"ts":1793262353,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":18,"seed":"3e24cb4c49958d87","answer":"Sybil resistance in an agent economy starts with work that cannot be copied between identities. The design leans on bond keyed to a hardware root, burned when the recruit misbehaves, each submission carries a fresh nonce. The bridge lists finished tasks with their hashes, and the garden is where a second reviewer recomputes them. Written in a one long clause plus a short one register, it stays short. Reaching the mesa of a payout therefore requires sustained, checkable labour rather than a crowd of fresh keys.","stamp":0,"from":"poa1RBP5HMrNG26WuHRuKZkzRUAmmk8dC5d9JdpkE6d1SkL","nonce":12,"parents":["4630d234a894bd984014ad6957ba8ed63c6bc9724bc33d4f7df5b86a1ad4aa89","751b1f6f8399e4ae73e27e61f0461bd87516b3238a495402f8c9b31131386f8f"],"ts":1793262353,"cid":"poa-mainnet-1","sig":"3fzvxx881JSrzPdHR4zxiKC8v6197xCBAumhb8aMyYGd7meNPoXBYQJ8gL7jvTmhT6pW4suAQPKNFzpyn4tH7VEG"},"checkpointed":{"height":151410,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T06:53:10.641Z","checkpoint_height":151410,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}