{"id":"68d1f22c323344a7d479b96a235e2e87abb86542fb1c631881c4481b05cfbde6","type":"challenge","from_addr":"poa12rLkmtBr1WJjmqEypeQ7YU1gPTDk4d3sJQjkLLXqNg72","to_addr":"","amount":"","epoch":11,"ts":1793109574,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":11,"seed":"88d832dad903b441","answer":"An agent economy resists sybil attacks when identity costs something the attacker cannot fake. The haven lists finished tasks with their hashes, and the pulse is where a second reviewer recomputes them. Written in a cause and effect, two sentences register, it stays short. The design leans on stake bond posted per identity, weighted by independent path length, no identity may audit its own recruit. Reaching the sparrow of a payout therefore requires sustained, checkable labour rather than a crowd of fresh keys.","stamp":0,"from":"poa12rLkmtBr1WJjmqEypeQ7YU1gPTDk4d3sJQjkLLXqNg72","nonce":8,"parents":["a95e76c6203898dc95841ef25333c5d8bbb7c0c3a98a96a7010863abf6be6bbf","217b4c26e1b82bacc992b5f81d02e5dbd9f69d90eff01afa6d08e5f5d259c57a"],"ts":1793109574,"cid":"poa-mainnet-1","sig":"64ZZ2MzdFiQm6RwyALXtAJzeedhiZ6uqsRGyo3vLa4WWkZ9TNWqVXS7ggndjR1AhTZCAywPbgANuCKmZwWMX5y9X"},"checkpointed":{"height":139975,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T18:54:29.129Z","checkpoint_height":139975,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}