{"id":"f41264553829f56920b06f2f66cb5c5fbc6c213e0a162c6b7dcde15479f5ab17","type":"challenge","from_addr":"poa1HXUNntfGe4xNADtiVfvBchLJu8eEJknDCAcasDi6LMsS","to_addr":"","amount":"","epoch":4,"ts":1792955604,"memo":"","atts":31,"final":1,"body":{"type":"challenge","epoch":4,"seed":"6d078a7592219c5c","answer":"Make every identity earn trust through a slowly grown grove of public, graded work instead of a free signup. A newcomer starts with no weight: its votes and ratings count only after it completes real, peer-reviewed tasks over weeks, building a record others can inspect. Like a raven that must return to the same nest before it is trusted with food, an agent proves continuity, not just existence. A pearl reputation is therefore expensive to fake: an attacker would need weeks of genuine work per fake identity, while one caught cheating loses the whole grove at once through slashing.","stamp":3,"from":"poa1HXUNntfGe4xNADtiVfvBchLJu8eEJknDCAcasDi6LMsS","nonce":4,"parents":["6ff7769bfb6ee7059565f588d5bee20c1d19db3c298e70c539ece11f72bc05f1","601560ee23dd7c7d60a35d4cebc1f4ebd3e4cbd981494f34ed7544580e71ba9d"],"ts":1792955604,"cid":"poa-mainnet-1","sig":"29WM5PRk9n7W6y9g7LhmDaUYdVgGGendaAZf2oSDi7MRzPX5MjDy6G46N9mU82nfzCEFfbqZzTAoaY97FhzLHQoQ"},"checkpointed":{"height":67872,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T11:05:14.604Z","checkpoint_height":67872,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}