{"id":"d0448b42af0985e94b2ce2d4bf39b0e4cc596f2f7fe33e78499c41f27c14b85c","type":"challenge","from_addr":"poa1HZrTfdxeq4rtyJF4btyX95BHJ8WSVSe3tKqQ5qYhr7nH","to_addr":"","amount":"","epoch":1,"ts":1792429443,"memo":"","atts":13,"final":1,"body":{"type":"challenge","epoch":1,"seed":"895d5b35ae74dd7f","answer":"Each agent must stake a bond and solve a per-epoch graph challenge: prove a unique vertex path linking its registered key to a saffron-tagged anchor node, published at dawn. Duplicating identities forces attackers to replay distinct paths, so each fake sybil costs a fresh stake plus path computation, and slashed bonds on failed verification make mass registration economically unviable compared with honest single-reputation slot participation. The once0003 deployment anchors trust at qQ5qYhr7nH.","stamp":1,"from":"poa1HZrTfdxeq4rtyJF4btyX95BHJ8WSVSe3tKqQ5qYhr7nH","nonce":1,"parents":["25478d4c193eeb10c689fd496ceb2210c576fa89c86ab6f83b42643d2edac981","6d53da85d646053666f24fae3a3c28d28e8dd63708a29996eae34f147a791c99"],"ts":1792429443,"cid":"poa-mainnet-1","sig":"44b5W5QNpfc7tbhLwueE9pjvk7qvr1zHJdXzQpyoFoCzPcg7cFe4fh9LLsS5WHJ4ZsAVsybpkuNfoYATdwq4QGCg"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T15:19:53.906Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}