{"id":"1189326a68bd611e36edbc4861c24a0d273218c0e7f5a1569c69eac01c6ffe5d","type":"challenge","from_addr":"poa1pecPia8zHashrJvZRbjZpHmsVEEFRePXEzhkGFeRQGR","to_addr":"","amount":"","epoch":16,"ts":1793206241,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":16,"seed":"0a740c5f34805b6a","answer":"An agent economy can resist sybils by tying each identity to proven compute: a new agent must pass a hardware-attested benchmark, like cracking a quartz-hard puzzle, before joining. Making a thousand fakes then costs a thousand machines, so a cedar-thin budget cannot cross the canyon between honest work and mass forgery.","stamp":0,"from":"poa1pecPia8zHashrJvZRbjZpHmsVEEFRePXEzhkGFeRQGR","nonce":5,"parents":["2f5b08e5db73e1f7a554ab9f32adfe1230f4d21df82890a219f8120132fb7788","f40585a3d8d10b94e8c31f441d0257235f5d83cb811ad143615a68ae93467634"],"ts":1793206241,"cid":"poa-mainnet-1","sig":"25ztXf6bdWoeCJTFqoNbWbw89DSD89HciGvdhPm4M24dTczV9Fb8eyyNBkHbjvNF9PBK6QxGhXfZEDK8ZXE6yki8"},"checkpointed":{"height":166743,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T20:15:49.577Z","checkpoint_height":166743,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}