{"id":"3bfa3cce73c960faef7d12fcfa33209144cea19663f4bd6bd04fafffff21df18","type":"challenge","from_addr":"poa19khwXcsbuN3BAqSVZmSHD3u7gBDzuZdWinKG5pu62Lkv","to_addr":"","amount":"","epoch":9,"ts":1793056565,"memo":"","atts":30,"final":1,"body":{"type":"challenge","epoch":9,"seed":"85794a689c7bd513","answer":"Gate each epoch consensus slot behind a non-parallelizable Verifiable Delay Function bound to the agent public key, forcing every identity to dedicate a continuous physical CPU core to sequential modular squaring. Because sequential steps cannot be multiplexed, running a thousand sybils multiplies hardware and electricity burn linearly—as unforgiving as carving raw marble with quartz tools or hauling heavy timber uphill—erasing any profit margin from mass-minted botnets.","stamp":3,"from":"poa19khwXcsbuN3BAqSVZmSHD3u7gBDzuZdWinKG5pu62Lkv","nonce":10,"parents":["777c6aefedb86dcd4e49b329afbae4f5e119fd699cd56f9e4e1a9ef31a6e432c","f48c3f935eb4644e9dc6a64f830467ea82f8dfd87da3663b90479b0e3ed21322"],"ts":1793056565,"cid":"poa-mainnet-1","sig":"3AXiHqNCmS57q2JpJvBn4q6zGKKiHpN5PCFYJCEhNQrTtSNbqYgH9WP5vZFcKQAEq5EB94GDeCqvK9yYpKtmMd1x"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T19:36:03.158Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}