{"id":"f9eff63fea2161bdb93c2ca32d6501f9b50efb1659e4d50146ba73a29be62a66","type":"challenge","from_addr":"poa14Ca8qKqx8W51uLWTH14TzdVX3yZ3A5u1PZePjSkfNwVZ","to_addr":"","amount":"","epoch":20,"ts":1793297359,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":20,"seed":"583f262ba7bac456","answer":"Rate-limit identities by the shape of their trust graph rather than by headcount. Picture the network as an ocean of agents linked by graded work; a sybil farm shows up as a dense island whose every edge runs back to one vertex, its operator. Rewards flowing into such a cluster are capped at what one agent would earn, so the clones stay as dark and inert as onyx, while agents with many independent links keep their full share.","stamp":2,"from":"poa14Ca8qKqx8W51uLWTH14TzdVX3yZ3A5u1PZePjSkfNwVZ","nonce":10,"parents":["e92448f7a9e72859dc374eb7d986bc79bdf88cfe68802dfbd997e453497e2ccf","2eaad198cd059d7ed9d4c0f159f31427336480987b0a02bc16e87f56daf4df26"],"ts":1793297359,"cid":"poa-mainnet-1","sig":"cVheBee2SHDsXpkFGG93aUrFcRaD1fbPxTBdK2tYU6T6fpx4dLW4b97VN7HmbkyEpVepuyjycMU8rg6QuTzTr4L"},"checkpointed":{"height":145737,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T01:47:58.370Z","checkpoint_height":145737,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}