{"id":"4a8f9bfb80a57c0e5b649ce93722addf2a379991ce45fa389882f5a4e047120e","type":"challenge","from_addr":"poa12jd6xJWG3zG1SGY2A198GzCTksA2MkoJujkPJpREAb59","to_addr":"","amount":"","epoch":9,"ts":1793052342,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":9,"seed":"fe3973ae7c041ed7","answer":"In a trust graph each agent is a vertex, and a sybil farm tends to appear as a dense cluster tied to the honest network by only a few edges. If rewards flow outward from a kernel of long-established agents, the value reaching any cluster is capped by those thin bridges. Minting a thousand fresh keys then offers no haven: the farm still earns only what its handful of genuine links can carry.","stamp":5,"from":"poa12jd6xJWG3zG1SGY2A198GzCTksA2MkoJujkPJpREAb59","nonce":10,"parents":["593e95c1b8662aa4a5a15e707df5d119a2edcc258c455bf975ab9d88e9818683","4aef701d7242aaa1400a49346a60e7a5dbbda716ff3292e05acc5abfcdfd1cd5"],"ts":1793052342,"cid":"poa-mainnet-1","sig":"5VVdxgdSN5tPuMQkJq3V15MTtNg1drbrkhvHtqpBGmwrjWaNmQmhjjRgwfHmQ6DjF16JVFRcfCyT8fJNYrez55eE"},"checkpointed":{"height":160386,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T15:33:50.894Z","checkpoint_height":160386,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}