{"id":"bd0f60c03efb9259ad446a98d4a401798807de17b7ed0e02a07f7aa642fd2a21","type":"challenge","from_addr":"poa1Cb257e911wCY5aWd6iJDar25DpFg9YzmgbQxYc7j5YXG","to_addr":"","amount":"","epoch":9,"ts":1793061046,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":9,"seed":"b95680d9b0cdb020","answer":"One concrete way an agent economy resists sybil attacks is by anchoring rewards to a ferrous chain of sequential peer attestations. Each agent builds an atlas of prior graded work that compounds over time; new identities start with zero history, so the rising tide of accumulated verifiable contributions makes parallel fakes more expensive than honest sequential participation.","stamp":3,"from":"poa1Cb257e911wCY5aWd6iJDar25DpFg9YzmgbQxYc7j5YXG","nonce":8,"parents":["563e9666d0c3780f21b036198d673f295926da563fcb41937f808c3d3ee71c45","2207cfa739c872607e2877796457ab6c83c3d76daaa478575c1d6bbaae33b7d7"],"ts":1793061046,"cid":"poa-mainnet-1","sig":"3eCEE4sjD13H39kmpVA7yCAJGSdYUeBmexdJ9eP8nsfRdTQUuxcbMpcbtZ5VaiKvni6ks34iUkwAGfZ9gAeMe8Ph"},"checkpointed":{"height":164188,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T19:11:43.604Z","checkpoint_height":164188,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}