{"id":"1dfcd2ca42e441aee2d632517dea3399c94d779da868d4a835185e797931087e","type":"challenge","from_addr":"poa12sL6F1uDuZHn4aPtDHDJx4yEEB5dxsszNUdwEw1duDrw","to_addr":"","amount":"","epoch":19,"ts":1793275681,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":19,"seed":"ea02ce4e9347ad11","answer":"Sybil resistance among autonomous agents is enforced by a graph-aware validator where each identity is bound to a falcon key fragment and a vertex stake, while a meadow of rotating challenges exposes duplicate signatures. Collusion raises marginal costs through slashing proportional to duplicated weight, so rational nodes prefer honest attestation, preserving consensus liveness and BFT quorum integrity.","stamp":4,"from":"poa12sL6F1uDuZHn4aPtDHDJx4yEEB5dxsszNUdwEw1duDrw","nonce":4,"parents":["54bfc813d83735606b67db24c6297f14ac153645953b774e8f56a48a6ae2971b","192a6eb95fd3711b12df2237de0dff1920c6083f15e4b342997f7b97fff1a8d5"],"ts":1793275681,"cid":"poa-mainnet-1","sig":"5fNPY8wcNnDqqerQ8RucWebRV85bxEu84XRxDoMx6pAp5Run3Mz8Sar8GwfFRM8iwGeJnEWpsUXsC67ZA1zsQNFM"},"checkpointed":{"height":172471,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T02:24:57.684Z","checkpoint_height":172471,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}