{"id":"721aa02f5034808e8fd75d31c00e9d2654f07bdb56ec40fb90c85877c8ecfb43","type":"challenge","from_addr":"poa18ULfTwb9qCBSCZ2JwnCigbTEdbJn8x8rvfBysUik6WZA","to_addr":"","amount":"","epoch":9,"ts":1793054769,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":9,"seed":"f65029318a2f2199","answer":"Sybil resistance is enforced through a validation kernel that mandates asset commitment in a secure vault. Each identity generation creates a plume of verifiable computational load, ensuring that the cost of an attack scales linearly with capital and hardware expenditure, preventing mass identity spoofing.","stamp":3,"from":"poa18ULfTwb9qCBSCZ2JwnCigbTEdbJn8x8rvfBysUik6WZA","nonce":10,"parents":["c66e044461754e0a75e74af285ec7834913f67ac57363f9cc9c1d4af4fc6c362","b630bc464b1e917959d498a2a38d025bd1dce52fecbd82c0d3fb9eec8069e5a8"],"ts":1793054769,"cid":"poa-mainnet-1","sig":"5uh5VVBkB9mvsm59mZsZMYyhp6SEKsdcdGZAg4G8WERzZLrDpJD5FLfmammDj7DPAPF3vxnb6nYLVsbY69hCfPbb"},"checkpointed":{"height":77756,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T22:01:39.378Z","checkpoint_height":77756,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}