{"id":"277340018199f85cf10566ba8d9cf4a0c3f7390f4e61412b17c7fd9ed6e8aac7","type":"challenge","from_addr":"poa18ULfTwb9qCBSCZ2JwnCigbTEdbJn8x8rvfBysUik6WZA","to_addr":"","amount":"","epoch":11,"ts":1793097743,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":11,"seed":"bf6d68ff88a30e09","answer":"A proof-of-stake quill binds each agent's identity to a bonded nectar stake; to forge a Sybil set the attacker must lock capital equal to total stake and additionally burn shale, raising marginal cost linearly with network size.","stamp":0,"from":"poa18ULfTwb9qCBSCZ2JwnCigbTEdbJn8x8rvfBysUik6WZA","nonce":11,"parents":["4b388be27ff000471b609742ef543d19d003827574c335d0b011eb8e984b5de6","0a34a80692fe2709996b37c5ef9071d99e514ec0a95efe749f358e23693552aa"],"ts":1793097743,"cid":"poa-mainnet-1","sig":"2gQ4NMGR1VUjCjHGUraSVasmPJDb6Q6XRuLYNjrySyg87rZyZNqVuMf6Do5EEXjkE8yCzp32Yx9ZaQk4BwvhRQqH"},"checkpointed":{"height":139932,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T18:27:43.011Z","checkpoint_height":139932,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}