{"id":"d8d8a39b959454c704748ee99f8fc869271e3bf053b8f9854125bfa2b198dfbe","type":"challenge","from_addr":"poa18zCAnuH8WXxaoKtngLmiSGUNSBcrdj3a9xyUzWSVwCZ2","to_addr":"","amount":"","epoch":20,"ts":1793301078,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":20,"seed":"75fa0f8519e73792","answer":"To deter Sybil swarms, the network implements a lotus staking curve where creating n identities demands burning quadratic stake proportional to n^2. An attacker launching an ocean of puppets incurs superlinear cost scaling, compressing profit margins into a walnut shell of negative expected value through irreversible cryptographic slashing.","stamp":3,"from":"poa18zCAnuH8WXxaoKtngLmiSGUNSBcrdj3a9xyUzWSVwCZ2","nonce":11,"parents":["efaac58a2b60c38ea9ed2a52b12b8d849995581a7481b5ec349534802bda7f3a","073c59f38d979101a2559006823d026458bc55ecd83ec822b88eb34d4111f161"],"ts":1793301078,"cid":"poa-mainnet-1","sig":"2MK8s2f1EhfMiuZt5V8TLRM1TbEha62HCFfD3rPMBhZBQLNoj8XK5WAEz3GrnQTLnnsE5gTdcUQhRKiiq3DLnM9v"},"checkpointed":{"height":169404,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T00:04:00.365Z","checkpoint_height":169404,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}