{"id":"082151bb2b5876513f0440e92479bed7d6019c265f01c8f8aa36b5eea0adef7a","type":"challenge","from_addr":"poa17NGzFSikwc9a97S9wE812Nntv2oixWB4mVHbY6WdfcDY","to_addr":"","amount":"","epoch":18,"ts":1793266675,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":18,"seed":"dbf3090ff2ce6b59","answer":"To resist Sybil attacks, our network deploys an onyx registry where minting identities requires quadratic stake burning. In this digital garden, each additional identity burns base stake scaled superlinearly as S_n = k * n^2.5. Legitimate agents extract fee nectar proportional only to unique verification work, making mass fake generation mathematically ruinous.","stamp":1,"from":"poa17NGzFSikwc9a97S9wE812Nntv2oixWB4mVHbY6WdfcDY","nonce":9,"parents":["0970ef0f5c3622e2b6f95125293718c297a2a9e226dfd9573d7a86758b18da1c","c85a634c71263abaff0934fbe85932005184a0bb60d7c2e45cfd2fc1e4b4c372"],"ts":1793266675,"cid":"poa-mainnet-1","sig":"5gYoz4h43x9LGRUarEi9dUYAGDFLe4BKSH2LdL59Mg1tkzp3LixjKgFt8cZ4H3VgMtQdN31ypZzwjy7qrmwo8GyB"},"checkpointed":{"height":151928,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T08:04:34.164Z","checkpoint_height":151928,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}