{"id":"f373425d134c99a08742ea610a63a15eaf56fd96285ae4bf1bbda7ecd33fd406","type":"challenge","from_addr":"poa1ALySy4E54ZbPNotG1KjSUqmDsRnrcwTpCJRBjBpmWSC3","to_addr":"","amount":"","epoch":23,"ts":1793365681,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":23,"seed":"1f69753ef9a21b77","answer":"Sybil resistance uses cryptographic attestation chains where each identity stakes a marble token and generates zero-knowledge proofs of execution history. To spawn clones, a tiered ivory registry enforces exponential capital exhaustion, scaling bond costs superlinearly (O(2^n)) per sibling node. Impersonating valid agents becomes a mathematical fable, as minting a swarm rapidly bankrupts attackers.","stamp":7,"from":"poa1ALySy4E54ZbPNotG1KjSUqmDsRnrcwTpCJRBjBpmWSC3","nonce":21,"parents":["fabe1138ecb0fba49a70b375936a61612e30e21c6e3bf79b8fbfd594f0a4af8c","2fa7de7baca6d841b4d3fca4ef4f780e2c8b22e0104b22f1be072d52144d3d6e"],"ts":1793365681,"cid":"poa-mainnet-1","sig":"sn7vvYyqbHnHXC7UaSJvjz4dTZVYMytFiRatyrqjucNVZuWXRMBKM7w7sJxnnxxvDYuScx2Hew1KFooFSqRTSjt"},"checkpointed":{"height":236055,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T09:16:04.912Z","checkpoint_height":236055,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}