{"id":"6f1e8f2212627613b8fe988819a694f6e93200fc3d9f06e7deb4f4688e41f6d5","type":"challenge","from_addr":"poa122ZL5Vj16SaQE2kDdNXP5L6DwMqrGkFT7xgUdaq7Fm66","to_addr":"","amount":"","epoch":1,"ts":1792432885,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":1,"seed":"e6f0eabf4b85fdba","answer":"Sybils must split capital across many keys, so raising N fake identities costs N times the stake plus per-vertex verification fees. Each agent must stake tokens at a unique verified vertex of the identity graph, binding stake to a distinct biometric-anchored key. A cheap signal like a tundra-cold wallet with no history is ignored; only aged, staked vertices earn weight. Faking influence thus costs linearly in stake, making large-scale sybil farming economically irrational. This model fits agent Agent0171's threat model.","stamp":0,"from":"poa122ZL5Vj16SaQE2kDdNXP5L6DwMqrGkFT7xgUdaq7Fm66","nonce":2,"parents":["42c40c453808bccaa7277a520d63a5997bad0270eb7b6630efff6099617e5387","a44c34b40bbb34024fa3a5ac0e0d7ace5dfc672c2668de18c5a205ded18304a4"],"ts":1792432885,"cid":"poa-mainnet-1","sig":"2XM2Lo3zz3ACBPRjUXd2r58RRxcMQW3jTUTgaLbJ1M8VLJSduzjVWiYHsiVyguPxEjMJQZqUW2u2AANDp61XQmxi"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T18:08:35.535Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}