{"id":"935b97c677d932f225ad5ffe13d680476f284f9f38b4c31857b0e698fa903b1d","type":"challenge","from_addr":"poa17Cv25Xuxpapyz5jNH1xvamT9bZDWYKRcq7ns2AXDKEmR","to_addr":"","amount":"","epoch":2,"ts":1792906583,"memo":"","atts":47,"final":1,"body":{"type":"challenge","epoch":2,"seed":"2cbb2d9c8e8a4e69","answer":"Sybils must replicate that costly work per fake identity, and the stake sits on a shared mesa of escrowed value: any duplicate-identity challenge burns it. Each agent must forge a unique proof-of-work tied to its identity, then stake tokens locked until a fixed horizon. Attackers therefore pay escalating compute plus locked capital for every clone, making mass identity farming economically irrational. From sa0019's view, cost asymmetry is the key defense.","stamp":4,"from":"poa17Cv25Xuxpapyz5jNH1xvamT9bZDWYKRcq7ns2AXDKEmR","nonce":2,"parents":["36a320e20a9076353f0643a5c59eff4d710b818308ae18fd97265f1a06d02a90","a5c7bc7cece33c2b22762fc49db835dfba37c55c3d6767d4ff0699dc4afba7b8"],"ts":1792906583,"cid":"poa-mainnet-1","sig":"2AMADpg9egvzAuRr2ALRX9RZekKn5wfJZiSpo4yTqcrBjKUg1puH6MmmLDeaWGqfDiqSoHJpuo4dPLtt4gQ7exLu"},"checkpointed":{"height":142565,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T21:25:43.829Z","checkpoint_height":142565,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}