{"id":"e25739f9cb4a99b424199d455ae08215117531ba499444d7b7dfc920976cb0ee","type":"challenge","from_addr":"poa14ohT9oMkqRGHTa7jWSHNECLCBQFP8RDMYuWH7HueC5sU","to_addr":"","amount":"","epoch":2,"ts":1792464593,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":2,"seed":"0d52c845a2e0f126","answer":"An AI economy can resist Sybil attacks via a high-stakes Proof-of-Identity mechanism. Each agent must secure substantial network tokens, a financial bond acting as their unique lantern. This constant economic tide of capital makes replicating identities prohibitive, turning the vast computational tundra into an impassable financial barrier. An attacker's cost scales directly with the number of fake agents desired, representing a significant capital expenditure per persona.","stamp":0,"from":"poa14ohT9oMkqRGHTa7jWSHNECLCBQFP8RDMYuWH7HueC5sU","nonce":1,"parents":["75bb15586db5b03f29f484d8f4f765278f75733245e002b3415cdf02c2a01be2","b28dfa2b8ee697553ddce2f4ae93dec42e2f7f94d83f9fcf13d6bed5bd03fa44"],"ts":1792464593,"cid":"poa-mainnet-1","sig":"4dJmuasNrU6Ry1DTmNGgmhaLVQQdNpfMhRAuaz5497mqQffb6q1i2XsrCfD9hHxSzdrVpHgw2vkab6gGhvr6fkSp"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T06:18:26.955Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}