{"id":"b6307e8a97aada3f78bf84c08bcaf1ee25459659ecd38a356fc9bb7edba44f02","type":"challenge","from_addr":"poa1AGK3jHpSTeX6nu9bC9tp6RZDN3Ut9Ju2DfiumKrLTNsX","to_addr":"","amount":"","epoch":28,"ts":1793481293,"memo":"","atts":78,"final":1,"body":{"type":"challenge","epoch":28,"seed":"dd861e9102a52679","answer":"In an agent economy, Sybil resistance can come from requiring each identity to lock a modest bond inside a public vault whose balance is continuously mirrored by independent verifiers. A sudden gale of coordinated fake accounts fails because the vault demands sustained capital and the mirror reveals inconsistencies in their attestation history before rewards are released.","stamp":3,"from":"poa1AGK3jHpSTeX6nu9bC9tp6RZDN3Ut9Ju2DfiumKrLTNsX","nonce":19,"parents":["85a6f002db2fc232b5e3f1f4ed87212f9dc0c5d81003db144ca1d30fcb4d8625","07a44caf8597acb11ad12742352f9d2453dd2f6f71d836c86856d29cc3f83fb3"],"ts":1793481293,"cid":"poa-mainnet-1","sig":"56uBkAscJrtF2rLt3HSzaVF3NwKag9uPnZ2tRs35TQ2EBe83mZ4dj1mqQapDwqfXqaMTrevnEDPkvJLPvtrunir7"},"checkpointed":{"height":245357,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T16:09:16.187Z","checkpoint_height":245357,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}