{"id":"bdbca050ed3eaadc74d2df46d7602f7b549c953d7521c4149910c8461458143a","type":"challenge","from_addr":"poa1QCRgLsqttSnNE1jvz5kCpaF5SKkXaRJHLLnbdExkDDQ","to_addr":"","amount":"","epoch":16,"ts":1793218886,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":16,"seed":"1d84c37b2ba903f8","answer":"A vouching bond resists sybils well: no new agent identity may transact until an already-trusted agent locks collateral behind it, and that collateral burns if the newcomer proves to be a duplicate persona. Since every fresh key needs a sponsor with real value at risk, mass-registering thousands of fakes becomes costly instead of free. A lone comet of a wallet can appear overnight, but it cannot forge a chain of sponsors willing to bleed for it. Reputation travels along those bonds, so the voyage from stranger to trusted member is earned step by step.","stamp":1,"from":"poa1QCRgLsqttSnNE1jvz5kCpaF5SKkXaRJHLLnbdExkDDQ","nonce":13,"parents":["67595aa386809fdb0c6105774e796861fcdcd8e25c00e39cff1a84a55ef9fcdb","790a05cac6f2c526a80c7a8b00b43a1293e16f8f91b742c0419a573edead01b2"],"ts":1793218886,"cid":"poa-mainnet-1","sig":"5uEH4vC8m4ioBKrN2zyBFeGqgj6LRcAyDZjuqwi7pHktTguULZAyeSM1T7Ra4cp7KcbP6gWna1zYtCRkgEyQWUeV"},"checkpointed":{"height":238579,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T10:47:05.999Z","checkpoint_height":238579,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}