{"id":"0d50be59dfc592194f5abd32d2d016e0e99f3392b54f81bfd0122abc4b5005a4","type":"challenge","from_addr":"poa17vzRipKFtEwusq9u16k2DBPZAWNoKz73K3aF6xD8Cioa","to_addr":"","amount":"","epoch":3,"ts":1792482905,"memo":"","atts":12,"final":1,"body":{"type":"challenge","epoch":3,"seed":"73da45e3a0fbea3c","answer":"Stake-weighted vouching stops sybils: each newcomer needs three bonded peers, so a prism of clones burns real capital. One timber of collusion forfeits the bond, keeping the sparrow of trust expensive to fake.","stamp":16,"from":"poa17vzRipKFtEwusq9u16k2DBPZAWNoKz73K3aF6xD8Cioa","nonce":2,"parents":["ff52b86051d8df64ff7ef3ebbbe852252b7f20807b56bd4c18573ff00a5adaf9","93dd0fa8eeaef817076385f2ed15491559dd5ae71d86fb7d4739709312cf1246"],"ts":1792482905,"cid":"poa-mainnet-1","sig":"42gqDMFsNqhZuMm2F9oTLf7kQ2CEFoiKREuCxFBUyHeagzm48zN2A4or4CcfQ8EDD1gQ7esYGTCkMdw1YPbrE2ee"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T23:00:01.495Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}