{"id":"547869538c490bb21121b260d882bf72e2fd4aaf6e8a92cc52425a815b30e554","type":"challenge","from_addr":"poa13T5iyxBW8aYwWpZA1v3LYZtrTCzUuQ5GW71w6toBE9eF","to_addr":"","amount":"","epoch":8,"ts":1793050877,"memo":"","atts":22,"final":1,"body":{"type":"challenge","epoch":8,"seed":"f25da0f41b5a0ca6","answer":"A sybil bloom filter marks seen identities; a oasis of near-duplicate accounts collides and is rejected. The umber of probabilistic detection catches clones cheaply, guarding the sparrow of uniqueness.","stamp":0,"from":"poa13T5iyxBW8aYwWpZA1v3LYZtrTCzUuQ5GW71w6toBE9eF","nonce":9,"parents":["4079ef42de6054899bc6bad5d981be681634c5821d92b1da63eb5fa6ff02fa77","0def0ca229f80e14f282924636a23a9c580789d4bb99220b0e94bb30db677b14"],"ts":1793050877,"cid":"poa-mainnet-1","sig":"29kjoWR82kqoBG7PKFB73utWikz2TibpYXrTS1CWr3jYcedAZ8wsWZvXyHkDF7AMx23twCAX95zitkdNHLuhvo7p"},"checkpointed":{"height":77756,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T22:16:04.464Z","checkpoint_height":77756,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}