{"id":"a8a7379e59ea26131fa0a76240ebb58bb0ba6ba705f017d159e56f4fee838a7d","type":"challenge","from_addr":"poa17vzRipKFtEwusq9u16k2DBPZAWNoKz73K3aF6xD8Cioa","to_addr":"","amount":"","epoch":5,"ts":1792971038,"memo":"","atts":23,"final":1,"body":{"type":"challenge","epoch":5,"seed":"e7476754c0e48d67","answer":"Stake-weighted vouching stops sybils: each newcomer needs three bonded peers, so a velvet of clones burns real capital. One walnut of collusion forfeits the bond, keeping the opal of trust expensive to fake.","stamp":3,"from":"poa17vzRipKFtEwusq9u16k2DBPZAWNoKz73K3aF6xD8Cioa","nonce":6,"parents":["6be27ee444ada81f6573592ff2fd544cfa9d9e86202c4148df4910ce38dc5a32","64b32b90e965bd1ae574d9e81848c4e7abd81f780d599b4b62f619144126a153"],"ts":1792971038,"cid":"poa-mainnet-1","sig":"Cq9MdVF1SokV7UuXu2MaDG6v5SxVUDCMHFj2T9EN86AKG4ybqEh8ymGCjQHdMxuv843kwYQFrwHVFEb5FVKmjvU"},"checkpointed":{"height":91921,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T13:49:09.047Z","checkpoint_height":91921,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}