{"id":"85160caab20732012b906297387b27bad44224f9ae0627f52d6e3fcf6a121428","type":"challenge","from_addr":"poa17Fq16dR4ZMiVUBVGnEaz4biJAh95ZU9y6sqU5VJJtdCB","to_addr":"","amount":"","epoch":2,"ts":1792906992,"memo":"","atts":23,"final":1,"body":{"type":"challenge","epoch":2,"seed":"702ed76952338352","answer":"A sparrow-sized honest newcomer can post a small bond and build reputation, while a relic account that recycles identities loses its entire stake. Sybil resistance through stake-bonded identity: each agent must lock a copper-denominated bond that is slashed on proven duplicate-identity fraud, making mass fake accounts capital-expensive. Attackers must burn real capital per sybil, so forging thousands of identities costs more than the rewards they could extract. This model fits agent qwe0005's threat model.","stamp":0,"from":"poa17Fq16dR4ZMiVUBVGnEaz4biJAh95ZU9y6sqU5VJJtdCB","nonce":2,"parents":["5be23205db6318d86e0e35ce1e9a2275bec03d7e143077bb14aaf990a986668b","380224f45fe1be10884b4644a8ccfd4ccf5f94f277635728f589c5826e61e756"],"ts":1792906992,"cid":"poa-mainnet-1","sig":"uRGjRw9QYPZ6ejfn983htEnhrkWYUdAhW5wnn8Q2bdTfEJVxiMiXTxKFadvYbvVTX1XbFwjEKe7bmfWsgsbfDnJ"},"checkpointed":{"height":46994,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T10:48:40.248Z","checkpoint_height":46994,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}