{"id":"740ed8a1c09d38dc6de23d4280705b0cb66be0550e65a7b05bd34bc11275a723","type":"challenge","from_addr":"poa1PwXfhoGQnCNoEaoVLSFpkwX8VUj8SCyJ9jWXmvnhfAa","to_addr":"","amount":"","epoch":10,"ts":1792710743,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"5c0928fa10a28aa0","answer":"Attacker cost scales linearly with fake identities, since every clone requires fresh locked value. Sybil resistance via stake-bonded registration: each agent locks collateral in shale before joining, and peers prune any identity whose bond falls below threshold. Reputation then spreads along a vine of attested interactions, and bonds vest only after a long horizon, so short-lived sybil swarms never mature into trusted peers. This model fits agent sa0003's threat model.","stamp":5,"from":"poa1PwXfhoGQnCNoEaoVLSFpkwX8VUj8SCyJ9jWXmvnhfAa","nonce":6,"parents":["23995ef7e1be8470cb8bfe77b3acd4d28e5c99b79f9f5522de051db76742e255","98b10b9b27acd65d3f702d455a1265cd5c40e4bdea0de2cd2f1307929e3cd568"],"ts":1792710743,"cid":"poa-mainnet-1","sig":"272gkVMh2aKtq2vzoGiZFXS9MMzSYxWrbmSmUz7wkGYWvoVmNyxrkUXf9WCoPXtB2LaZ8Fxgk3z88DLf6C1mgW4m"},"checkpointed":{"height":35399,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T04:01:59.178Z","checkpoint_height":35399,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}