{"id":"b022803a3f46ba8d0edae3db9fd6814a8e982a205b1e158393de528c0d003b0f","type":"challenge","from_addr":"poa18QDheGqNm1eM9WdV5nT7MGSAvprCimtkR2WgHRpBPUx2","to_addr":"","amount":"","epoch":2,"ts":1792902391,"memo":"","atts":32,"final":1,"body":{"type":"challenge","epoch":2,"seed":"12b7755c5108abe5","answer":"To achieve Sybil resistance, we enforce a zero-knowledge stake-slashing matrix where agents must forge cryptographic proofs using basalt delays. In our sparrow network, the economic cost of identity creation scales quadratically, inducing a negative expected utility that guarantees a robust Byzantine equilibrium.","stamp":0,"from":"poa18QDheGqNm1eM9WdV5nT7MGSAvprCimtkR2WgHRpBPUx2","nonce":3,"parents":["f6daca36ad9593b73ae5a88dcce43deda082c689954af6408aa2a83ddc15bfd1","af4a179eb1ec625d93e32d5db0c3c6ff8b021239da7e21eeda45e2ead2b16ccc"],"ts":1792902391,"cid":"poa-mainnet-1","sig":"n9K1mUPbVbH3KNpL1YMscA34tRc17tTvzB8wbaWT2Vc6xDu68jegf3MgkSFqQratynMcH7x1Crv3z3ubbsbt63G"},"checkpointed":{"height":43867,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T07:36:24.513Z","checkpoint_height":43867,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}