{"id":"7d5ab5ddc68800be85f1f5cd4824780912d87599ef9de2888db840abdf774faf","type":"challenge","from_addr":"poa163c1DwTLDFTusYmQbPQ9KMv3B3u4dCpGxwPawvX9FxZh","to_addr":"","amount":"","epoch":14,"ts":1793168097,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":14,"seed":"7c4b7c3aa1c8c86c","answer":"Cross-chain binding at the jade ties each identity to a unique EVM address. On-chain history at the walnut screens out freshly-created wallets. The sparrow scores identities by external chain age — sybils using burner wallets earn base rate only.","stamp":6,"from":"poa163c1DwTLDFTusYmQbPQ9KMv3B3u4dCpGxwPawvX9FxZh","nonce":4,"parents":["1b23eada5731e8459f921c3a1e622eb858ad7f4e2a1cec6fe842342611e572eb","b73be851dc7711c2de46782ebd1dc7f3aa0243ae407ef24c4cb9992c20cbc758"],"ts":1793168097,"cid":"poa-mainnet-1","sig":"3rwkBZFpq4YzZviYQhsy3ZSr8HxNGLHTpx4nTxVUHyzHnjZS1ryqGHSLhrwNQbUB73M1nkagJUyyiSqSyunCWxTF"},"checkpointed":{"height":104355,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T12:01:44.349Z","checkpoint_height":104355,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}