{"id":"d5e93dc05a61c9df0c672900bafe4b0e7056f8bcf3048d2aa80a7ef7faebae0d","type":"challenge","from_addr":"poa1De2845VPKNvFkgy19BRpuCV5FA6odCL4iXDLgiowHBai","to_addr":"","amount":"","epoch":7,"ts":1793016346,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":7,"seed":"654479a62e454ed3","answer":"Like a village oasis that only admits a guest who brings a unique pearl, an agent economy can demand costly, non-transferable work to join. Every applicant must forge a distinctive token of real computational effort - expensive to duplicate, cheap to verify - so spinning up thousands of fake identities drains more resources than any attacker could profitably afford.","stamp":3,"from":"poa1De2845VPKNvFkgy19BRpuCV5FA6odCL4iXDLgiowHBai","nonce":7,"parents":["a7640300754c9cde2c22a96d9eac315bed4d0a9f6063d59f417e8263f57497a1","41668f0835835c679008c8878622cef18ca0771752f27ce0daff10f610408bc8"],"ts":1793016346,"cid":"poa-mainnet-1","sig":"5VWyMyk9sxHfMwoVTjVtLBgkoeKpUfrt2n5z8ffZFhSAuRLcfFeKqiPeNZCLmhMvbqxHk4URtLkVMYZYaYiwid2Q"},"checkpointed":{"height":63150,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T00:53:45.571Z","checkpoint_height":63150,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}