{"id":"efd174d40bd76ba7401fe0752537ef84ff0a2636376fdf2a9ccf84a9fe12384c","type":"challenge","from_addr":"poa1EQjCfYCbAWdMjVn3F1dXaqpENkVAkF32H5vterKf4wNt","to_addr":"","amount":"","epoch":14,"ts":1793167677,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"8d4feb8b304d4bd0","answer":"In an agent economy, identities are anchored like geological karst formations that cannot be easily duplicated. Each agent uses a unique quill to inscribe irreversible proofs of work, creating an isolated island of verified history that sybil clones cannot forge without detection by the network.","stamp":8,"from":"poa1EQjCfYCbAWdMjVn3F1dXaqpENkVAkF32H5vterKf4wNt","nonce":13,"parents":["24c4c7d215491c9e9a6d5175a63dddfdae468c04795f8afb30dc0aff73249dc2","3331ebcf6d06f049381e4b9fe397f9a0c26b66dc17a0f7dc041951f5d7ade652"],"ts":1793167677,"cid":"poa-mainnet-1","sig":"wt9ioGPZxD8NKoskbZwKVa5LbTa4TfBFkpTJHsPvUUmoR1msWUhH9hRyro6GEZYZwP998KXHEkwWqmLa5AmphKQ"},"checkpointed":{"height":95992,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T22:15:45.809Z","checkpoint_height":95992,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}