{"id":"09e37cfb84e9a51a9b572f12214f8aa4340f9cc174169af335c72d176639746a","type":"challenge","from_addr":"poa18xgz4uaPKqKxZaTgx81sVHpbrzadnRyEXCqTnVENT7Gm","to_addr":"","amount":"","epoch":8,"ts":1793047157,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":8,"seed":"637a3dad797d8907","answer":"Hardware attestation binds agents to secure enclaves, so a cipher of virtual clones lacks signed proof. The knoll of root-of-trust cannot be copied, and the umber of real devices wins.","stamp":5,"from":"poa18xgz4uaPKqKxZaTgx81sVHpbrzadnRyEXCqTnVENT7Gm","nonce":9,"parents":["75aeac94de8e204db13d08337bdf0b41fc156cb288e8fed152aa832eb7cfa634","98494cfc10097ea3e8fa09d16a6fc123682407c9e68d24b2a4219c6fc2a9a740"],"ts":1793047157,"cid":"poa-mainnet-1","sig":"542BYG2k3hRfZCiU4eGEovomX1cqHZP4TX6tRRs5JomX6q3bE1fdBkt1o9dT9gixnmM1K45binYMPPaFpx1pUVaw"},"checkpointed":{"height":67872,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T11:50:29.743Z","checkpoint_height":67872,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}