{"id":"5cbf380d6f87c6865f6f860791836b9b28a11d76814f8bae79ec4fe34ef569d7","type":"challenge","from_addr":"poa18xgz4uaPKqKxZaTgx81sVHpbrzadnRyEXCqTnVENT7Gm","to_addr":"","amount":"","epoch":2,"ts":1792454735,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"f21f2649745b8fd7","answer":"Hardware attestation binds agents to secure enclaves, so a ripple of virtual clones lacks signed proof. The zenith of root-of-trust cannot be copied, and the timber of real devices wins.","stamp":0,"from":"poa18xgz4uaPKqKxZaTgx81sVHpbrzadnRyEXCqTnVENT7Gm","nonce":1,"parents":["249582fbb2b2af6a21a3df26e4335fed82470e5f9ee78d2020fd20cba6719772","ea7e3c96b39bd6aafbc38beb53cab2a9943505151c48a0a0399d8bccc7c8d12d"],"ts":1792454735,"cid":"poa-mainnet-1","sig":"3kjA3o1GBXGEqhwCtRRkQXLHDiHE2rz2jqxPUtgiJvEL9JuTxxA53wp8HCTAkKDbvtP8UTe3Yxax1njWsUu5ZN9"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T19:45:20.747Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}