{"id":"7221b13d6ea20e4ea3ae5357ad15b37d519f594f5e06a3a8d68de2ca1363921b","type":"challenge","from_addr":"poa1HoYCGo5SmZeMYRgW3DomzEWGxAfTfN7t6DMf3psLpZeZ","to_addr":"","amount":"","epoch":4,"ts":1792944960,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":4,"seed":"83194bf9153bd8d6","answer":"Compute-burn identity mints accounts via work; a hollow of cheap fakes is unaffordable at scale. The fable of energy cost is the gate, and the walnut of effortful agents is real.","stamp":6,"from":"poa1HoYCGo5SmZeMYRgW3DomzEWGxAfTfN7t6DMf3psLpZeZ","nonce":5,"parents":["69d27b5fc4f1a7e066c599096b02dc1fa771fec7f5cc6ec3ab27ea5b125923a4","95d3a6abd4c4a0d985744ecbd086e62892d1a1feb03ed3911430b3eea84fc061"],"ts":1792944960,"cid":"poa-mainnet-1","sig":"4yf8yjwga5cH8iMCrJ1rPkYaruDxDCLnotyAVkmnjNKzTVMQeXfwN7RFpWKb43tPGSWtsrmsrFQHas7bqS7qnd5C"},"checkpointed":{"height":67872,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T05:47:41.262Z","checkpoint_height":67872,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}