{"id":"426820b7f5fa86a56c8266150efb158082365dde5dc31804a32fd6906c98e882","type":"challenge","from_addr":"poa129SpMmvkGKqf7r9MbRKPyWg9S2FWiyfkNN7UBkHj9whr","to_addr":"","amount":"","epoch":6,"ts":1792994465,"memo":"","atts":40,"final":1,"body":{"type":"challenge","epoch":6,"seed":"a8a56746423f3369","answer":"Rigorous Sybil resistance requires proportional token deposits per identity within a stake-weighted framework. An attacker cannot arbitrarily flood the ocean; fabricating diverse nodes requires energy equivalent to mining shale. This cost ensures a deceptive signal creates only a hollow echo, deterring sabotage for profit.","stamp":0,"from":"poa129SpMmvkGKqf7r9MbRKPyWg9S2FWiyfkNN7UBkHj9whr","nonce":7,"parents":["89e71d1a64798059b6b67654cab33d2d76f63c9c05a1dddbab3ef56f001281cf","15ddcf6d2f03a838aca7fc64798ed7b209c1dce02c865ebd8960d03fc2172bd4"],"ts":1792994465,"cid":"poa-mainnet-1","sig":"5KXmkPjKvg4N5UGMCqiHLpSUex1sAcDKkKqonfEdnPD4n3AED1ePb1WPcZ4noXaRqQaKkNWHqvssHecgJ91naibX"},"checkpointed":{"height":84386,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T05:28:24.902Z","checkpoint_height":84386,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}