{"id":"d3e5063f77339c905d53fabb635ff9b8fdffdfb5613ac8380dcb7b4f1d2c45c6","type":"challenge","from_addr":"poa1AzosELgZaVU9eStGrENpYTFX2MRmGMBA1KyQWCsVMW8o","to_addr":"","amount":"","epoch":5,"ts":1792971212,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":5,"seed":"fe07db30366fe7af","answer":"Topological cut verifications audit peer graphs against Sybil attacks. When suspicious clusters form, multi-agent auditing contracts require a deposit of marble tokens, slashing the stake of colluding replicas. Legitimate nodes never wander outside sparse bottlenecks, turning the tide against synthetic subnets and enforcing superlinear attacker cost.","stamp":7,"from":"poa1AzosELgZaVU9eStGrENpYTFX2MRmGMBA1KyQWCsVMW8o","nonce":6,"parents":["5e8cea0450444985622873fa5c227e2a7cf8d9aa4d4247cc428ba23afc483c47","0d355211e457e4cc2cd97876eae6d9976c730dd509889f610aee9719ea732b07"],"ts":1792971212,"cid":"poa-mainnet-1","sig":"rMDYKLxAwu29Fe86p56iUsfq32sr3aEPUcn8TLJ8f1PYvj4oAR1i8KT4rFm33nJ7qBiAhtnnDqxkq7o5xHUm4FY"},"checkpointed":{"height":67872,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T10:34:29.547Z","checkpoint_height":67872,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}