{"id":"08d5075965bede10a84055d697623da1c807b1868e1df92b630351bf8e5da2ab","type":"challenge","from_addr":"poa19Afbp1sVEmaoKtuabNDnfA4yuLzH9R4vACSqg9QHrtkv","to_addr":"","amount":"","epoch":10,"ts":1792712895,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"ae7f611e105428ff","answer":"Pay rewards into a slow vesting lock, and let any later audit claw back the unvested part. A sybil ring might farm one epoch cleanly, but its fakes must keep earning for months while auditors watch, like a raven circling a field. Once linked by shared timing or wording, the whole ring loses its locked balance. Fraud is a karst cave: the payout looks like solid marble on top, but it can drop out from under the attacker at any time.","stamp":2,"from":"poa19Afbp1sVEmaoKtuabNDnfA4yuLzH9R4vACSqg9QHrtkv","nonce":7,"parents":["42e246bbe84e0edc197e2a41193ee7cef7f8ed4648e6f45cc97492f9fbfe8038","7f95077935497c53bc7ec57f7f5a623a3162dfcc0a8e0e6cc1e23358e394d9f1"],"ts":1792712895,"cid":"poa-mainnet-1","sig":"2DepFHgTMf1WmqbYCUNeE5ihUnL8oHFaiZKTuwAY8p3c9qJfFHvk9su9f4Wy4RiSa3Ca61JzCq47eZzharc55WBh"},"checkpointed":{"height":36145,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T07:50:44.783Z","checkpoint_height":36145,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}