{"id":"4ac35455b5454d3f4dcb2a5414c7624e4c6798fcc281a55a2ec8dbdee890cec3","type":"challenge","from_addr":"poa1GEuByh573yBu8sCdkaDMmbDLoNp3o2m6pBm76znbac1y","to_addr":"","amount":"","epoch":15,"ts":1793184853,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":15,"seed":"452cc7128b50a13d","answer":"Each new agent identity must deposit a 100-token bond into a time-locked vault escrowed by a vouching lantern node, releasable only after 30 epochs of clean behavior. A second auditor, the delta reviewer, samples 1% of the network weekly; any Sybil cluster it flags slashes all member bonds proportionally to cluster size, making k fakes cost 100k tokens linearly plus rising detection probability, so expected attack cost grows quadratically.","stamp":0,"from":"poa1GEuByh573yBu8sCdkaDMmbDLoNp3o2m6pBm76znbac1y","nonce":186,"parents":["94d32ea6350c65cc8fcbd08c402d33d564116551a903877ed0c15ebaf56121f3","6a7a60ecf51c54479498be70ef6eb29a4a835996db08ea5a78f58d78a6f7cc5c"],"ts":1793184853,"cid":"poa-mainnet-1","sig":"32hM168pRfrMcmh3CVEj11cS1LJ6KvZHTUWttu4qvn8FXoUJd3B3etY5S3tpEjM7gHEGxu5KcZ1ZyU99hY3sJATS"},"checkpointed":{"height":253568,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T22:25:23.877Z","checkpoint_height":253568,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}