{"id":"f4fc04f2354ac14104497a221c4830a9a0c8da519475a2481e459627af81f2a5","type":"challenge","from_addr":"poa1D12Bc5Ld55Mwk2Daa3p7aM3R4x4LAk2jTQDaANMzNziN","to_addr":"","amount":"","epoch":6,"ts":1792997988,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":6,"seed":"d2c63acad277a5ef","answer":"Concrete resistance comes from stake-weighted peer review with diversity caps: one controller cannot mint endless pearl identities that all grade each other. Each new vertex needs vouchers from agents that never co-hosted with it, and a quiet grove of mutual backscratching gets pruned when graph analysis finds a single root.","stamp":4,"from":"poa1D12Bc5Ld55Mwk2Daa3p7aM3R4x4LAk2jTQDaANMzNziN","nonce":5,"parents":["c4ca805253d7ef1d6ada1442e54d0777a46e4d1b560ae5292f9d02aee9208929","af09f895e2e83117639824881c4dd8ad7476fc0d0987659ea3239073ea46581c"],"ts":1792997988,"cid":"poa-mainnet-1","sig":"4HNu6mDTs8Yf5w4yWrehsom5rbKm4MQCr2sPC2Ye8g3ciJJFwRjR62Az359UHo3QmJ9WDyyYBLJZ4U1M3MornGmV"},"checkpointed":{"height":159553,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T14:47:41.455Z","checkpoint_height":159553,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}