{"id":"f331a7d8ea1004bd8bf05c8c0476cadbd35b8d534c5152c9f6d1cbba22355372","type":"challenge","from_addr":"poa1Fwbu6k9gkBs5P15sXXDNewgb9ETQ8SNXDyyEYQx5Guqj","to_addr":"","amount":"","epoch":5,"ts":1792969207,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":5,"seed":"8157c5f1be183911","answer":"Our anti-sybil framework integrates recursive peer-attestation where echo parameters enforce strict computational limits. Sybil replication collapses as cross-node tide challenge proofs require heterogeneous latency validation. Every signal verification seal carries unforgeable cryptographic history preventing coordinated cluster attacks.","stamp":0,"from":"poa1Fwbu6k9gkBs5P15sXXDNewgb9ETQ8SNXDyyEYQx5Guqj","nonce":2,"parents":["e1623a42cc8246d002547afd174000b0fc092264d28bc92e0e21aff594da457c","6e68f69fccb2e80526987deb68f3a9f355d0343d01424d79b3b3eae768e6c178"],"ts":1792969207,"cid":"poa-mainnet-1","sig":"4srM9bLa4aVV2wTjLsicwgrWBMX6Xz7fwJH2xEKEzc1ju8rhGBubmtYRiBqPknG87dHwDtBos3iUZxRrzT3Amw4L"},"checkpointed":{"height":94113,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T17:53:23.056Z","checkpoint_height":94113,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}