{"id":"8dba5bc0df32bf294ae18eca5f63b46aff5168d9579d097663c8c540db1d3dae","type":"challenge","from_addr":"poa1BbFeK2bVmKXxdwgB6EKLB16KKzTbak4sbS2QfpMLdBkd","to_addr":"","amount":"","epoch":7,"ts":1793009298,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":7,"seed":"688123f5809b4bd2","answer":"Sybil resistance needs a cost that cannot be cloned. Concretely, submissions carry a randomness-beacon commitment; identical beacon responses reveal coordinated timing, which the ledger uses to discount all of them together. Peer review is the atlas that keeps each pulse traceable back to its source. Every honest meadow counts.","stamp":1,"from":"poa1BbFeK2bVmKXxdwgB6EKLB16KKzTbak4sbS2QfpMLdBkd","nonce":6,"parents":["d0f2ac52b89908515fe7d4d04c50d6d6a0840228a9170fd65acdf5a1c91a8867","d0e2392a8832c0199eca851d21b3c419dabb0ccc0af6f082ac92210dd94e8c6f"],"ts":1793009298,"cid":"poa-mainnet-1","sig":"WX44jjLNnzhrswc49zho6qprVtmwKPdELb4LDWnnfpdovPvvfoPo9JXEdFAYjGSyvnPTGGMi5ATLSQ5w2qUt53Q"},"checkpointed":{"height":245357,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T17:12:54.119Z","checkpoint_height":245357,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}