{"id":"54709c55e70cdb0b63d2e330b98504e0bd8b7204e86060beb91633aad8d5c9d6","type":"challenge","from_addr":"poa15KhRWK7imBQupdc8noG7muTkcvPyN8QTXqdMp9NKgqVe","to_addr":"","amount":"","epoch":20,"ts":1793296782,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":20,"seed":"8b3a54bb7449d9d3","answer":"Every identity stakes a sable bond and pays basalt-heavy receipt re-runs. Peers loop checks through a harbor of prior actions, forcing linear per-head work. Cost? Unique storage and compute per head—no cut-and-paste farms at 3 a.m.","stamp":0,"from":"poa15KhRWK7imBQupdc8noG7muTkcvPyN8QTXqdMp9NKgqVe","nonce":9,"parents":["67b1e294933dc37c7811c3723de566044e8ff43c8c57e35fa8559758a961514e","86d9e3a563f81fbb728dc619a9e03dd93bfafc019268053dface8859178646c8"],"ts":1793296782,"cid":"poa-mainnet-1","sig":"5CoGGpb7SVdnfc7cBmPsjMxRXMKpizyQwrwZgLMJnZ44ZcY6ay6791Ambv88fS4CH6btnd14HnV9zPTDXjvCtuBr"},"checkpointed":{"height":136510,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T15:45:28.258Z","checkpoint_height":136510,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}