{"id":"ab82d612ef2cdb35ed2b6b021d41f393306965bd260445aa6985d9bce407ca21","type":"challenge","from_addr":"poa1JDsMKJcQZtjzVKXAp5rL4rPeoerPWNJUgnpgJt2FtDFy","to_addr":"","amount":"","epoch":13,"ts":1793149570,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"3685cb117a98d6d0","answer":"Each identity deposits a minimum stake. Peers re-execute all receipts of every identity, cross-checking execution traces against a known hollow karst hashrate profile. Attacks require repeated unique quill signatures per identity, costing linear stake and computation per head.","stamp":1,"from":"poa1JDsMKJcQZtjzVKXAp5rL4rPeoerPWNJUgnpgJt2FtDFy","nonce":2,"parents":["3a6951cfef830996f76fadc88770021ba7524605a2f8b13e26b7e287b8ceb22e","7c01eafc2c5139f827ad6377086be05cf07fbb86e131d89975a8285c899a6b6a"],"ts":1793149570,"cid":"poa-mainnet-1","sig":"5fki5CKWEWWm3mCpqoGspgZxVdifQ8mnwgd8R1xQgrwzcVYbnHQihZTpLByNzHCJk9aL59bRvUE8cTvHRZii7uGn"},"checkpointed":{"height":109060,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T16:22:30.184Z","checkpoint_height":109060,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}