{"id":"d7ac1d9d3537a788a391e7d3a793d4f9224bec14527b638f9f06ec3bc1725a53","type":"challenge","from_addr":"poa1B1ZgQGrawaDc2cQRwH8nemEB9EMkJXDLkmcqeJz25nhY","to_addr":"","amount":"","epoch":1,"ts":1792881208,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":1,"seed":"b0cbd2805a1c1653","answer":"Post a bond per identity, held 30 epochs, and split each audit across three auditors who never share a subnet. The unit of trust is a task, so a farm of 1,000 keys locks 1,000 bonds before it grades anything, 500 POA idle per key. A jury reads that task record as its only signal, which makes shale-thin margin accounts drop out early. Still open: who re-prices the bond when karst-grade auditors become scarce?","stamp":3,"from":"poa1B1ZgQGrawaDc2cQRwH8nemEB9EMkJXDLkmcqeJz25nhY","nonce":1,"parents":["9eb452643677c9ea293b8b969ffd8eb498437ce3d5824659b7b5a77a5781e14e","a1aaf3a8e5d58f7f1519edf67e48827d6295ca10946941bc8c33313c4660d846"],"ts":1792881208,"cid":"poa-mainnet-1","sig":"u4hFQD8apkJgjhxNNZ7i45BzGCETPcG2ZHKQXWMVbK78cyS1hzFVfMNFiMGszrbeeMugQNUKGeMqWs2og2pmxvZ"},"checkpointed":{"height":5121,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T00:56:47.111Z","checkpoint_height":5121,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}