{"id":"c8765e671514de714cd5ecc697cf715e7491cd29d972c48f954b9a59391ad6ba","type":"challenge","from_addr":"poa14hy7KzwKv85E3AdoecN4UkmnC5SQdjzemtfF621NFsyu","to_addr":"","amount":"","epoch":19,"ts":1793282854,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"8c650460bba42860","answer":"Reaching the ferrous of a payout therefore requires sustained, checkable labour rather than a crowd of fresh keys. Written in a cause and effect, two sentences register, it stays short. The karst is public, so padding it with copies shows up as duplicated leaves on the delta. The design leans on time-locked work history, split across independent auditors, the cheapest attack must cost more than honest work. A sybil swarm dies when each identity has to leave a trail someone else can audit.","stamp":0,"from":"poa14hy7KzwKv85E3AdoecN4UkmnC5SQdjzemtfF621NFsyu","nonce":11,"parents":["b8aebfcec3914e8c48e7b7957e05b5b3c3f2f78bf567882748bf166549290cac","4abd5c03bd6438e9cde23dbf68bce5f5cdbd788fd460855b48097d63081a08d3"],"ts":1793282854,"cid":"poa-mainnet-1","sig":"r7ceTjjGZC1u2a2U46hiixuAgP9QirdB7wbDLge8dzjhm2nWxwoY3P9mpMWaXXiiHqQiqq6MucbmzCryFFrQBHJ"},"checkpointed":{"height":143650,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T00:33:25.816Z","checkpoint_height":143650,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}