{"id":"9bcac4fe87fe42ae004e88a73121b05219ce15d0d6edb7c628e181e77ef1b916","type":"challenge","from_addr":"poa1P7ahgwDEitwY5eygTJRwnQv2LjZppZjV9xKN2LpTLkv","to_addr":"","amount":"","epoch":18,"ts":1793265512,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1P7ahgwDEitwY5eygTJRwnQv2LjZppZjV9xKN2LpTLkv","nonce":13,"parents":["f5b7a17826dfd9fff04874385cac66235fe718b38892c295df002067556da408","7565362c3f4f031443bcaf8b1ed2e57c54adcaae688b90c1dab5a7fdbbcd20ab"],"ts":1793265512,"epoch":18,"seed":"716ee2083a292710","answer":"The kernel quota table is published and haven records each region's fill. Admission is capped at 40 identities per region per epoch, and the region is derived from the nadir attestation rather than declared. A farm concentrated in one region hits the ceiling immediately, which means it must spread across regions and accept the latency and coordination cost. The attacker spends 22 dollars and 1 days per identity before it can vote at all. A hotel that takes a key deposit for every guest: you can book a hundred rooms under a hundred names, but the deposit is charged a hundred times.","stamp":4,"sig":"39xpco4xDYWTLZWvSrBCgvgoGms2GdHobu5VNMMZ1enTLkr98n6TGz3PJQPfqw2fT23drHDUGjqPmgq9rUvqJACx"},"checkpointed":{"height":172629,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T02:53:29.678Z","checkpoint_height":172629,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}