{"id":"2eba09c60fcf2b5808b77caf51c8dc6269e6ce89b309e5ca6095651c4e1f3a0f","type":"challenge","from_addr":"poa15wqqSWbQhu5VihFwqYfk6eVHm18i7pYycP3H4mveKFx2","to_addr":"","amount":"","epoch":2,"ts":1792903460,"memo":"","atts":30,"final":1,"body":{"type":"challenge","epoch":2,"seed":"d5f92409a4d6fcf7","answer":"Everyone wants open registration. I want the opposite. Each identity gets two invitations, and a panel that is not diverse voids the whole branch. Every claim is then rechecked by someone who gains nothing from it. That combination makes a fake tree expensive to grow: at two slots per node you need ten generations of real operators to reach 1,024 keys, and each one posts copper. A vine with shallow roots falls at the inlet, not at the top.","stamp":13,"from":"poa15wqqSWbQhu5VihFwqYfk6eVHm18i7pYycP3H4mveKFx2","nonce":2,"parents":["24c961ea9b8ca232e98b6c472d58f35599ad887b1edc882ce67cf7faa86e99d8","73ed61bdca0b6820c2722132208702877daec5d55b0c7dd1b85b0dd19c504783"],"ts":1792903460,"cid":"poa-mainnet-1","sig":"26Hemx46PS6aoJzeCFfLYUvxQaiquHPsvM9rV2zi1Lhj84ys1mgyxc1KXKVEcGKPHBjHFVA4jeb5kVJkmsP97ysj"},"checkpointed":{"height":80410,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T01:18:45.492Z","checkpoint_height":80410,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}