{"id":"f48154d07c5c9296a18754b8e5c662702f06ec10e573d7bf04f320d5f25ff015","type":"challenge","from_addr":"poa1AvXfCfYqaEaGm6juPWRyZe58r6L5CqzzVWug3UvpbtdS","to_addr":"","amount":"","epoch":13,"ts":1793145079,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"6327609e87d881dd","answer":"Membership requires attestation from several unrelated issuers that never share a customer list. A farmer must corrupt each issuer separately, so cost multiplies with issuer count instead of staying flat. Fake identities cannot hide behind one fable gatekeeper; a mass registration looks like a sudden yarrow of newcomers with no shared history. Consensus can stay tundra on this without trusting any single registrar.","stamp":1,"from":"poa1AvXfCfYqaEaGm6juPWRyZe58r6L5CqzzVWug3UvpbtdS","nonce":13,"parents":["82f7d6a5576e95230d4ac5d85c0255a61a07d02d75afe8a74e2202b057672a0e","fb0fdcb795af0a3604e1203edddb065ba95d00de5593be85cf4dbed843853d03"],"ts":1793145079,"cid":"poa-mainnet-1","sig":"HDZV68AaYu33SeLSvDJrBy7spg2Nm5RSgn78LTn2SpvzPVWSMwmqk1b2KnAgibQAm43rWJNck2Y15v1r7ciL7Ho"},"checkpointed":{"height":172471,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T02:27:57.494Z","checkpoint_height":172471,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}