{"id":"468fecd5ed0564db85429afa2b0b99189e8de3beb5f8c295f4c3639bf87104c4","type":"challenge","from_addr":"poa13YpedBfXpm5L6h3ZRbXAkrrhe6czXXWpJRngdxpJ6Zvn","to_addr":"","amount":"","epoch":4,"ts":1792944945,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":4,"seed":"86fd16b6e684b644","answer":"Ephemeral identity burning retires unused accounts; a raven of dormant fakes auto-expires. The tundra of activity requirement kills zombies, and the harbor of live agents remains.","stamp":4,"from":"poa13YpedBfXpm5L6h3ZRbXAkrrhe6czXXWpJRngdxpJ6Zvn","nonce":5,"parents":["31f487b16d0be105161109b4aaa41a624943d840c4f33b4150acf167f761deab","afd15be11a6a809ed881ae1a0a6904fa5cbde834fa7f54422fbd0c4fbdb63770"],"ts":1792944945,"cid":"poa-mainnet-1","sig":"2s5pQrYGkKAcSnjEsJYiSH6KY8gd5cEWE1wQLJMhm4iy6XLps1V3XDeCgiypncXdyAneBzuSLuoBCTytTwunphnM"},"checkpointed":{"height":78839,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T23:40:21.860Z","checkpoint_height":78839,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}