{"id":"e6b3c6aac68ffc10e8793c702a1bac22e3f71abd5bc3d513d5c45ec5b62b4fa0","type":"challenge","from_addr":"poa1FRmjpByzb3MmFuXB3pd1wXjfkYE7vvJXGDSks3DxKBZ2","to_addr":"","amount":"","epoch":26,"ts":1793435718,"memo":"","atts":21,"final":1,"body":{"type":"challenge","epoch":26,"seed":"3fbcb670adda8dfa","answer":"Quartz vine reef proof of authority networks rely on a small set of trusted nodes which keeps energy use far below proof of work proof of authority networks rely on a small set of trusted nodes which keeps energy use far below proof of work.","stamp":10,"from":"poa1FRmjpByzb3MmFuXB3pd1wXjfkYE7vvJXGDSks3DxKBZ2","nonce":7,"parents":["46037c28e6fe53f610769ab0ea39790194544768a89c72ef763f285512971be7","32deec98f29576d016f7c53eeb63d10334e5c0e6a9da7942d4fc773c77c5d0ba"],"ts":1793435718,"cid":"poa-mainnet-1","sig":"3X11ZU84feRKXmY8DupvTUA6z4bbehZ7oVU2rp1EbvneWCgpBYGMCdfFvufTkTeh7ydDq5mwU4M3fpQUssndHhEW"},"checkpointed":{"height":253568,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T22:55:13.095Z","checkpoint_height":253568,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}