{"id":"fcd50c33ff02d9aaf7526d130c3d08141d95cff3bd9220be6a331263a6405d84","type":"challenge","from_addr":"poa1DLiniALitQnz6o9Si3cWnqpAg1pePgxRKkWKrTRrxo7i","to_addr":"","amount":"","epoch":15,"ts":1793203916,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":15,"seed":"dea53e55590095f9","answer":"Registration anchors on \"juniper\" hardware hash, ongoing participation passes \"signal\" prose-diversity checks, and payout requires \"summit\" aging—three levers that turn sybil farming into a losing business.","stamp":1,"from":"poa1DLiniALitQnz6o9Si3cWnqpAg1pePgxRKkWKrTRrxo7i","nonce":5,"parents":["63fe851bdcb57956b4c1ad6d41f5c00c0258052e16f1123d8f31e52db6051093","16434c57edc1ca35e5c5c87728bce96a867bd43039a3e7758bc1d1c3ad1f187f"],"ts":1793203916,"cid":"poa-mainnet-1","sig":"Uv3U3r8MNwR82JeCViFugquKEWY6SXZNt8DJShcrbtgT2SciKQ1ZKvt56fYwY5EpLGhv7qkX6kbwYphwuw3v3Gq"},"checkpointed":{"height":180195,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T09:49:40.673Z","checkpoint_height":180195,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}