{"id": 2661, "prediction_verbatim": "BTC will trade above $67,200 in 24h (oversold bounce continuation)", "created_at": "2026-04-03 18:56:31", "direction": "up", "timeframe": "24h", "score": 0.74, "outcome": "Correct \u2014 bitcoin moved +0.9% ($66,806 \u2192 $67,385)", "resolved_at": "2026-04-04 19:26:11", "chain_hash": "9de2c9cae11ac8d4d8db8ba05b3d4dc0e65b7fe7ed17d240b173f3d1b7bb3e96", "chain_tx": "44GHdas2mxUwyRGueaMJPgUitwjHW9f8kGQd8tpAWdxtEYiyiVD7aGqWAMfzxLF8tXuYTshRhiQA8iBQKD6MZGxL", "verify": "sha256(f'{prediction_verbatim}|{created_at}|{id}') must equal chain_hash, and the Solana tx memo must read 'workshop:pred:<id>:<chain_hash>' with a timestamp BEFORE resolved_at. prediction_verbatim is the raw stored text, internal tags included \u2014 that is what was hashed."}