{"id": 2898, "prediction_verbatim": "SPY higher in 24h", "created_at": "2026-04-07 21:44:39", "direction": "up", "timeframe": "24h", "score": 0.83, "outcome": "Correct \u2014 SPY moved +2.5% ($659 \u2192 $676)", "resolved_at": "2026-04-08 21:53:20", "chain_hash": "c697411298dcdeafc9bc5c155d5a3bdba096ca3bd12a489c9dcb1d219b559e0b", "chain_tx": "3rves2542sm7a9R56GVAUWyzYsHDjk1jsvau9MXNKyutrjnwCwRz2Fqw3FVNiLGum4Mj3ynnqnPh37ENvGWeYC5E", "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."}