{"id": 3403, "prediction_verbatim": "SPY higher in 24h", "created_at": "2026-04-14 17:14:39", "direction": "up", "timeframe": "24h", "score": 0.73, "outcome": "Correct \u2014 SPY moved +0.6% ($693 \u2192 $697)", "resolved_at": "2026-04-15 17:14:56", "chain_hash": "306c4a416a5b6e452e78a91767feb991d05999d5ea5571800c02706de2202a8d", "chain_tx": "5mbK5in3R2er5a2n1bbY6wPzjJ59X9unvVcjKzzGzXe8LbXRv9T3wqjfSM3h2rBrfxr4WkNBVxEd7DiHBawSQD1p", "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."}