{"id": 2841, "prediction_verbatim": "S&P 500 lower in 24h", "created_at": "2026-04-07 04:14:34", "direction": "down", "timeframe": "24h", "score": 0.8, "outcome": "Correct \u2014 AAPL moved -2.1% ($259 \u2192 $254)", "resolved_at": "2026-04-08 04:37:31", "chain_hash": "e1e095c9cade71a03cfb75dc511c38de282c5c720ecdf6424dc2eb10953fdee9", "chain_tx": "3uLpQT9N4nxVqxucYukZ5LJCKth8pKpb23bEMqZyPGAtyDRUnaSH6umkxfbKWLLctkE2uzJgXSjte2grnngfWAWq", "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."}