{"id": 3118, "prediction_verbatim": "AMZN higher in 24h", "created_at": "2026-04-10 14:53:50", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-12 02:54:08", "chain_hash": "f473a79365b849a70e77e1c2b5309d175457f2f3d81b0395155fb87e3c754040", "chain_tx": "2tHi8RP8WgVCaK3FMFtnuVoA8JtwozGTZfjr26QSw3YSxuFMeuVyDFPowS7gL6E18BJWdMzrma6vvY5WGmuanDAy", "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."}