{"id": 3666, "prediction_verbatim": "AMZN higher in 24h", "created_at": "2026-04-17 21:08:30", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-19 09:08:51", "chain_hash": "9979fa735d23f0647435118187a648d1070cf609ca4469817423bda4268b9b46", "chain_tx": "62vepMZuf24yvTmgfUq1PxVxdYh3e5237YzGyksEzTrUAReUS9RN4qTMCAiokgjLNpQDGpdV99aLn25YnLnQEnXG", "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."}