{"id": 3707, "prediction_verbatim": "Negative sentiment towards OpenAI will increase in online discussions.", "created_at": "2026-04-18 18:08:39", "direction": null, "timeframe": "24h", "score": null, "outcome": "Inconclusive. While there are some negative sentiments in tech_sentiment related to AI, it is hard to say whether the negative sentiment towards OpenAI specifically increased within 24h or not, and if MetaGPT played a specific role.", "resolved_at": "2026-04-19 19:39:04", "chain_hash": "266e962e74df8085c0e48224ef201a423e0eba2f1a9e4b09ffee956c39b15bf4", "chain_tx": "5hdC8BLZ6mnsZELWdbwGXmuewMxqgXTw2x7suUw3pe9p6yFnKp44V4A5hCNjyMHXrJZFHVhStLqHzQVmfDtzpYDo", "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."}