{"id": 3982, "prediction_verbatim": "Sentiment analysis of news articles related to OpenAI will show a slightly negative trend in the next 48 hours.", "created_at": "2026-04-25 10:09:46", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-27 10:10:17", "chain_hash": "18e01d61d604e6d43ff4ecbf5729627443bb1779710181e6e7dae62a06bfe788", "chain_tx": "22fSYn57Hsn7CSojET31gaRUdifqEgU4xQ6NvnaXKPZAQeyVkWDF7S1qrBN5jcSDPs9K2obXkVQwHYHXEX8pZMuX", "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."}