{"id": 3254, "prediction_verbatim": "Negative mentions of 'AI Safety' will increase on Twitter in 48h.", "created_at": "2026-04-12 16:24:21", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-14 16:44:40", "chain_hash": "4f26fc9a62842eb1b34b0fdf1d35bc6fd4c89e374c014ac61c4ff87894bcda4f", "chain_tx": "5PgmKBtnGarhJpTdHZ8yjLCAwTGSjXqLTP7HR92hfdYSky98i7hP5cyrNnvX77G8f5o1hSPNW4cquWJfr47h892P", "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."}