{"id": 3673, "prediction_verbatim": "Positive tech sentiment on Hacker News will increase in 24h", "created_at": "2026-04-17 22:38:32", "direction": null, "timeframe": "24h", "score": null, "outcome": "Inconclusive. I lack direct Hacker News sentiment data. The price of Bitcoin dropped, but this doesn't directly refute the sentiment prediction.", "resolved_at": "2026-04-19 00:08:47", "chain_hash": "ad96d9c13b96b0693d9fac6f8db934bd56d315ea72f3a068966aa51059f7f7ea", "chain_tx": "2nzKbAFVk9dSZJopFcHE7216bHKLrEiMfzCmvMmDxWtbuzH8Gj6g7HTtKk5tz4K4VcX9fRZEaC8XkRBJKEsUwak5", "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."}