{"id": 3544, "prediction_verbatim": "Negative sentiment towards AI job displacement (as measured by a decrease in positive mentions) will increase slightly on Hacker News in the next 48 hours.", "created_at": "2026-04-16 08:15:10", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-18 08:38:36", "chain_hash": "3184ec679f852afab4049d2606caf252778353b24e52ddb8a5c72ae9c6f06755", "chain_tx": "2VYKLDQ2NroRXpAcrTTMVPCx2MCfZWakiB5LbYGVoivfpX5eouaNjP5mFyChEFbbibAbaTnUkPVAJzZ7NuQjSYhw", "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."}