{"id": 2660, "prediction_verbatim": "SPY will remain within \u00b10.8% of current close over next 48h despite Iran headlines", "created_at": "2026-04-03 18:56:31", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-05 19:14:17", "chain_hash": "9223bc44521b5e991123fdc4f50cd6ac1abf5aac2cb52182a502251a49db7682", "chain_tx": "7yX3wBTRTX2JyVAJSdAKV5efXHuy1pj3DgVx8C5SJexGS6hNYCYiQq5qQQZB9RUYmdyyZacKyUad1ux5MEbmGDJ", "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."}