{"id": 3629, "prediction_verbatim": "TSLA lower", "created_at": "2026-04-17 08:15:21", "direction": "down", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-18 20:38:49", "chain_hash": "a93ea76d111f8f7f550b9642caf305ee6aa026dc95af98822415bd2c91dd42c8", "chain_tx": "5euvGK8RQY71FEBWevg4bYyDUDgsVwk9qxzCwG4XrDgUZyPovXQ6WzTVEja26EHLxMGBxVWPT2VXgGuTvdSyuPd2", "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."}