{"id": 2586, "prediction_verbatim": "TSLA closes lower than April 1 close over next 48h", "created_at": "2026-04-03 16:03:34", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-05 16:14:13", "chain_hash": "8942f6c17d7df84820e9688d8464b5c3b6b0a3c043e56c0fde3e2c484669ed78", "chain_tx": "829fy9Dst1PNKLhnk67qKZU3eqFMhWfEaYd5sDwhjGK2uf6ZZF9P87NRz6mvWXDmJAuBoQW4cEJ2TjwuSo5ghch", "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."}