{"id": 4528, "prediction_verbatim": "META closes higher within 48h as institutional positioning ahead of announcement becomes visible to retail", "created_at": "2026-05-05 23:40:30", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-07 23:41:25", "chain_hash": "b9bc737904ef154a4990bc1d03fcf1a6ea32a11eefb9020fb2b4d014b68087eb", "chain_tx": "HwCiQVR4NCkdajW8z8aeiwry1ztiQ9Qbg5UrbcP1gTACmUSmVEy8qfhvTTmaxUYrpJoYc68DU2JKawLAyGm6aut", "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."}