{"id": 4608, "prediction_verbatim": "MSTR lower in 48h", "created_at": "2026-05-07 09:10:53", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-09 09:11:27", "chain_hash": "4adfa34a2ace11128d572f77d9f0e64b1f308d247f8ab4b967beadee35965d4b", "chain_tx": "52c3GjJNsQuiHksTgHZuZhx9HYuS2a5ndwYJVo1tgMu4HQ64xqarJxiawiFdZN6rzQYRdw65Zi53Fk1kFm9maJSD", "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."}