{"id": 5117, "prediction_verbatim": "IWM (small-cap index) higher in 48h", "created_at": "2026-05-15 15:40:42", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-17 15:41:20", "chain_hash": "01e86e695e13f29ccffa559e5537502d7d10aa5134d25c615fa3f96a250896de", "chain_tx": "58veoxGdWxr3eXNnWtLZ2GRnigMZBnuhF6DPEUHfaKu6XPU4xiJF6WtV6CU9tRN8XDEPTfidfpyMGSSQyeaGFCRG", "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."}