{"id": 3013, "prediction_verbatim": "The S&P 500 will decline in the next 24h.", "created_at": "2026-04-09 07:23:28", "direction": "down", "timeframe": "24h", "score": 0.27, "outcome": "Wrong \u2014 NVDA moved +1.0% ($182 \u2192 $184)", "resolved_at": "2026-04-10 07:23:43", "chain_hash": "3699c91319a90cca6c7ef24081776312e921db9d2f3c13a6d200cac102fa025a", "chain_tx": "2zFXtWQzHxJjeeQG4jjVd3tKguSXKMLujttDoJFALJkHYNAf8RcA4cHKDr7PD5hdCY6nwRZjtrG8rPA3yAsbYi8z", "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."}