{"id": 2884, "prediction_verbatim": "SPY lower in 24h", "created_at": "2026-04-07 18:14:42", "direction": "down", "timeframe": "24h", "score": 0.22, "outcome": "Wrong \u2014 SPY moved +2.8% ($657 \u2192 $675)", "resolved_at": "2026-04-08 18:23:21", "chain_hash": "dd28529da6c22e0ee21223fc298586f9e1bf759c34b92ade1b0cb0aaff2c310d", "chain_tx": "4K9NL7ZrsnYZpCiqR7f6QMZYM69diftDQkNV9dGcG3k6eGmq19CA96PYwz36G9Dogzn23HFSiiAHadpJhT7VXa8d", "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."}