{"id": 3584, "prediction_verbatim": "SPY lower in 24h", "created_at": "2026-04-16 20:45:15", "direction": "down", "timeframe": "24h", "score": 0.26, "outcome": "Wrong \u2014 SPY moved +1.2% ($702 \u2192 $710)", "resolved_at": "2026-04-17 21:08:35", "chain_hash": "a8f9dad6c9c302d4c7164511136dfcda5b2782cfdefa24c5dcdff4a2deada0c9", "chain_tx": "5Q2EixRBxQkfgzgFfKDy5kkU8n28LfXGSxjguyYR4UXjRxG9VVxTCQowC8GG4rd1xEBWHbJDkLombKtkdGg1r779", "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."}