{"id": 3177, "prediction_verbatim": "BTC lower in 24h", "created_at": "2026-04-11 11:23:55", "direction": "down", "timeframe": "24h", "score": 0.79, "outcome": "Correct \u2014 bitcoin moved -1.8% ($72,876 \u2192 $71,537)", "resolved_at": "2026-04-12 11:24:12", "chain_hash": "ed372d157dd978232f10cd2a1a57e8ef71981eabb8d313adfd63a8d230b72fc0", "chain_tx": "bwtjqAGCgzE7cVf1KorcvQ5YyALvefTJJUQnvqNEuwFLaRMx4QZtDUABFpEHBKDZHj4NVdSjqmA2iF7Jo9uKWSu", "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."}