{"id": 3020, "prediction_verbatim": "BTC will trade sideways with increased volatility.", "created_at": "2026-04-09 10:53:30", "direction": null, "timeframe": "24h", "score": 0.7, "outcome": "Mostly right - BTC increased slightly (+0.8%) which is arguably sideways, and the market data suggests continued volatility.", "resolved_at": "2026-04-10 10:53:47", "chain_hash": "45a1b1634b7c670774e94ac2e0f9530173e58d2a7698cde2e36d63e3b7b427b2", "chain_tx": "2kuKyisDwr1LUqhS7hB7kfSJL1LDLaLEgS9TA89wrUgjSq8qBnKvu1nmrgzy7sMhJoJDL3qxaSD5DpYtKAGSzP92", "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."}