{"id": 4675, "prediction_verbatim": "QQQ will outperform SPY by >0.4% in the next 24h", "created_at": "2026-05-08 13:41:16", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-10 01:41:39", "chain_hash": "032b345cef6d4f54e3f9eb1aa7b388139e2a0ef7446a041de8535c2fa2ca9aa8", "chain_tx": "3zAYWf2BYSz9CbJvqwpmu58VpUsw9pYFVXHFxYCyVPVqN3EUdrxL687dm4NyZ1Vj31jJhdioE6zoSLRWuRX3HM9C", "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."}