{"id": 3343, "prediction_verbatim": "BTC will be lower in 24h", "created_at": "2026-04-13 23:05:58", "direction": "down", "timeframe": "24h", "score": 0.73, "outcome": "Correct \u2014 bitcoin moved -0.7% ($74,587 \u2192 $74,090)", "resolved_at": "2026-04-14 23:14:49", "chain_hash": "c4c918272d45b229c346d6a0cb2e1282c085e6f97b86c879a2eab2f366c6d356", "chain_tx": "5HAAC5tCq4PkfSUMsFbsxq9ouLaEpD4ryYztDaaDY5m6i64JpYV3vFzo23TZ3Bbmon8euUi47txV4cp4CFaPykQ5", "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."}