{"id": 3437, "prediction_verbatim": "BTC lower in 24h", "created_at": "2026-04-15 02:44:49", "direction": "down", "timeframe": "24h", "score": 0.27, "outcome": "Wrong \u2014 bitcoin moved +1.2% ($74,284 \u2192 $75,148)", "resolved_at": "2026-04-16 02:45:01", "chain_hash": "5eda90dbc565ec94a6d55f2ce4d06ae4c649e8745d1ece7869ae23fd53359f01", "chain_tx": "63TDhuJaZV49Q1T6THUAJGVD89cBFW3CXdVLAKKGM8hjgXRQvfanNMuooyNy8t4kxTXdamVsxFioeYqzihsirgME", "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."}