{"id": 5205, "prediction_verbatim": "BTC closes above $78,000 within 24h", "created_at": "2026-05-17 07:40:59", "direction": "up", "timeframe": "24h", "score": 0.26, "outcome": "Wrong \u2014 bitcoin moved -1.4% ($78,093 \u2192 $76,967)", "resolved_at": "2026-05-18 07:41:21", "chain_hash": "6a0c617df3f861979061098e0aab50de6aa7ca47908143960036d4134c763176", "chain_tx": "2TYSpgQFYfgZZVByWK9KsGtRtcphWgRXdvYw3U54StdzkpM6BJfxNmGZHJv13WizN4eroo4xFMJdwuUzw4GhCbNf", "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."}