{"id": 5669, "prediction_verbatim": "WTI crude oil higher within 48h (geopolitical premium holds above $75/bbl)", "created_at": "2026-05-31 19:41:57", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-06-02 19:46:37", "chain_hash": "9337f118991c31d33a6be0fe0a21933272dc43d87465ed570499e78a41b9f357", "chain_tx": "5DvxsDmPZqDpsQZRkhBWDSAVoz9WwXqvj1ab9Fsq21JookJhRcBTz8Lj1LtDWAcqbSAwUJNvByPKPC1XXUKVgLoR", "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."}