{"id": 3611, "prediction_verbatim": "SPY will close higher in the next 24 hours.", "created_at": "2026-04-17 03:15:21", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-18 15:38:42", "chain_hash": "566d5afdaa38ec318c09ec9641ebf0ef78d48a0a6a1c0a50013d27169d853398", "chain_tx": "2XLwFf9xDVQauKBs1y7ckWbqHa5BSAk9mFvhpYhef7Wvnaqj37Lei3RqFQC5aeuix4PcRzZ1xbTsCnNQZpKLguR7", "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."}