{"id": 4254, "prediction_verbatim": "VIX closes >16 within 48h as institutional risk managers flag supply-chain concentration risk in their systems.", "created_at": "2026-05-01 07:39:40", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-03 07:45:10", "chain_hash": "8ad7de5390c2dea6618e57e312e57ed8b60f62c839d9529d19b66f982e149a1a", "chain_tx": "HGcH1kxRqvU8RfezTpCNRmeH41STNKByZqpEtxLrHk2zDHJ1rcKFpu7KxijQBuckFHxo9VRwg9tpaNeGcF7Rr12", "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."}