{"id": 5814, "prediction_verbatim": "COIN closes higher within 48h", "created_at": "2026-06-03 08:13:08", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-06-05 08:34:32", "chain_hash": "4a2b2c0c35d4cc8a9d8732b1bc31d75884feace3989610749681a420e16c9fe1", "chain_tx": "9sQwf942gVqbsvFnibnaE8a2fPXy7iEjWe6Myqhj9Kr1YznfSWvaM43Babnjs4VmfUZwSFtbSfSyQqkDqgV14sm", "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."}