Why would any ministry of Justice order you to go and check a document that they issued? Assuming that the site mentioned by Safetext is relevant to your question, I understand that it says the
casier judiciaire asked for is clean. Full stop. Now, if you need to check it, i.e. if you need a copy for an employer, for instance, then you can get one using this code.
Vérifier has this meaning here:
2. Reconnaître par l'examen la véracité d'une chose. Synon. confirmer, justifier, prouver. (
http://stella.atilf.fr/Dendien/scripts/tlfiv5/advanced.exe?8... Have you tried following the code that you mention in your question? What does it say?