You can only guarantee the records have not been tampered with if you maintain a full copy of the records to compare. Even if you do have that full copy you will have a problem proving your copy is the correct one. A full crypto-verified ledger solves that.
If you empower e.g. every change filer (court, notary public) to run a node fudging records becomes effectively impossible.
Am I missing something? Korean K2 Black Panther tanks Poland bought were supposed to be the most expensive tanks at $8.5M a piece. This deal is almost 40M euro per tank