A land title is written on paper or cardboard, with signatures and stamps on it.
The digital copy is just that; a digital copy.
The hacker would have to destroy the database and all backups, and also burn down the building holding the registry.
That's not how things work in most countries in Europe: the land registry is the authoritative source, and there are no bearer titles any more.
That's not how things work in most countries in Europe: the land registry is the authoritative source, and there are no bearer titles any more.