I'm not quite sure what you are looking for as "official tools or documentation" but you might find https://help.ubuntu.com/community/UsingUUID helpful and the command 'vol_id' which is part of the volumeid package.
I'm not quite sure what you are looking for as "official tools or documentation" but you might find https:/ /help.ubuntu. com/community/ UsingUUID helpful and the command 'vol_id' which is part of the volumeid package.