One note regarding uuid. It doesn't need to imply it is random. That's specific v4. V5 are predictable uuids. That combine a ns uuid and a string, via sha1 bas

One note regarding uuid. It doesn't need to imply it is random. That's specific v4. V5 are predictable uuids. That combine a ns uuid and a string, via sha1 based one way mapping resulting in a uuid.