3 ms·

the new UUIDv6, 7 and 8 work the way you deacribe.

• dtech 3y ago
  Only v6 and v7, v8 is "whatever you want".
  • mcv 3y ago
    That's not much of a standard.
    • throwawaymobule 3y ago
      From my reading, it's standardized because it has a version number embedded, so it won't get confused with other uuids. Probably a good idea to have somewhere to silo bespoke implementations. Just gotta hope they end up being unique.
    • dtech 3y ago
      It's not uncommon to provide a way how to do it in standards because it will happen whether you want it or not. See e.g. HTTP headers starting with X- or MIME types in application/vnd.