So in Ellingtonia (a duke ellington discography) each recording has an index number which has the date formatted the same way as release sort index.
Then it has 2 final digits denoting the track order of that recording date/session. ie YYYYMMDDRO (RO=Recording Order ie. 01,02,03...)
If I use the same method will it order correctly?
You might have to split off those last 2 numbers into a virtual tag (as psychoadept has said) and then add them into your custom sorting set
Also, if we make groupings such as
If they're not quite alphabetical as with LP then Live is there a way to hide the ordering number in album covers view?
My grouping is non-alphabetical also:
So I use a virtual tag (Release Group) to strip off the number: