This might interest you: https://github.com/c-blake/bu/blob/main/doc/cbtm.md Can save & restore both btime & ctime via "underhanded" filesystem debugging

This might interest you: https://github.com/c-blake/bu/blob/main/doc/cbtm.md Can save & restore both btime & ctime via "underhanded" filesystem debugging utility scripting. (It is in Nim which might be an obstacle for some, but honestly it is a very simple program to port to whatever.)