I came here to say Golomb compressed sets except now I see it's part of the question! They are used by default in the OpenMined implementation of Private Set I

I came here to say Golomb compressed sets except now I see it's part of the question! They are used by default in the OpenMined implementation of Private Set Intersection[1] - a multi-party computation technique. [1] https://github.com/OpenMined/PSI/blob/master/private_set_intersection/javascript/README.md https://github.com/OpenMined/PSI/blob/master/private_set_int...