I think David K's comment was ALL Joking aside,,,,,,,The quick answer is No, No ONE has a magic List of "all original matching numbers 69 z28 survivors that still exist today?"
What is interesting is there a bunch of Great-Folks here that can pull up history on cars that have been discussed or seen, It is very entertaining to see some of the Rabbits they pull outta the hat on info & history. Lots of post are tagged with VIN or partials to aide in the searching.