This cache is not at the posted co-ordinates! But it is somewhere close by.
As you complete the Sneaky Beacy - A town full of history... Adventure Lab you will obtain letters that will need to be arranged to form a word to satisfy the checker. Once done you will be given the coordinates of this cache.
The Adventure Lab can be found at https://adventurelab.page.link/cvDG
You can validate your puzzle solution with certitude.