>yea. its everywhere.
It is surprising in is on the Heinz logo.
I suspected masonic, but it's not clear. Two sauces here, one with a plain wedge keystone the other with this shape:
https://www.masonicdictionary.com/ketstone.html
https://www.royalarchmasonsalberta.com/index.php/library/aspeslet-library/mmm/207-the-symbol-of-the-keystone