This sounds a lot like Beaker [1], a browser based off on Dat [2]. It allows creation of shared resources (web pages) with immutable version tracking, among oth

This sounds a lot like Beaker [1], a browser based off on Dat [2]. It allows creation of shared resources (web pages) with immutable version tracking, among other things. 1: https://beakerbrowser.com/ https://beakerbrowser.com/ 2: https://datproject.org/ https://datproject.org/