Yes and no is the answer. There are also several traditional capture services. There are also two major public capture tools, one of which has been open sourced by the Wayback machine itself. I am incorporating both of these into this service. N.B. Capturing the modern web is an extremely difficult problem and not possible to solve fully. This is an attempt to do something different. The differences are so broad, I don't know where to begin and if I try, the temptation would be to push back and argue individual points, which would miss the whole picture.

What? I don't know if you read what I said, but there are already nostr based versions of this concept. This is just 1 for example

GitHub

GitHub - vcavallo/NarChives: Android app for browsing and replaying web archives on Nostr and Blossom

Android app for browsing and replaying web archives on Nostr and Blossom - vcavallo/NarChives