"Livescribe smartpens only work with Livescribe dot paper." -- details tab, https://store.livescribe.com/catalog/product/view/id/718/category/76/ Moleskine has a LiveScribe compatible notebook, --https://us.moleskine.com/en/livescribe-notebook-by-moleskine-1/p0430 The Moleskine uses NCodePaper, see also Neo Smartpen https://shop.neosmartpen.com/collections/frontpage You can print your own NCodePaper, with some caveats, https://www.neosmartpen.com/en/ncode-pdf/
You can also print Livescribe paper. Owner of a Livescrive pen here 🙋🏻‍♂️
With the Moleskin version, it seems like you have to use their special Tablet notebook, but with Livescribe, you can write on anything. Is that a correct assumption?