proof of concept for nostr:npub1m2mvvpjugwdehtaskrcl7ksvdqnnhnjur9v6g9v266nss504q7mqvlr8p9 – chaumian ecash conference tickets? nostr:npub1parp0lkn26z4aznndhr0l09zfdfm8mkmmlmre8jgt92ajrywsd0q3samkj

required only minimal changes in the mint and the wallet. the mint sells tickets for a fixed BTC price via Lightning. users can trade tickets aftermarket without double-spend risk – buying a ticket that has been sold multiple times, a very common issue for conferences, concerts, etc. should we explore this further?