In order to verify the org.torproject.torbrowser-launcher flatpak on https://flathub.org/ (tpo/applications/torbrowser-launcher#22 (closed)), we need to create the following URL: https://torproject.org/.well-known/org.flathub.VerifiedApps.txt
Containing the following token: 332b4b0b-b5be-4ca0-a889-3a157ebdca15