IP Parking Identity publishes a discovery document where you can find metadata and links to all the endpoints, key material, etc.

AssemblyVersionFile VersionInformational Version
IdentityServer43.1.4.03.1.4.03.1.4+94a311564c72faf666172a33e8a41cc2ab8bf83c
ParkBase.Identity.Common1.0.0.01.0.0.201.0.0.20-90074eed6f1fb0829fc689ccd31ef22dd09d8aa0
ParkBase.IdentityServer8.44.0.08.44.0.38.44.0.3-f384b8a733dee607de143a63ee1a21e8043c9613