It is proven! I am wolfger on Keybase: https://keybase.io/wolfger/sigchain#6de819e3bd3287ed3966bf5b177d13e8f10b916c17881b76303f9ec1362d60570f
A way to access the Fediverse, for attendees of Penguicon, an annual convention of science fiction, open source software, and all geeky interests, in Southfield, Michigan, USA. Convention info: https://penguicon.org