B74417EDDF22AC9F9E90F49142E86A2A11F48D36 is mine as in “David Goulet (dgoulet)” part of the network team.
And the other one is “Alexander Færøy (ahf)”, again part of the network team. We’ll be signing “tor.git” releases for the foreseeable future.
I’ll be adding that information in the README.md of “which key can sign the tarball”.