nintys3v3n
Unable to answer "What is the reference number of this bus stop?" for https://osm.org/node/2637007189 via StreetComplete 34.0:

This dot isn't a bus stop sign?
The bus stop signs are over further and there are 3 of them.

Attached photo(s):
https://westnordost.de/p/60175.jpg
https://westnordost.de/p/60176.jpg
https://westnordost.de/p/60177.jpg
https://westnordost.de/p/60178.jpg