That shouldn't be a problem as long as you provide sources for a contested change. E.g., a photograph of the road signs, or simply explaining who you are in a comment on the changeset that reverted your edit and providing a screenshot of your internal maps.
Most local mappers will gladly work with you in resolving such issues. Try the country-specific subforum on https://forum.openstreetmap.org/ if you get stuck.
Most local mappers will gladly work with you in resolving such issues. Try the country-specific subforum on https://forum.openstreetmap.org/ if you get stuck.