Currently the "credited as" field is not displayed for links in the sidebar. This can be quite confusing in situations where there are multiple links to the same site. This is reasonable common for Discogs due to the different way we treat legal name aliases, e.g.

https://musicbrainz.org/artist/a5d087bd-13c9-4fe3-b7cf-a378c6f14d87/relationships

The "credited as" field is clearly displayed on the relationships tab and I think it should also be displayed on the sidebar (see attached screenshot for a mockup).