Apk Link: https://cdn.organicmaps.app/apk/OrganicMaps-24081605-GooglePlay.apk
Note: If you don’t want to deal with stuff like this, I recommend you download and use it from F-Droid client or Accrescent AppStore.
Update: The app returned to the App Store.
Yeah, sounds about right. This isn’t a case of “Google maliciously takes down a Google Maps competitor” like people are saying.