Android 15 Beta 4 added a new settings menu for device diagnostics. It includes a feature called "Evaluation mode", which i believe verifies the OS image similar to what Auditor does.
The current descriptions provided on screen:
Evaluation mode: Use one device to assess another device
Trusted device: Assess another device. An Internet connection is required
Evaluated device: Run diagnostic tests that will be validated by another device
Results page:
Device trustworthy: VERIFIED
Bootloader locked: locked
Screenshots:
Evaluation mode menu 1
Evaluation mode menu 2 
Results page
Sources:
Android Police
Youtube: 9to5Google
Edit: can't get img embeds to work so i added links