Xcode Archive Integrity and Signing Behavior After External Restore

Archive Recovery and Signing Validation

Xcode Organizer stores build archives locally, allowing developers to re-export binaries for distribution. When these archives are recovered via external macOS backup tools, Xcode does not provide an automated mechanism to verify the internal integrity of the restored archive or the validity of the associated signing identities.

A specific uncertainty arises when a project and its archives are restored to a different machine. Because automatic code signing is machine-specific, the restored project may trigger prompts to modify provisioning profiles or signing identities that differ from the original environment.

Given that DerivedData is regenerated and not part of the project backup, the relationship between a restored archive and its original build artifacts is severed.

• Does Xcode provide a built-in method to validate the checksum or integrity of an archive restored from an external backup before attempting re-export?
• How does Xcode handle the resolution of signing identities for restored archives when the original certificates are missing from the local keychain?