To me the usage of "immutable" is to imply some element of verifiably provable data exists in the database or system. Persistence would rather imply data longev

To me the usage of "immutable" is to imply some element of verifiably provable data exists in the database or system. Persistence would rather imply data longevity in the face of disaster, downtime, or under load, etc. Not the greatest use of terms but that's how I view it.