# Alternate CD matrix/runout inscriptions: enough for a new release?

**URL:** https://community.metabrainz.org/t/alternate-cd-matrix-runout-inscriptions-enough-for-a-new-release/79829
**Category:** MusicBrainz
**Created:** [June 23, 2016, 8:31pm UTC](https://community.metabrainz.org/t/alternate-cd-matrix-runout-inscriptions-enough-for-a-new-release/79829 "2016-06-23T20:31:36Z")
**Posts on this page:** 1
**Showing post:** 40

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### Author: ![ZincRider](https://community.metabrainz.org/letter_avatar_proxy/v4/letter/z/edb3f5/32.png) [@ZincRider](https://community.metabrainz.org/u/ZincRider)
#### Post date: [January 19, 2018, 9:55pm UTC](https://community.metabrainz.org/t/alternate-cd-matrix-runout-inscriptions-enough-for-a-new-release/79829/40 "2018-01-19T21:55:28Z")

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Sometimes CDs get remastered, but everything else (catalogue number, packaging etc.) remains the same. We can tell them apart using the disc IDs. The matrix number can be another way to identify one particular mastering, so it has its use. I’d only generate a new release when there’s an actual mastering difference in addition to the different matrix number…

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