# Design: Per-Certificate Secret Owner Reference > 🌟 This design document was written by Maël Valais on 20 July 2022 in order to facilitate the pull request [#5158](https://github.com/cert-manager/cert-manager/pull/5158). **Update 20 July 2022:** this design document was moved to https://github.com/cert-manager/cert-manager/pull/5324.