# About crossref publication date

**URL:** <https://forum.pkp.sfu.ca/t/about-crossref-publication-date/55190>\
**Category:** Software Support\
**Created:** [August 8, 2019, 2:05pm UTC](https://forum.pkp.sfu.ca/t/about-crossref-publication-date/55190 "2019-08-08T14:05:50Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Jean\_Louis\_Peytavin](https://forum.pkp.sfu.ca/user_avatar/forum.pkp.sfu.ca/jean_louis_peytavin/32/13079_2.png) [@Jean\_Louis\_Peytavin](https://forum.pkp.sfu.ca/u/Jean_Louis_Peytavin)\
**Post date:** [August 8, 2019, 2:05pm UTC](https://forum.pkp.sfu.ca/t/about-crossref-publication-date/55190/1 "2019-08-08T14:05:50Z")

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I have to register in Crossref a lot of papers published in the last 20 years. How to register a past publication date (the cost is very different)? The papers I registred until now consider the date of publication in OJS (for example today) but not the real publication date (for instance 2005)

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**Author:** ![Jean\_Louis\_Peytavin](https://forum.pkp.sfu.ca/user_avatar/forum.pkp.sfu.ca/jean_louis_peytavin/32/13079_2.png) [@Jean\_Louis\_Peytavin](https://forum.pkp.sfu.ca/u/Jean_Louis_Peytavin)\
**Post date:** [August 8, 2019, 4:02pm UTC](https://forum.pkp.sfu.ca/t/about-crossref-publication-date/55190/2 "2019-08-08T16:02:44Z")

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I found it! just change the date in the edition data