Many publishers have copyright regulations specifying which versions of a journal article can be deposited in a repository. Some permit pre-prints, others post-prints, which some allow posting of final published articles after an embargo period such as 12 months.
To check a publisher’s copyright regulations regarding archiving:
You can try negotiating with a publisher to retain more rights to your work. SPARC, the Scholarly Publishing and Academic Resources Coalition, offers resources on author rights including an addendum you can use with copyright agreements.
Depositing your article in an online archive, such as the Brock Digital Repository, is a great way to make your research accessible and increase citations. This information will help you differentiate between different versions of an article so that you can more easily comply with publishers' copyright regulations regarding online posting.
Broadly speaking*, there are 3 main versions of a journal article -- pre-prints, post-prints and publishers' final versions:
Need a visual? check out the examples in the other boxes on this page.
*Unfortunately, these definitions are not used consistently by all researchers and all publishers, so please seek clarification if you have any questions