# Do Contributions have any semantic meaning outside of the initial transaction?

**Category:** [Platform](https://discourse.openehr.org/c/platform-implem/7)
**Created:** 2022-04-05 10:03 UTC
**Views:** 443
**Replies:** 1
**URL:** https://discourse.openehr.org/t/do-contributions-have-any-semantic-meaning-outside-of-the-initial-transaction/2495

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## Post #1 by @joseph.kane

As far as I can tell, a CONTRIBUTION is just a transactional wrapper that contains one or more COMPOSITIONs at various states in their version history. Is there any wider semantic or clinical meaning behind it?

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## Post #2 by @thomas.beale

This might help, from the [EHR Information Model](https://specifications.openehr.org/releases/RM/Release-1.1.0/ehr.html#_change_control_in_the_ehr).

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**Canonical:** https://discourse.openehr.org/t/do-contributions-have-any-semantic-meaning-outside-of-the-initial-transaction/2495
**Original content:** https://discourse.openehr.org/t/do-contributions-have-any-semantic-meaning-outside-of-the-initial-transaction/2495