# Attachments available to any user with link

**URL:** <https://meta.discourse.org/t/attachments-available-to-any-user-with-link/18868>\
**Category:** Feature\
**Created:** [August 14, 2014, 9:52pm UTC](https://meta.discourse.org/t/attachments-available-to-any-user-with-link/18868 "2014-08-14T21:52:14Z")\
**Posts on this page:** 1\
**Showing post:** 9

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**Author:** ![riking](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/riking/32/170938_2.png) [@riking](https://meta.discourse.org/u/riking)\
**Post date:** [November 9, 2015, 7:11am UTC](https://meta.discourse.org/t/attachments-available-to-any-user-with-link/18868/9 "2015-11-09T07:11:50Z")

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I think that the file URLs are the SHA1 hash of the content, but there’s also a sequential upload ID. Not sure where that is used in a url?

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