# Curious about how feature names are selected, technical question.

**URL:** https://forum.qiime2.org/t/curious-about-how-feature-names-are-selected-technical-question/29568
**Category:** User Support
**Created:** [March 13, 2024, 7:08pm UTC](https://forum.qiime2.org/t/curious-about-how-feature-names-are-selected-technical-question/29568 "2024-03-13T19:08:20Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![timanix](https://forum.qiime2.org/user_avatar/forum.qiime2.org/timanix/32/17879_2.png) [@timanix](https://forum.qiime2.org/u/timanix)
#### Post date: [March 13, 2024, 7:21pm UTC](https://forum.qiime2.org/t/curious-about-how-feature-names-are-selected-technical-question/29568/2 "2024-03-13T19:21:55Z")

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Hello!  
ASV IDs are generated based on the sequences itself. So, the same sequences (100% identity in length and letters order) will have the same IDs.

Please check [this topic](https://forum.qiime2.org/t/how-are-asv-ids-generated/6075).

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