# Why add issuer option(mobile wallet) returns diferents pubkey each time

**URL:** <https://community.blockcerts.org/t/why-add-issuer-option-mobile-wallet-returns-diferents-pubkey-each-time/2803>\
**Category:** Technical\
**Created:** [April 12, 2021, 4:42pm UTC](https://community.blockcerts.org/t/why-add-issuer-option-mobile-wallet-returns-diferents-pubkey-each-time/2803 "2021-04-12T16:42:37Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Chidoman](https://sea2.discourse-cdn.com/flex016/user_avatar/community.blockcerts.org/chidoman/32/752_2.png) [@Chidoman](https://community.blockcerts.org/u/Chidoman)\
**Post date:** [April 12, 2021, 4:42pm UTC](https://community.blockcerts.org/t/why-add-issuer-option-mobile-wallet-returns-diferents-pubkey-each-time/2803/1 "2021-04-12T16:42:37Z")

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hi this is my profile [https://6073a6b0e4e0160017ddfc72.mockapi.io/profile](https://6073a6b0e4e0160017ddfc72.mockapi.io/profile)

and my introduction url is [https://6073a6b0e4e0160017ddfc72.mockapi.io/recipient](https://6073a6b0e4e0160017ddfc72.mockapi.io/recipient)  
you can (get) also this endpoint to see what i mean

and each time i add an issuer it (post) returns me a different bitcoinAddress value with the same blockcert wallet , why is that way , as i understand the pubkey is always the same , can someone explain it please

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**Author:** ![sreenumalae](https://sea2.discourse-cdn.com/flex016/user_avatar/community.blockcerts.org/sreenumalae/32/773_2.png) [@sreenumalae](https://community.blockcerts.org/u/sreenumalae)\
**Post date:** [July 9, 2025, 8:30am UTC](https://community.blockcerts.org/t/why-add-issuer-option-mobile-wallet-returns-diferents-pubkey-each-time/2803/2 "2025-07-09T08:30:58Z")

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@lemoustachiste

Can you help us understanding why the wallet app returns different public keys every time we try to add issuer.