# \#constructing\_dois **URL:** https://community.crossref.org/tag/constructing-dois/145.md [Latest](https://community.crossref.org/latest.md) · [Categories](https://community.crossref.org/categories.md) · [Tags](https://community.crossref.org/tags.md) --- ## [DOIs for books on consignment books – yes or no?](https://community.crossref.org/t/dois-for-books-on-consignment-books-yes-or-no/15243)
**Author:** [@MTP](https://community.crossref.org/u/MTP)\ **Replies:** 1\ **Last updated:** [6 February 2026 22:11 UTC](https://community.crossref.org/t/dois-for-books-on-consignment-books-yes-or-no/15243 "2026-02-06T22:11:06Z")
We (publisher) have agreements with a number of other publishers to sell some of their books on consignments in certain regions (including via our international distributors). We have never previously created DOIs for t… --- ## [Ticket of the month - November 2025 - Do not include special characters at the end of DOIs](https://community.crossref.org/t/ticket-of-the-month-november-2025-do-not-include-special-characters-at-the-end-of-dois/14916)
**Author:** [@eatoni](https://community.crossref.org/u/eatoni)\ **Replies:** 0\ **Last updated:** [9 December 2025 11:16 UTC](https://community.crossref.org/t/ticket-of-the-month-november-2025-do-not-include-special-characters-at-the-end-of-dois/14916 "2025-12-09T11:16:31Z")
DOIs are unique and persistent identifiers, and their pattern contains three parts: The DOI prefix is automatically assigned to you when you become a Crossref member. As a member, you are only required to create and … --- ## [About DOI suffix template for "printed-first" journals](https://community.crossref.org/t/about-doi-suffix-template-for-printed-first-journals/14285)
**Author:** [@priangle](https://community.crossref.org/u/priangle)\ **Replies:** 2\ **Last updated:** [19 August 2025 18:29 UTC](https://community.crossref.org/t/about-doi-suffix-template-for-printed-first-journals/14285 "2025-08-19T18:29:53Z")
Hello, We are currently in the process of applying as an independent member of Crossref and I, as a technician, have some questions about the generation of DOIs. more specifically, I am trying to understand the proper … --- ## [How to provide DOI number for old already published article](https://community.crossref.org/t/how-to-provide-doi-number-for-old-already-published-article/13995)
**Author:** [@gimrj12](https://community.crossref.org/u/gimrj12)\ **Replies:** 1\ **Last updated:** [23 June 2025 20:54 UTC](https://community.crossref.org/t/how-to-provide-doi-number-for-old-already-published-article/13995 "2025-06-23T20:54:39Z")
How to provide DOI number for old already published article becouse we not modify this PDF file so please suggest best way to get our old publised articles. --- ## [Opaque DOIs considered harmful](https://community.crossref.org/t/opaque-dois-considered-harmful/13788)
**Author:** [@rdmpage](https://community.crossref.org/u/rdmpage)\ **Replies:** 4\ **Last updated:** [20 May 2025 04:34 UTC](https://community.crossref.org/t/opaque-dois-considered-harmful/13788 "2025-05-20T04:34:37Z")
I’d like to push back regarding CrossRef’s advice that DOIs should be “opaque identifiers”, e.g. Constructing your DOIs. The notion that we should generate DOIs that are deliberately “dumb”, such as random strings or nu… --- ## [DOI para diferentes suportes](https://community.crossref.org/t/doi-para-diferentes-suportes/13624)
**Author:** [@rairaalves](https://community.crossref.org/u/rairaalves)\ **Replies:** 2\ **Last updated:** [16 April 2025 15:41 UTC](https://community.crossref.org/t/doi-para-diferentes-suportes/13624 "2025-04-16T15:41:28Z")
Olá a todos da Crossref, Estou com uma dúvida e gostaria de ajuda. Gostaria de saber se o DOI de um livro que será disponibilizado em EPUB e em PDF precisa ter um DOI para cada suporte, ou apenas um DOI para ambos? Pel… --- ## [Unable to submit report: the DOI must be of a valid format](https://community.crossref.org/t/unable-to-submit-report-the-doi-must-be-of-a-valid-format/13488)
**Author:** [@CRISConsortium](https://community.crossref.org/u/CRISConsortium)\ **Replies:** 2\ **Last updated:** [7 April 2025 17:49 UTC](https://community.crossref.org/t/unable-to-submit-report-the-doi-must-be-of-a-valid-format/13488 "2025-04-07T17:49:13Z")
Hello, I am trying to register a report via the web deposit form. The report DOI that I want to register is: Do Governments Trust Communities? The Trust Flows Project Research Report — Centre for Resilient and Inclusive… --- ## [Why is my DOI prefix lower than someone else’s? - Membership Ticket of the Month - February 2025](https://community.crossref.org/t/why-is-my-doi-prefix-lower-than-someone-else-s-membership-ticket-of-the-month-february-2025/13215)
**Author:** [@collinks](https://community.crossref.org/u/collinks)\ **Replies:** 0\ **Last updated:** [18 February 2025 21:58 UTC](https://community.crossref.org/t/why-is-my-doi-prefix-lower-than-someone-else-s-membership-ticket-of-the-month-february-2025/13215 "2025-02-18T21:58:44Z")
February’s Membership Ticket of the Month comes from Samuel at one of Crossref’s sponsoring organizations, Cultural Hosting. Samuel noticed that last year we assigned a new sponsored member a DOI prefix in the 10.71000s… --- ## [How to make DOI](https://community.crossref.org/t/how-to-make-doi/4068)
**Author:** [@Mary](https://community.crossref.org/u/Mary)\ **Replies:** 9\ **Last updated:** [19 December 2024 18:31 UTC](https://community.crossref.org/t/how-to-make-doi/4068 "2024-12-19T18:31:13Z")
Could you please help step by step how to make DOI for the article (from the journal). I have access (we paid for it) but I still do not exactly understand what website I have t use to create DOI, what I need to chose th… --- ## [Why doi doesn't work?](https://community.crossref.org/t/why-doi-doesnt-work/12719)
**Author:** [@Mary](https://community.crossref.org/u/Mary)\ **Replies:** 1\ **Last updated:** [2 December 2024 15:00 UTC](https://community.crossref.org/t/why-doi-doesnt-work/12719 "2024-12-02T15:00:12Z")
Hello, recently I have checked the status of our index for journal. I was said that it is active and everything is ok. However, 2 days ago I made new DOIs. I received a deposit with like “invalid characters”, it is alrea… --- ## [Ticket of the month - July 2024 - I’m a new member, how can I register my first DOI?](https://community.crossref.org/t/ticket-of-the-month-july-2024-i-m-a-new-member-how-can-i-register-my-first-doi/11948)
**Author:** [@eatoni](https://community.crossref.org/u/eatoni)\ **Replies:** 0\ **Last updated:** [13 August 2024 09:10 UTC](https://community.crossref.org/t/ticket-of-the-month-july-2024-i-m-a-new-member-how-can-i-register-my-first-doi/11948 "2024-08-13T09:10:50Z")
In this forum post, we outline a stepwise guide for our new Crossref members on how they can construct DOIs, register them, and eventually check the respective registration status. Step 1 - Construct your DOI(s) When y… --- ## [Rank beginner here - help!](https://community.crossref.org/t/rank-beginner-here-help/5629)
**Author:** [@julieshedd](https://community.crossref.org/u/julieshedd)\ **Replies:** 4\ **Last updated:** [20 May 2024 20:25 UTC](https://community.crossref.org/t/rank-beginner-here-help/5629 "2024-05-20T20:25:00Z")
Hi everyone. First-time poster here - please bear with me. In April I began a full-time role managing my institution’s IR. We are a CrossRef member. The person who registered us and got us set up is long gone; before th… --- ## [Remove DOI and add correct DOI](https://community.crossref.org/t/remove-doi-and-add-correct-doi/5175)
**Author:** [@gorodetsky](https://community.crossref.org/u/gorodetsky)\ **Replies:** 1\ **Last updated:** [31 March 2024 19:24 UTC](https://community.crossref.org/t/remove-doi-and-add-correct-doi/5175 "2024-03-31T19:24:14Z")
Good afternoon He made a mistake by indicating the wrong DOI in two articles in the journal VRACH of the Russian Doctor publishing house. You need to remove the DOI and add the correct DOI. Thank you10.29296/0.29296/25… --- ## [Ticket of the month - January 2024 - A reminder about constructing your DOI suffixes](https://community.crossref.org/t/ticket-of-the-month-january-2024-a-reminder-about-constructing-your-doi-suffixes/4874)
**Author:** [@ifarley](https://community.crossref.org/u/ifarley)\ **Replies:** 0\ **Last updated:** [5 February 2024 21:51 UTC](https://community.crossref.org/t/ticket-of-the-month-january-2024-a-reminder-about-constructing-your-doi-suffixes/4874 "2024-02-05T21:51:43Z")
New and existing members often have questions about how to construct their DOI suffixes. As a reminder, Crossref doesn’t assign DOIs to your content for you. Instead, we assign you a DOI prefix (a string of numbers begin… --- ## [URL and DOI in the Web Deposit Form (2nd Page)](https://community.crossref.org/t/url-and-doi-in-the-web-deposit-form-2nd-page/4585)
**Author:** [@Joydeb](https://community.crossref.org/u/Joydeb)\ **Replies:** 1\ **Last updated:** [30 December 2023 17:26 UTC](https://community.crossref.org/t/url-and-doi-in-the-web-deposit-form-2nd-page/4585 "2023-12-30T17:26:46Z")
In the 2nd page of web deposit form a DOI and URL is required. I have a URL but no DOI? How can I proceed? --- ## [DOIs of In Press articles?](https://community.crossref.org/t/dois-of-in-press-articles/4031)
**Author:** [@Vicky\_D](https://community.crossref.org/u/Vicky_D)\ **Replies:** 4\ **Last updated:** [21 November 2023 12:36 UTC](https://community.crossref.org/t/dois-of-in-press-articles/4031 "2023-11-21T12:36:58Z")
Hey everyone! Our Journal currently publishes articles In Press without DOIs, and assigns DOIs to them after assignment to issues and published online. All in press articles have been peer-reviewed and proofread; they … --- ## [How do I get a DOI for my journal?](https://community.crossref.org/t/how-do-i-get-a-doi-for-my-journal/1621)
**Author:** [@ammarahameed](https://community.crossref.org/u/ammarahameed)\ **Replies:** 7\ **Last updated:** [6 October 2023 10:00 UTC](https://community.crossref.org/t/how-do-i-get-a-doi-for-my-journal/1621 "2023-10-06T10:00:14Z")
How do I get a DOI for my journal? I have gone through the reading material but dont understand from where i can do it exactly? We are using direct deposit method. --- ## [New/different prefix to publish something different?](https://community.crossref.org/t/new-different-prefix-to-publish-something-different/3653)
**Author:** [@MedUofGdanskPublish](https://community.crossref.org/u/MedUofGdanskPublish)\ **Replies:** 3\ **Last updated:** [5 June 2023 15:27 UTC](https://community.crossref.org/t/new-different-prefix-to-publish-something-different/3653 "2023-06-05T15:27:49Z")
Hello, We publish a journal and also some books/monographs. How can I obtain a different DOI prefix for a book, so that it is not published under the same DOI as our journal ? Thank you for help, Janusz Springer Pu… --- ## [Anais de eventos/resumos](https://community.crossref.org/t/anais-de-eventos-resumos/3646)
**Author:** [@UPFEditora](https://community.crossref.org/u/UPFEditora)\ **Replies:** 1\ **Last updated:** [3 June 2023 19:17 UTC](https://community.crossref.org/t/anais-de-eventos-resumos/3646 "2023-06-03T19:17:55Z")
Olá. Tenho dúvidas em como publicar DOI para resumos de Anais de eventos. Recebi um pedido de um editor de revista e estou bem confusa. Nunca fizemos via formulário de depósito web a publicação de DOIs para resumos/an… --- ## [Crossmark. Change one DOI, overlapping the pages of another article with a different DOI](https://community.crossref.org/t/crossmark-change-one-doi-overlapping-the-pages-of-another-article-with-a-different-doi/3525)
**Author:** [@vasculab](https://community.crossref.org/u/vasculab)\ **Replies:** 2\ **Last updated:** [25 April 2023 17:26 UTC](https://community.crossref.org/t/crossmark-change-one-doi-overlapping-the-pages-of-another-article-with-a-different-doi/3525 "2023-04-25T17:26:30Z")
What happens if the changes in an article change also the number of pages, for instance if the article changes cause also one or more additional pages ? In many journals, articles are arranged in sequence inside a volum… --- ## [Generate DOI without accessing OJS](https://community.crossref.org/t/generate-doi-without-accessing-ojs/3343)
**Author:** [@agallalin](https://community.crossref.org/u/agallalin)\ **Replies:** 2\ **Last updated:** [21 February 2023 21:14 UTC](https://community.crossref.org/t/generate-doi-without-accessing-ojs/3343 "2023-02-21T21:14:01Z")
Can you help me please? Is it possible to generate DOI without registering an article in OJS? --- ## [Recreate new DOI for the journal articles registered DOI](https://community.crossref.org/t/recreate-new-doi-for-the-journal-articles-registered-doi/3302)
**Author:** [@linhvt](https://community.crossref.org/u/linhvt)\ **Replies:** 2\ **Last updated:** [6 February 2023 02:10 UTC](https://community.crossref.org/t/recreate-new-doi-for-the-journal-articles-registered-doi/3302 "2023-02-06T02:10:31Z")
Greeting, My journal registered DOI for some articles through the OJS Crossref plugin a few days ago. Currently, we checked that there are three articles registered DOIs: 10.58810/vhujs.6.5.2019.384; 10.58810/vhujs.8.5… --- ## [How do i get prefix after i paid membership?](https://community.crossref.org/t/how-do-i-get-prefix-after-i-paid-membership/2772)
**Author:** [@APJYS](https://community.crossref.org/u/APJYS)\ **Replies:** 2\ **Last updated:** [27 June 2022 23:20 UTC](https://community.crossref.org/t/how-do-i-get-prefix-after-i-paid-membership/2772 "2022-06-27T23:20:25Z")
Hello. I have already paid for membership a week ago but i still didn’t receive any updates from crossref about the prefix. Please guide me since it is our first time to generate DOI… I have already read every notes but … --- ## [What's my prefix + other newbie questions](https://community.crossref.org/t/whats-my-prefix-other-newbie-questions/2479)
**Author:** [@itayb](https://community.crossref.org/u/itayb)\ **Replies:** 2\ **Last updated:** [8 February 2022 10:53 UTC](https://community.crossref.org/t/whats-my-prefix-other-newbie-questions/2479 "2022-02-08T10:53:14Z")
Hi all. We’re new here and I’m having troubles finding my way through all the docs. Basically I have 3 questions: Where can I find our pre defined prefix? the docs mention it would be created for us I understand that t… --- ## [DOI for Proceedings](https://community.crossref.org/t/doi-for-proceedings/2164)
**Author:** [@BrunaErlandsson](https://community.crossref.org/u/BrunaErlandsson)\ **Replies:** 2\ **Last updated:** [15 October 2021 16:00 UTC](https://community.crossref.org/t/doi-for-proceedings/2164 "2021-10-15T16:00:01Z")
Hi everyone! There is a discussion going on on the CSE-email/discussion-list and more than one person asked my position/opinion about it, so thought it would be better to post it here to hear from the experts …