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ORCID iD Explained: What It Is and Why Every Researcher Should Have One

What is an ORCID iD and why do researchers need one? A free, permanent identifier that connects your name to your work throughout your career — how to get one and where it's required.

TypeJournal Guide AccessFree to read Published byIJCRT ISSN2320-2882

If you've submitted to a journal recently and been asked for your "ORCID iD" alongside your name and affiliation, here's what that field is actually for — and why it's becoming close to mandatory across academic publishing.

Setting up an ORCID iD that works for you. Register: Free at orcid.org; you get a 16-digit iD. Add your works: Import them by DOI or through Crossref search. Use it: Give your iD when you submit and in your CV. Keep it current: Affiliations, works and visibility settings. ORCID identifies the person; a DOI identifies the publication Together they keep your record accurate across databases
A free, permanent identifier for you — as a DOI is for your paper

What Is an ORCID iD?

An ORCID iD (Open Researcher and Contributor ID) is a free, unique 16-digit identifier that permanently connects your name to your research output — papers, datasets, grants, peer reviews — throughout your entire career, regardless of name changes or moving between institutions.

Why Your Name Alone Isn't a Reliable Identifier

Names are surprisingly unreliable as unique identifiers in academic publishing: multiple researchers can share the same name, an author's name can change over time, and the same name can be written or transliterated differently across different publications and databases. An ORCID iD removes that ambiguity entirely, attributing every piece of your work to one unambiguous identity.

Who Actually Requires It

  • Funders — many major grant funders now require ORCID iDs on applications
  • Publishers and conferences — an increasing number require or strongly encourage an ORCID iD to submit or register a publication
  • Your own future self — one identifier you keep for your entire career, saving repeated form-filling and correctly linking your output across every institution you ever work at

ORCID vs DOI: Person vs Publication

Easy to conflate, but they identify entirely different things: a DOI identifies one specific publication (a single journal article). An ORCID iD identifies one specific person, across every publication they produce over their entire career. See What Is a DOI? for the publication-level identifier explained in full.

How to Set One Up

  1. Register for free at orcid.org with your name and email
  2. Add your existing publications manually, or connect it to Crossref so new DOI-registered papers link automatically
  3. Include your ORCID iD on every future manuscript submission, alongside your name and affiliation
  4. Keep it as your one permanent researcher identity, regardless of future institutional changes
Submitting to IJCRT? Including your ORCID iD alongside your submission strengthens your paper's metadata and long-term discoverability. See Call for Paper guidelines.

Quick Checklist

  1. One iD onlyDo not create duplicates
  2. Public worksSet visibility so others can see them
  3. Add by DOICleaner metadata than typing
  4. Use it everywhereSubmissions, CV, grant forms

Building a Useful ORCID Record

An ORCID iD is only as useful as the record behind it. A complete record lets journals, funders and employers verify your work without re-typing it:

  1. Add your name variants — include initials, transliterations and former names under “Also known as”
  2. Connect your affiliations — current and past institutions, with dates
  3. Import your works automatically — connect Crossref and other search-and-link services so DOIs flow into your record
  4. Set visibility deliberately — public items help others verify you; you control each item’s visibility
  5. Use the iD everywhere — in manuscripts, grant applications, conference registrations and email signatures
Format: an ORCID iD is a 16-character identifier shown as four groups of four, for example 0000-0002-1825-0097 (ORCID’s documentation example). Always write it as a full https://orcid.org/ link.

Common ORCID Mistakes

Mistakes and fixes
MistakeFix
Creating a second ORCID iDKeep one; ORCID can help you deprecate a duplicate
An empty recordAdd affiliations and works so the iD actually identifies you
Typing works manually with errorsImport by DOI through Crossref search-and-link
Using a personal email onlyAdd an institutional and a personal email so you never lose access
Not giving the iD to the journalInclude it at submission so it is linked to your article metadata

Read more in what to do after publication and DOI explained.

Frequently Asked Questions

Q1. What is an ORCID iD?
A free, unique 16-digit identifier that permanently connects your name to your research output throughout your career, regardless of name changes or institutional moves.
Q2. Why do I need an ORCID iD if I already have a name?
Names alone aren't reliable identifiers — people share names, change names, or write them differently across publications, making it hard to correctly attribute work without a unique identifier.
Q3. Do journals require an ORCID iD to submit?
Many publishers and conferences now require or strongly encourage an ORCID iD for submission and registration, since it links your publications and outputs to one persistent, verifiable identity.
Q4. Is ORCID the same as a DOI?
No. A DOI identifies a specific publication (like a journal article). An ORCID iD identifies a specific person, across every publication they produce over their entire career.
Q5. Is ORCID free?
Yes. Registering for and using an ORCID iD is completely free for researchers.
Q6. Does an ORCID iD cost anything?
No. Registration is free for researchers.
Q7. Can I have more than one ORCID iD?
You should have only one. If you created a duplicate, contact ORCID support to mark it as deprecated and keep a single record.

From Submission to Publication at IJCRT

  1. SubmitPaper ID issued
  2. ScreenScope & similarity
  3. ReviewDouble-blind
  4. DecideEmail & SMS
  5. RevisePoint by point
  6. AcceptCopyright & fee
  7. ProduceDOI on request
  8. PublishMonthly issue
₹1501 / $59Publication charge — only after acceptance
₹300 / $20Crossref DOI — optional, on request
₹500 / $100Hard copy of certificate — optional
₹1100 / $170Journal hard copy + certificate + DOI bundle
On requestTransparent peer review report
₹0Charged at submission or during review

Review time depends on reviewers and on the revision needed, so no fixed turnaround is promised; acceptance or rejection is notified by email and SMS.

Publish Your Research Paper in IJCRT

2320-2882ISSN (online) · since 2013
9.17Impact factor · Google Scholar data
₹1501 / $59Charged only after acceptance
TransparentDouble-blind peer review
CC BY 4.0Open access, no embargo
On requestCrossref DOI · prefix 10.56975

UGC and UGC-CARE approval, along with alignment with the latest UGC-CARE recommendations and guidelines. IJCRT is aligned with UGC's Suggested Parameters for Choosing Peer-Reviewed Journals.

IJCRT is a Transparent, Peer-Reviewed, Open Access Journal (Refereed Journal). Following the discontinuation of UGC and UGC-CARE journal listing alignment with the latest UGC-CARE recommendations and guidelines, IJCRT is aligned with UGC's Suggested Parameters for Choosing Peer-Reviewed Journals.

Keywords

Topics and search terms covered by this guide.

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