Crossmark, is a service from Crossref, which enables publishers to communicate changes and updates of their scholarly content on the web. This webinar will offer a brief introduction to Crossmark, an overview of how publishers can participate, and a look at the latest updates and changes: -Crossmark 2.0 -The look and functionality of the pop-up box Who should attend: -Crossmark participants & members interested in joining -Production Staff -Publishers -Service Providers & Hosting Platforms -Technical Staff -Vendors

2. Crossmark Kirsty Meddings
Product Manager
Thursday 27th October 2016

3. When content changes, readers
need to know

4. erratum
corrigendum
correction
withdrawal
retraction
new edition
expression of concern
partial retraction
removal
addendum
clarification

12. What is Crossmark
A button and a set of metadata that informs readers about
Publication status (current, updated, retracted)
Funding information
Authors’ ORCIDs
Publication history
Rights or licensing information
And much more…

19. What constitutes a status update?
A change significant enough to affect the
crediting or interpretation of the work

33. Machine access
Crossref REST API
http://api.crossref.org

34. Reference lists
cite with
certainty

35. Online reading environments
• Crossmark button on publisher
copy of PDF
• Opportunities: ReadCube, Papers,
Utopia, Mendeley, etc.
• Enhance the PDF and display
publication update notification
• Notify users across all the
channels available

36. Crossmark Best Practices
• Comprehensive deposit of publisher metadata
• Proper display of Crossmark button above or close to the
title of the article
• Timely deposits of publication updates

37. 1. Create a Crossmark Policy Page
• Brief explanation of Crossmark
• Links to policies on corrections and retractions
• Assign a DOI for persistent linking
• Deposit this page with Crossref
http://crossmarksupport.crossref.org

38. 2. Deposit Crossmark Metadata (min.)
• DOI of the content to which Crossmark button will be added
• DOI of Crossmark policy page
• DOI of content that this deposit is updating
http://crossmarksupport.crossref.org

39. Allowed status update types
addendum
clarification
correction
corrigendum
erratum
expression_of_concern
new_edition
new_version
partial_retraction
removal
retraction
withdrawal

40. 3. Add Crossref DOI to web and PDF
• HTML metadata
<meta name=“dc.identifier” content=“doi:10.5555/12345”>
• PDF
• sample file at http://crossmarksupport.crossref.org
• Crossmark button code needs the DOI to find the metadata

41. 4. Add CrossMark button to content
On HTML article landing pages In PDF articles

42. 5. Deposit additional metadata
• Funding data
• License information
• ORCIDs
• Clinical trial numbers
• Any additional custom metadata
• Publication history
• Similarity Check deposited
• etc..
http://crossmarksupport.crossref.org

43. Current content: 20¢
Backfile content: 2¢
Current Content = published in the past two years.

44. If you already participate
Upgrade to v2.0!
• New design buttons
• Mobile-friendly, responsive pop up box
• Widely-compatible code (no js)
• v1.5 not supported after March 2017

45. How?
• Replace snippet of code in your landing pages with 2.0 code
from crossmarksupport.crossref.org
• Choose shape and size of button from Crossref CDN
• http://crossmark.crossref.org/widget/v2.0/readme.html

46. Latest numbers
• 4 million Crossmark deposits
• 340 publishers
• 40,000 status updates
• 1,300 retractions
• 37,000 corrections
• 2.3 million DOIs with additional metadata

47. Thank you
kmeddings@crossref.org
crossrefsupport.crossref.org