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Articles
Documentation for the IOP Publishing specific implementation of JATS 1.3 for article content.
Front
Capture metadata about an article in a <front> element.
Article Meta
Capture metadata about the article in an <article-meta> element.
Publication Dates
Capture publication dates for an article in <pub-date> elements.
Online Publication Date
Capture the online publication date for an article in a <pub-date> element containing a @pub-type attribute with value epub.

Articles
Documentation for the IOP Publishing specific implementation of JATS 1.3 for article content.
- XML Doctype and Encoding
  Capture the doctype and encoding for an article as below.
- Root Element
  The root element for an article is a <article> element.
- Front
  Capture metadata about an article in a <front> element.
  - Journal Meta
    Capture metadata about the journal an article belongs to in a <journal-meta> element.
  - Article Meta
    Capture metadata about the article in an <article-meta> element.
    - Article IDs
      Capture article identifiers in <article-id> elements.
    - Article Categories
      Capture article categorisation information in an <article-categories> element.
    - Article Title
      Capture the article title in a <article-title> element as a child of a <title-group> element.
    - Contributors
      Contributor information for an article is captured in <contrib-group> elements.
    - Publication Dates
      Capture publication dates for an article in <pub-date> elements.
      - Issue Cover Date
        Capture the issue cover date date for an article in a <pub-date> element containing a @pub-type attribute with value ppub.
      - Online Publication Date
        Capture the online publication date for an article in a <pub-date> element containing a @pub-type attribute with value epub.
      - Open Access Publication Date
        If an article is open-access then include a <pub-date> element containing a @pub-type attribute with value open-access.
    - Volume
      Capture the volume number for an article using a <volume> element.
    - Issue
      Capture the issue number for an article using a <issue> element.
    - Page Identifier
      Capture the Page Identifier for an article in either a <elocation-id> element or <fpage> and <lpage> elements.
    - Supplementary Data
      Capture supplementary data files for an article in a <supplementary-material> element.
    - TOC Image
      Capture a TOC image using a <supplementary-material> element.
    - History Dates
      Capture the dates of history of an article using a <history> element.
    - Copyright and License
      Capture copyright and license information inside a <permissions> element.
    - Self URI (PDF)
      Capture the file name of the PDF representation of the article in a <self-uri> element.
    - Self URI (ePub)
      Capture the file name of the ePub representation of the article in a <self-uri> element.
    - Related Articles
      Capture related articles using a <related-article> element.
    - Abstracts
      Capture article abstracts in an <abstract> element.
    - Keywords
      Capture keywords for an article in a <kwd-group> element.
    - Funding
      Capture funding information in a <funding-group> element.
    - Counts
      Capture the page count of an article using a <page-count> element child of <counts>.
    - Custom Metadata
      Capture custom meta-data for an article in a <custom-meta-group> element.
- Article Body
  Capture the article body content in a <body> element.
- Article Back
  Capture reference lists, appendices and other back matter in a <back> element.
- Version and Change Log
- Schematron Validation Rules v1.2
  List of current schematron validation rules

Online Publication Date

Capture the online publication date for an article in a <pub-date> element containing a @pub-type attribute with value epub.

The <pub-date> element must have a @iso-8601-date attribute containing a ISO-8601 formatted date (See https://www.iso.org/iso-8601-date-and-time-format.html)

The <pub-date> must have <day> , <month> and <year> child elements populated with the correct numerical values.

The date values must include leading zeros.

Example

<pub-date pub-type="epub" iso-8601-date="2023-06-07">
  <day>07</day>
  <month>06</month>
  <year>2023</year>
</pub-date>