Difference between revisions of "DOI (P662)"

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(‎Cleared a Property)
(‎Cleared a Property)
 
(One intermediate revision by the same user not shown)
Property / subject item of this property
- 
Property / subject item of this property: digital object identifier / rank
-
Normal rank
 
Property / formatter URL
-
https://dx.doi.org/$1
 
Property / formatter URL: https://dx.doi.org/$1 / rank
-
Deprecated rank
 
Property / formatter URL: https://dx.doi.org/$1 / reference
- 
Property / formatter URL
-
https://doi.org/$1
 
Property / formatter URL: https://doi.org/$1 / rank
-
Preferred rank
 
Property / formatter URL: https://doi.org/$1 / qualifier
-
media type: text/html
 
Property / formatter URL: https://doi.org/$1 / reference
- 
Property / formatter URL: https://doi.org/$1 / reference
- 
Property / formatter URL: https://doi.org/$1 / reference
- 
Property / formatter URL
-
info:doi/$1
 
Property / formatter URL: info:doi/$1 / rank
-
Normal rank
 
Property / instance of
- 
Property / instance of: Wikidata property for an identifier / rank
-
Normal rank
 
Property / instance of
- 
Property / instance of: Wikidata property for items about scholarly articles / rank
-
Normal rank
 
Property / instance of
- 
Property / instance of: Wikidata property to identify books / rank
-
Normal rank
 
Property / formatter URI for RDF resource
-
http://dx.doi.org/$1
 
Property / formatter URI for RDF resource: http://dx.doi.org/$1 / rank
-
Preferred rank
 
Property / formatter URI for RDF resource: http://dx.doi.org/$1 / reference
- 
Property / formatter URI for RDF resource
-
https://doi.org/$1
 
Property / formatter URI for RDF resource: https://doi.org/$1 / rank
-
Deprecated rank
 
Property / formatter URI for RDF resource: https://doi.org/$1 / qualifier
- 
Property / formatter URI for RDF resource: https://doi.org/$1 / qualifier
-
media type: application/rdf+xml
 
Property / formatter URI for RDF resource: https://doi.org/$1 / qualifier
-
media type: text/turtle
 
Property / formatter URI for RDF resource: https://doi.org/$1 / reference
- 
Property / formatter URI for RDF resource: https://doi.org/$1 / reference
- 
Property / see also
- 
Property / see also: handle / rank
-
Normal rank
 
Property / see also
- 
Property / see also: DOI prefix / rank
-
Normal rank
 
Property / see also
- 
Property / see also: EIDR identifier / rank
-
Normal rank
 
Property / Wikidata property example
- 
Property / Wikidata property example: Ecological guild evolution and the discovery of the world's smallest vertebrate. / rank
-
Normal rank
 
Property / Wikidata property example: Ecological guild evolution and the discovery of the world's smallest vertebrate. / qualifier
- 
Property / format as a regular expression
-
10\.\d{4,9}/[A-Z0-9_\W]+
 
Property / format as a regular expression: 10\.\d{4,9}/[A-Z0-9_\W]+ / rank
-
Normal rank
 
Property / format as a regular expression: 10\.\d{4,9}/[A-Z0-9_\W]+ / qualifier
-
syntax clarification: Syntax described at http://www.doi.org/doi_handbook/2_Numbering.html#2.2 does not specify case. Uppercase recommended. (English)
 
Property / format as a regular expression: 10\.\d{4,9}/[A-Z0-9_\W]+ / qualifier
-
syntax clarification: very long final portion should be handled as exceptions in associated <code>Constraint:Format</code> (English)
 
Property / format as a regular expression: 10\.\d{4,9}/[A-Z0-9_\W]+ / qualifier
- 
Property / format as a regular expression
-
/^10.\d{4,9}/[-._;()/:A-Z0-9]+$/i
 
Property / format as a regular expression: /^10.\d{4,9}/[-._;()/:A-Z0-9]+$/i / rank
-
Normal rank
 
Property / format as a regular expression: /^10.\d{4,9}/[-._;()/:A-Z0-9]+$/i / qualifier
-
syntax clarification: The regular expression syntax described for "modern Crossref DOIs" by Andrew Gilmartin, a member of the U.S. Crossref team. Matches 74.4 million of the 74.9 million DOIs in Crossref. (English)
 
Property / format as a regular expression: /^10.\d{4,9}/[-._;()/:A-Z0-9]+$/i / qualifier
- 
Property / format as a regular expression
-
/^10.1002\/[^\s]+$/i
 
Property / format as a regular expression: /^10.1002\/[^\s]+$/i / rank
-
Normal rank
 
Property / format as a regular expression: /^10.1002\/[^\s]+$/i / qualifier
-
syntax clarification: Syntax described by Andrew Gilmartin (member of the U.S. Crossref team) for early DOIs (catches approximately 300,000 more DOIs than the "modern Crossref DOI" regular expression). Escape character added to avoid malformed input error. (English)
 
Property / format as a regular expression: /^10.1002\/[^\s]+$/i / qualifier
- 
Property / expected completeness
- 
Property / expected completeness: always incomplete / rank
-
Normal rank
 
Property / property proposal discussion
-
no value
 
Property / property proposal discussion: no value / rank
-
Normal rank
 
Property / property constraint
- 
Property / property constraint: format constraint / rank
-
Normal rank
 
Property / property constraint: format constraint / qualifier
-
format as a regular expression: 10\.[0-9]{4,}(?:\.[0-9]+)*\/(?:(?![\"&\'])\S)+
 
Property / property constraint
- 
Property / property constraint: single value constraint / rank
-
Normal rank
 
Property / property constraint: single value constraint / qualifier
- 
Property / property constraint: single value constraint / qualifier
- 
Property / property constraint
- 
Property / property constraint: distinct values constraint / rank
-
Normal rank
 
Property / property constraint
- 
Property / property constraint: allowed qualifiers constraint / rank
-
Normal rank
 
Property / property constraint: allowed qualifiers constraint / qualifier
- 
Property / property constraint: allowed qualifiers constraint / qualifier
- 
Property / property constraint: allowed qualifiers constraint / qualifier
- 
Property / property constraint
- 
Property / property constraint: conflicts-with constraint / rank
-
Normal rank
 
Property / property constraint: conflicts-with constraint / qualifier
- 
Property / property constraint: conflicts-with constraint / qualifier
- 
Property / property constraint: conflicts-with constraint / qualifier
- 
Property / property constraint
- 
Property / property constraint: conflicts-with constraint / rank
-
Normal rank
 
Property / property constraint: conflicts-with constraint / qualifier
- 
Property / property constraint
- 
Property / property constraint: conflicts-with constraint / rank
-
Normal rank
 
Property / property constraint: conflicts-with constraint / qualifier
- 
Property / property constraint: conflicts-with constraint / qualifier
- 
Property / property constraint: conflicts-with constraint / qualifier
- 
Property / property constraint
- 
Property / property constraint: format constraint / rank
-
Normal rank
 
Property / property constraint: format constraint / qualifier
- 
Property / property constraint: format constraint / qualifier
-
syntax clarification: test, attempts to find URL encoded values (%20 etc). (English)
 
Property / third-party formatter URL
-
https://dissem.in/$1
 
Property / third-party formatter URL: https://dissem.in/$1 / rank
-
Normal rank
 
Property / third-party formatter URL: https://dissem.in/$1 / qualifier
- 
Property / third-party formatter URL
-
https://oadoi.org/$1
 
Property / third-party formatter URL: https://oadoi.org/$1 / rank
-
Normal rank
 
Property / third-party formatter URL: https://oadoi.org/$1 / qualifier
- 
Property / third-party formatter URL
-
http://doai.io/$1
 
Property / third-party formatter URL: http://doai.io/$1 / rank
-
Normal rank
 
Property / third-party formatter URL: http://doai.io/$1 / qualifier
- 
Property / third-party formatter URL
-
https://hdl.handle.net/$1
 
Property / third-party formatter URL: https://hdl.handle.net/$1 / rank
-
Normal rank
 
Property / third-party formatter URL: https://hdl.handle.net/$1 / qualifier
- 
Property / third-party formatter URL: https://hdl.handle.net/$1 / reference
- 
Property / third-party formatter URL
-
https://tools.wmflabs.org/scholia/doi/$1
 
Property / third-party formatter URL: https://tools.wmflabs.org/scholia/doi/$1 / rank
-
Normal rank
 
Property / third-party formatter URL: https://tools.wmflabs.org/scholia/doi/$1 / qualifier
- 
Property / third-party formatter URL
-
http://api.semanticscholar.org/$1
 
Property / third-party formatter URL: http://api.semanticscholar.org/$1 / rank
-
Normal rank
 
Property / third-party formatter URL: http://api.semanticscholar.org/$1 / qualifier
- 
Property / third-party formatter URL
-
http://api.crossref.org/works/$1
 
Property / third-party formatter URL: http://api.crossref.org/works/$1 / rank
-
Normal rank
 
Property / third-party formatter URL: http://api.crossref.org/works/$1 / qualifier
-
media type: application/json
 
Property / third-party formatter URL: http://api.crossref.org/works/$1 / qualifier
- 
Property / identifiers.org prefix
-
doi
 
Property / identifiers.org prefix: doi / rank
-
Normal rank
 
Property / equivalent property
- 
Property / equivalent property: http://ndl.go.jp/dcndl/terms/DOI / rank
-
Normal rank
 
Property / equivalent property: http://ndl.go.jp/dcndl/terms/DOI / reference
-
retrieved: 19 March 2018
Timestamp+2018-03-19T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
 
Property / number of records
-

55,000,000

Amount55,000,000
Unit1
 
Property / number of records: 55,000,000 / rank
-
Normal rank
 
Property / number of records: 55,000,000 / qualifier
-
point in time: 30 June 2012
Timestamp+2012-06-30T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
 
Property / number of records: 55,000,000 / reference
- 
Property / number of records
-

84,000,000

Amount84,000,000
Unit1
 
Property / number of records: 84,000,000 / rank
-
Normal rank
 
Property / number of records: 84,000,000 / qualifier
-
point in time: 18 June 2013
Timestamp+2013-06-18T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
 
Property / number of records: 84,000,000 / reference
- 
Property / number of records
-

97,000,000

Amount97,000,000
Unit1
 
Property / number of records: 97,000,000 / rank
-
Normal rank
 
Property / number of records: 97,000,000 / qualifier
-
point in time: 20 July 2014
Timestamp+2014-07-20T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
 
Property / number of records: 97,000,000 / reference
- 
Property / number of records
-

110,000,000

Amount110,000,000
Unit1
 
Property / number of records: 110,000,000 / rank
-
Normal rank
 
Property / number of records: 110,000,000 / qualifier
-
point in time: 10 May 2015
Timestamp+2015-05-10T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
 
Property / number of records: 110,000,000 / reference
- 
Property / number of records
-

130,000,000

Amount130,000,000
Unit1
 
Property / number of records: 130,000,000 / rank
-
Normal rank
 
Property / number of records: 130,000,000 / qualifier
-
point in time: 7 July 2016
Timestamp+2016-07-07T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
 
Property / number of records: 130,000,000 / reference
- 
Property / number of records
-

143,000,000

Amount143,000,000
Unit1
 
Property / number of records: 143,000,000 / rank
-
Normal rank
 
Property / number of records: 143,000,000 / qualifier
-
point in time: 25 May 2017
Timestamp+2017-05-25T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
 
Property / number of records: 143,000,000 / reference
- 
Property / number of records
-

148,000,000

Amount148,000,000
Unit1
 
Property / number of records: 148,000,000 / rank
-
Normal rank
 
Property / number of records: 148,000,000 / qualifier
-
point in time: 12 June 2018
Timestamp+2018-06-12T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
 
Property / number of records: 148,000,000 / reference
- 
Property / number of records
-

190,000,000

Amount190,000,000
Unit1
 
Property / number of records: 190,000,000 / rank
-
Preferred rank
 
Property / number of records: 190,000,000 / qualifier
-
point in time: 29 July 2019
Timestamp+2019-07-29T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
 
Property / number of records: 190,000,000 / qualifier
- 
Property / number of records: 190,000,000 / reference
- 
Property / described at URL
- 
Property / described at URL: http://www.wikidata.org/entity/P356 / rank
-
Normal rank
 
Property / described at URL: http://www.wikidata.org/entity/P356 / reference
- 
Property / subject item of this property
 +
Property / subject item of this property: digital object identifier / rank
 +
Normal rank
Property / formatter URL
 +
https://dx.doi.org/$1
Property / formatter URL: https://dx.doi.org/$1 / rank
 +
Deprecated rank
Property / formatter URL: https://dx.doi.org/$1 / reference
 +
Property / formatter URL
 +
https://doi.org/$1
Property / formatter URL: https://doi.org/$1 / rank
 +
Preferred rank
Property / formatter URL: https://doi.org/$1 / qualifier
 +
media type: text/html
Property / formatter URL: https://doi.org/$1 / reference
 +
Property / formatter URL: https://doi.org/$1 / reference
 +
Property / formatter URL: https://doi.org/$1 / reference
 +
Property / formatter URL
 +
info:doi/$1
Property / formatter URL: info:doi/$1 / rank
 +
Normal rank
Property / instance of
 +
Property / instance of: Wikidata property for an identifier / rank
 +
Normal rank
Property / instance of
 +
Property / instance of: Wikidata property for items about scholarly articles / rank
 +
Normal rank
Property / instance of
 +
Property / instance of: Wikidata property to identify books / rank
 +
Normal rank
Property / formatter URI for RDF resource
 +
http://dx.doi.org/$1
Property / formatter URI for RDF resource: http://dx.doi.org/$1 / rank
 +
Preferred rank
Property / formatter URI for RDF resource: http://dx.doi.org/$1 / reference
 +
Property / formatter URI for RDF resource
 +
https://doi.org/$1
Property / formatter URI for RDF resource: https://doi.org/$1 / rank
 +
Deprecated rank
Property / formatter URI for RDF resource: https://doi.org/$1 / qualifier
 +
Property / formatter URI for RDF resource: https://doi.org/$1 / qualifier
 +
media type: application/rdf+xml
Property / formatter URI for RDF resource: https://doi.org/$1 / qualifier
 +
media type: text/turtle
Property / formatter URI for RDF resource: https://doi.org/$1 / reference
 +
Property / formatter URI for RDF resource: https://doi.org/$1 / reference
 +
Property / see also
 +
Property / see also: handle / rank
 +
Normal rank
Property / see also
 +
Property / see also: DOI prefix / rank
 +
Normal rank
Property / see also
 +
Property / see also: EIDR identifier / rank
 +
Normal rank
Property / Wikidata property example
 +
Property / Wikidata property example: Ecological guild evolution and the discovery of the world's smallest vertebrate. / rank
 +
Normal rank
Property / Wikidata property example: Ecological guild evolution and the discovery of the world's smallest vertebrate. / qualifier
 +
Property / format as a regular expression
 +
10\.\d{4,9}/[A-Z0-9_\W]+
Property / format as a regular expression: 10\.\d{4,9}/[A-Z0-9_\W]+ / rank
 +
Normal rank
Property / format as a regular expression: 10\.\d{4,9}/[A-Z0-9_\W]+ / qualifier
 +
syntax clarification: Syntax described at http://www.doi.org/doi_handbook/2_Numbering.html#2.2 does not specify case. Uppercase recommended. (English)
Property / format as a regular expression: 10\.\d{4,9}/[A-Z0-9_\W]+ / qualifier
 +
syntax clarification: very long final portion should be handled as exceptions in associated <code>Constraint:Format</code> (English)
Property / format as a regular expression: 10\.\d{4,9}/[A-Z0-9_\W]+ / qualifier
 +
Property / format as a regular expression
 +
/^10.\d{4,9}/[-._;()/:A-Z0-9]+$/i
Property / format as a regular expression: /^10.\d{4,9}/[-._;()/:A-Z0-9]+$/i / rank
 +
Normal rank
Property / format as a regular expression: /^10.\d{4,9}/[-._;()/:A-Z0-9]+$/i / qualifier
 +
syntax clarification: The regular expression syntax described for "modern Crossref DOIs" by Andrew Gilmartin, a member of the U.S. Crossref team. Matches 74.4 million of the 74.9 million DOIs in Crossref. (English)
Property / format as a regular expression: /^10.\d{4,9}/[-._;()/:A-Z0-9]+$/i / qualifier
 +
Property / format as a regular expression
 +
/^10.1002\/[^\s]+$/i
Property / format as a regular expression: /^10.1002\/[^\s]+$/i / rank
 +
Normal rank
Property / format as a regular expression: /^10.1002\/[^\s]+$/i / qualifier
 +
syntax clarification: Syntax described by Andrew Gilmartin (member of the U.S. Crossref team) for early DOIs (catches approximately 300,000 more DOIs than the "modern Crossref DOI" regular expression). Escape character added to avoid malformed input error. (English)
Property / format as a regular expression: /^10.1002\/[^\s]+$/i / qualifier
 +
Property / expected completeness
 +
Property / expected completeness: always incomplete / rank
 +
Normal rank
Property / property proposal discussion
 +
no value
Property / property proposal discussion: no value / rank
 +
Normal rank
Property / property constraint
 +
Property / property constraint: format constraint / rank
 +
Normal rank
Property / property constraint: format constraint / qualifier
 +
format as a regular expression: 10\.[0-9]{4,}(?:\.[0-9]+)*\/(?:(?![\"&\'])\S)+
Property / property constraint
 +
Property / property constraint: single value constraint / rank
 +
Normal rank
Property / property constraint: single value constraint / qualifier
 +
Property / property constraint: single value constraint / qualifier
 +
Property / property constraint
 +
Property / property constraint: distinct values constraint / rank
 +
Normal rank
Property / property constraint
 +
Property / property constraint: allowed qualifiers constraint / rank
 +
Normal rank
Property / property constraint: allowed qualifiers constraint / qualifier
 +
Property / property constraint: allowed qualifiers constraint / qualifier
 +
Property / property constraint: allowed qualifiers constraint / qualifier
 +
Property / property constraint
 +
Property / property constraint: conflicts-with constraint / rank
 +
Normal rank
Property / property constraint: conflicts-with constraint / qualifier
 +
Property / property constraint: conflicts-with constraint / qualifier
 +
Property / property constraint: conflicts-with constraint / qualifier
 +
Property / property constraint
 +
Property / property constraint: conflicts-with constraint / rank
 +
Normal rank
Property / property constraint: conflicts-with constraint / qualifier
 +
Property / property constraint
 +
Property / property constraint: conflicts-with constraint / rank
 +
Normal rank
Property / property constraint: conflicts-with constraint / qualifier
 +
Property / property constraint: conflicts-with constraint / qualifier
 +
Property / property constraint: conflicts-with constraint / qualifier
 +
Property / property constraint
 +
Property / property constraint: format constraint / rank
 +
Normal rank
Property / property constraint: format constraint / qualifier
 +
Property / property constraint: format constraint / qualifier
 +
syntax clarification: test, attempts to find URL encoded values (%20 etc). (English)
Property / third-party formatter URL
 +
https://dissem.in/$1
Property / third-party formatter URL: https://dissem.in/$1 / rank
 +
Normal rank
Property / third-party formatter URL: https://dissem.in/$1 / qualifier
 +
Property / third-party formatter URL
 +
https://oadoi.org/$1
Property / third-party formatter URL: https://oadoi.org/$1 / rank
 +
Normal rank
Property / third-party formatter URL: https://oadoi.org/$1 / qualifier
 +
Property / third-party formatter URL
 +
http://doai.io/$1
Property / third-party formatter URL: http://doai.io/$1 / rank
 +
Normal rank
Property / third-party formatter URL: http://doai.io/$1 / qualifier
 +
Property / third-party formatter URL
 +
https://hdl.handle.net/$1
Property / third-party formatter URL: https://hdl.handle.net/$1 / rank
 +
Normal rank
Property / third-party formatter URL: https://hdl.handle.net/$1 / qualifier
 +
Property / third-party formatter URL: https://hdl.handle.net/$1 / reference
 +
Property / third-party formatter URL
 +
https://tools.wmflabs.org/scholia/doi/$1
Property / third-party formatter URL: https://tools.wmflabs.org/scholia/doi/$1 / rank
 +
Normal rank
Property / third-party formatter URL: https://tools.wmflabs.org/scholia/doi/$1 / qualifier
 +
Property / third-party formatter URL
 +
http://api.semanticscholar.org/$1
Property / third-party formatter URL: http://api.semanticscholar.org/$1 / rank
 +
Normal rank
Property / third-party formatter URL: http://api.semanticscholar.org/$1 / qualifier
 +
Property / third-party formatter URL
 +
http://api.crossref.org/works/$1
Property / third-party formatter URL: http://api.crossref.org/works/$1 / rank
 +
Normal rank
Property / third-party formatter URL: http://api.crossref.org/works/$1 / qualifier
 +
media type: application/json
Property / third-party formatter URL: http://api.crossref.org/works/$1 / qualifier
 +
Property / identifiers.org prefix
 +
doi
Property / identifiers.org prefix: doi / rank
 +
Normal rank
Property / equivalent property
 +
Property / equivalent property: http://ndl.go.jp/dcndl/terms/DOI / rank
 +
Normal rank
Property / equivalent property: http://ndl.go.jp/dcndl/terms/DOI / reference
 +
retrieved: 19 March 2018
Timestamp+2018-03-19T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
Property / number of records
 +

55,000,000

Amount55,000,000
Unit1
Property / number of records: 55,000,000 / rank
 +
Normal rank
Property / number of records: 55,000,000 / qualifier
 +
point in time: 30 June 2012
Timestamp+2012-06-30T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
Property / number of records: 55,000,000 / reference
 +
Property / number of records
 +

84,000,000

Amount84,000,000
Unit1
Property / number of records: 84,000,000 / rank
 +
Normal rank
Property / number of records: 84,000,000 / qualifier
 +
point in time: 18 June 2013
Timestamp+2013-06-18T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
Property / number of records: 84,000,000 / reference
 +
Property / number of records
 +

97,000,000

Amount97,000,000
Unit1
Property / number of records: 97,000,000 / rank
 +
Normal rank
Property / number of records: 97,000,000 / qualifier
 +
point in time: 20 July 2014
Timestamp+2014-07-20T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
Property / number of records: 97,000,000 / reference
 +
Property / number of records
 +

110,000,000

Amount110,000,000
Unit1
Property / number of records: 110,000,000 / rank
 +
Normal rank
Property / number of records: 110,000,000 / qualifier
 +
point in time: 10 May 2015
Timestamp+2015-05-10T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
Property / number of records: 110,000,000 / reference
 +
Property / number of records
 +

130,000,000

Amount130,000,000
Unit1
Property / number of records: 130,000,000 / rank
 +
Normal rank
Property / number of records: 130,000,000 / qualifier
 +
point in time: 7 July 2016
Timestamp+2016-07-07T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
Property / number of records: 130,000,000 / reference
 +
Property / number of records
 +

143,000,000

Amount143,000,000
Unit1
Property / number of records: 143,000,000 / rank
 +
Normal rank
Property / number of records: 143,000,000 / qualifier
 +
point in time: 25 May 2017
Timestamp+2017-05-25T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
Property / number of records: 143,000,000 / reference
 +
Property / number of records
 +

148,000,000

Amount148,000,000
Unit1
Property / number of records: 148,000,000 / rank
 +
Normal rank
Property / number of records: 148,000,000 / qualifier
 +
point in time: 12 June 2018
Timestamp+2018-06-12T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
Property / number of records: 148,000,000 / reference
 +
Property / number of records
 +

190,000,000

Amount190,000,000
Unit1
Property / number of records: 190,000,000 / rank
 +
Preferred rank
Property / number of records: 190,000,000 / qualifier
 +
point in time: 29 July 2019
Timestamp+2019-07-29T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
Property / number of records: 190,000,000 / qualifier
 +
Property / number of records: 190,000,000 / reference
 +
Property / described at URL
 +
Property / described at URL: http://www.wikidata.org/entity/P356 / rank
 +
Normal rank
Property / described at URL: http://www.wikidata.org/entity/P356 / reference
 +

Latest revision as of 00:15, 24 September 2019

serial code used to uniquely identify digital objects like academic papers
  • Digital Object Identifier
Language Label Description Also known as
English
DOI
serial code used to uniquely identify digital objects like academic papers
  • Digital Object Identifier

Data type

External identifier

Statements

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10\.\d{4,9}/[A-Z0-9_\W]+
Syntax described at http://www.doi.org/doi_handbook/2_Numbering.html#2.2 does not specify case. Uppercase recommended. (English)
very long final portion should be handled as exceptions in associated <code>Constraint:Format</code> (English)
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/^10.\d{4,9}/[-._;()/:A-Z0-9]+$/i
The regular expression syntax described for "modern Crossref DOIs" by Andrew Gilmartin, a member of the U.S. Crossref team. Matches 74.4 million of the 74.9 million DOIs in Crossref. (English)
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/^10.1002\/[^\s]+$/i
Syntax described by Andrew Gilmartin (member of the U.S. Crossref team) for early DOIs (catches approximately 300,000 more DOIs than the "modern Crossref DOI" regular expression). Escape character added to avoid malformed input error. (English)
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no value
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https://dissem.in/$1
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https://oadoi.org/$1
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https://tools.wmflabs.org/scholia/doi/$1
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http://api.semanticscholar.org/$1
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http://api.crossref.org/works/$1
application/json
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doi
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