As of 2022-03-07, the Wikidata property National Provider Identifier (P9450) is used on 23 items as main value on statements (not counting qualifiers) of the Q and P namespaces.

Closest properties: by cardinality of intersection, by Jaccard index.

Display properties of the following types:                                    

Closest properties by cardinality of intersection

IDLabelIntersection cardinalityJaccard index
P31 instance of 23
 0.0000
P106 occupation 19
 0.0000
P21 sex or gender 16
 0.0000
P735 given name 13
 0.0000
P108 employer 12
 0.0000
P27 country of citizenship 11
 0.0000
P6634 LinkedIn personal profile ID 10
 0.0002
P856 official website 10
 0.0000
P101 field of work 9
 0.0000
P937 work location 8
 0.0000
P244 Library of Congress authority ID 8
 0.0000
P1412 languages spoken, written or signed 8
 0.0000
P213 ISNI 7
 0.0000
P69 educated at 7
 0.0000
P214 VIAF ID 7
 0.0000
P734 family name 7
 0.0000
P569 date of birth 7
 0.0000
P496 ORCID iD 6
 0.0000
P7859 WorldCat Identities ID 6
 0.0000
P2038 ResearchGate profile ID 5
 0.0001
P1960 Google Scholar author ID 5
 0.0001
P973 described at URL 5
 0.0000
P6023 ResearchGate contributions ID 4
 0.0008
P968 email address 4
 0.0000
P2002 Twitter username 4
 0.0000
P1153 Scopus author ID 4
 0.0000
P4862 Amazon author ID 3
 0.0005
P4012 Semantic Scholar author ID 3
 0.0001
P6178 Dimensions author ID 3
 0.0000
P6366 Microsoft Academic ID 3
 0.0000
P8413 academic appointment 2
 0.0008
P3108 Yelp ID 2
 0.0008
P8214 curriculum vitae 2
 0.0002
P2963 Goodreads author ID 2
 0.0001
P800 notable work 2
 0.0000
P3500 Ringgold ID 2
 0.0000
P6782 ROR ID 2
 0.0000
P2427 GRID ID 2
 0.0000
P512 academic degree 2
 0.0000
P1329 phone number 2
 0.0000
P1053 ResearcherID 2
 0.0000
P1006 Nationale Thesaurus voor Auteurs ID 2
 0.0000
P1889 different from 2
 0.0000
P571 inception 2
 0.0000
P19 place of birth 2
 0.0000
P373 Commons category 2
 0.0000
P18 image 2
 0.0000
P646 Freebase ID 2
 0.0000
P2671 Google Knowledge Graph ID 2
 0.0000
P625 coordinate location 2
 0.0000

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P8772 Blogger user profile ID 1
 0.0110
P2607 BookBrainz author ID 1
 0.0015
P6855 emergency services 1
 0.0013
P8413 academic appointment 2
 0.0008
P3108 Yelp ID 2
 0.0008
P6023 ResearchGate contributions ID 4
 0.0008
P3320 board member 1
 0.0007
P2087 Crunchbase person ID 1
 0.0006
P4862 Amazon author ID 3
 0.0005
P6872 has written for 1
 0.0005
P2611 TED speaker ID 1
 0.0004
P370 Sandbox-String 1
 0.0002
P6634 LinkedIn personal profile ID 10
 0.0002
P8214 curriculum vitae 2
 0.0002
P3347 PermID 1
 0.0002
P7029 National Library of Russia ID 1
 0.0002
P6005 Muck Rack journalist ID 1
 0.0002
P1581 official blog 1
 0.0002
P2037 GitHub username 1
 0.0001
P5715 Academia.edu profile URL 1
 0.0001
P6801 number of hospital beds 1
 0.0001
P7400 LibraryThing author ID 1
 0.0001
P2963 Goodreads author ID 2
 0.0001
P2038 ResearchGate profile ID 5
 0.0001
P1960 Google Scholar author ID 5
 0.0001
P4619 National Library of Brazil ID 1
 0.0001
P4012 Semantic Scholar author ID 3
 0.0001
P3153 Crossref funder ID 1
 0.0001
P1607 Dialnet author ID 1
 0.0001
P101 field of work 9
 0.0000
P355 subsidiary 1
 0.0000
P466 occupant 1
 0.0000
P800 notable work 2
 0.0000
P1278 Legal Entity Identifier 1
 0.0000
P937 work location 8
 0.0000
P6178 Dimensions author ID 3
 0.0000
P968 email address 4
 0.0000
P3500 Ringgold ID 2
 0.0000
P511 honorific prefix 1
 0.0000
P6782 ROR ID 2
 0.0000
P2427 GRID ID 2
 0.0000
P512 academic degree 2
 0.0000
P5034 National Library of Korea ID 1
 0.0000
P1329 phone number 2
 0.0000
P3065 RERO ID 1
 0.0000
P1416 affiliation 1
 0.0000
P2002 Twitter username 4
 0.0000
P271 CiNii author ID (books) 1
 0.0000
P6366 Microsoft Academic ID 3
 0.0000
P108 employer 12
 0.0000