As of 2022-03-07, the Wikidata property ProofWiki ID (P6781) is used on 57 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
P646 Freebase ID 32
0.0000
P6366 Microsoft Academic ID 29
0.0001
P2812 MathWorld identifier 22
0.0050
P4215 nLab ID 17
0.0043
P1417 Encyclopædia Britannica Online ID 14
0.0001
P2671 Google Knowledge Graph ID 12
0.0000
P10283 OpenAlex ID 11
0.0001
P7554 Encyclopedia of Mathematics wiki ID 8
0.0235
P244 Library of Congress authority ID 8
0.0000
P3827 JSTOR topic ID 7
0.0003
P8189 National Library of Israel J9U ID 7
0.0000
P268 Bibliothèque nationale de France ID 6
0.0000
P2924 Great Russian Encyclopedia Online ID 5
0.0001
P349 National Diet Library ID 5
0.0000
P3417 Quora topic ID 5
0.0000
P508 BNCF Thesaurus ID 4
0.0002
P1296 Gran Enciclopèdia Catalana ID 4
0.0000
P227 GND ID 4
0.0000
P6564 Brilliant Wiki ID 3
0.0086
P4342 Store norske leksikon ID 3
0.0000
P269 IdRef ID 3
0.0000
P214 VIAF ID 3
0.0000
P5106 Dictionary of Algorithms and Data Structures ID 2
0.0034
P9545 Encyclopedia of China Online Database ID 2
0.0004
P1051 PSH ID 2
0.0003
P8947 Museo Galileo authority ID 2
0.0001
P7666 Visuotinė lietuvių enciklopedija ID 2
0.0001
P3219 Encyclopædia Universalis ID 2
0.0001
P7305 Online PWN Encyclopedia ID 2
0.0001
P1556 zbMATH author ID 2
0.0000
P2581 BabelNet ID 2
0.0000
P3987 SHARE Catalogue author ID 2
0.0000
P648 Open Library ID 2
0.0000
P2163 FAST ID 2
0.0000
P1006 Nationale Thesaurus voor Auteurs ID 2
0.0000
P1207 NUKAT ID 2
0.0000
P7902 Deutsche Biographie (GND) ID 2
0.0000
P213 ISNI 2
0.0000
P7859 WorldCat Identities ID 2
0.0000
P9982 IGI Global Dictionary ID 1
0.0112
P7726 PlanetMath ID 1
0.0086
P3285 Mathematics Subject Classification ID 1
0.0043
P5047 Rosetta Code ID 1
0.0037
P3235 PhilPapers topic 1
0.0013
P3123 Stanford Encyclopedia of Philosophy ID 1
0.0009
P7311 Aozora Bunko author ID 1
0.0006
P6900 NicoNicoPedia ID 1
0.0004
P1563 MacTutor biography ID 1
0.0003
P8885 Namuwiki ID 1
0.0003
P1150 Regensburg Classification 1
0.0003

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P7554 Encyclopedia of Mathematics wiki ID 8
0.0235
P9982 IGI Global Dictionary ID 1
0.0112
P7726 PlanetMath ID 1
0.0086
P6564 Brilliant Wiki ID 3
0.0086
P2812 MathWorld identifier 22
0.0050
P3285 Mathematics Subject Classification ID 1
0.0043
P4215 nLab ID 17
0.0043
P5047 Rosetta Code ID 1
0.0037
P5106 Dictionary of Algorithms and Data Structures ID 2
0.0034
P3235 PhilPapers topic 1
0.0013
P3123 Stanford Encyclopedia of Philosophy ID 1
0.0009
P7311 Aozora Bunko author ID 1
0.0006
P9545 Encyclopedia of China Online Database ID 2
0.0004
P6900 NicoNicoPedia ID 1
0.0004
P1051 PSH ID 2
0.0003
P1563 MacTutor biography ID 1
0.0003
P8885 Namuwiki ID 1
0.0003
P3827 JSTOR topic ID 7
0.0003
P1150 Regensburg Classification 1
0.0003
P508 BNCF Thesaurus ID 4
0.0002
P4724 Maitron ID 1
0.0002
P6058 Larousse ID 1
0.0002
P3569 Cultureel Woordenboek ID 1
0.0002
P4746 Elhuyar ZTH ID 1
0.0002
P8947 Museo Galileo authority ID 2
0.0001
P7033 Australian Educational Vocabulary ID 1
0.0001
P7666 Visuotinė lietuvių enciklopedija ID 2
0.0001
P10283 OpenAlex ID 11
0.0001
P5063 Interlingual Index ID 1
0.0001
P6366 Microsoft Academic ID 29
0.0001
P7400 LibraryThing author ID 1
0.0001
P2924 Great Russian Encyclopedia Online ID 5
0.0001
P3965 Bridgeman artist ID 1
0.0001
P8349 Proleksis enciklopedija ID 1
0.0001
P4619 National Library of Brazil ID 1
0.0001
P1417 Encyclopædia Britannica Online ID 14
0.0001
P8094 GeneaStar person ID 1
0.0001
P10242 Lur Encyclopedic Dictionary ID 1
0.0001
P1938 Project Gutenberg author ID 1
0.0001
P3219 Encyclopædia Universalis ID 2
0.0001
P7305 Online PWN Encyclopedia ID 2
0.0001
P4212 PACTOLS thesaurus ID 1
0.0001
P7865 CoBiS author ID 1
0.0001
P6698 Japan Search name ID 1
0.0001
P7818 French Vikidia ID 1
0.0000
P1375 NSK ID 1
0.0000
P1556 zbMATH author ID 2
0.0000
P7929 Roglo person ID 1
0.0000
P7982 Hrvatska enciklopedija ID 1
0.0000
P8189 National Library of Israel J9U ID 7
0.0000