As of 2022-03-07, the Wikidata property ISO standard (P503) is used on 642 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 264
 0.0001
P3743 ITU/ISO/IEC object identifier 249
 0.1151
P6366 Microsoft Academic ID 117
 0.0004
P2671 Google Knowledge Graph ID 107
 0.0000
P3381 File Format Wiki page ID 46
 0.0134
P3417 Quora topic ID 45
 0.0002
P2748 PRONOM file format identifier 23
 0.0097
P3266 Library of Congress Format Description Document ID 21
 0.0257
P2581 BabelNet ID 21
 0.0003
P244 Library of Congress authority ID 21
 0.0000
P10283 OpenAlex ID 20
 0.0002
P227 GND ID 18
 0.0000
P3553 Zhihu topic ID 16
 0.0011
P9100 GitHub topic 13
 0.0042
P8408 KBpedia ID 12
 0.0003
P268 Bibliothèque nationale de France ID 12
 0.0000
P2347 YSO ID 11
 0.0005
P1417 Encyclopædia Britannica Online ID 10
 0.0001
P6857 JIS standard 9
 0.0132
P8189 National Library of Israel J9U ID 9
 0.0001
P5688 ITU-T Recommendation 8
 0.0078
P5398 TDKIV term ID 8
 0.0021
P4839 Wolfram Language entity code 8
 0.0000
P3984 subreddit 7
 0.0006
P3641 Uniform Type Identifier 6
 0.0077
P1051 PSH ID 6
 0.0009
P1245 OmegaWiki Defined Meaning 6
 0.0005
P1014 Art & Architecture Thesaurus ID 6
 0.0002
P3222 NE.se ID 5
 0.0001
P4342 Store norske leksikon ID 5
 0.0001
P1296 Gran Enciclopèdia Catalana ID 5
 0.0000
P950 Biblioteca Nacional de España ID 5
 0.0000
P9151 Can I use feature ID 4
 0.0056
P5638 IEEE standard 4
 0.0052
P6611 Semantic Scholar topic ID 4
 0.0038
P6293 YSA ID 4
 0.0013
P8885 Namuwiki ID 4
 0.0011
P3827 JSTOR topic ID 4
 0.0002
P2163 FAST ID 4
 0.0000
P2689 BARTOC ID 3
 0.0030
P5429 IPTC NewsCode 3
 0.0021
P7927 Open Food Facts label 2
 0.0028
P4742 Uniform Resource Identifier Scheme 2
 0.0023
P8205 Mozilla Developer Network article 2
 0.0021
P6009 Techopedia ID 2
 0.0021
P6720 interwiki prefix at Wikimedia 2
 0.0019
P920 LEM ID 2
 0.0017
P2537 Free Software Directory entry 2
 0.0009
P4746 Elhuyar ZTH ID 2
 0.0003
P2037 GitHub username 2
 0.0002

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P3743 ITU/ISO/IEC object identifier 249
 0.1151
P3266 Library of Congress Format Description Document ID 21
 0.0257
P3381 File Format Wiki page ID 46
 0.0134
P6857 JIS standard 9
 0.0132
P2748 PRONOM file format identifier 23
 0.0097
P5688 ITU-T Recommendation 8
 0.0078
P3641 Uniform Type Identifier 6
 0.0077
P9151 Can I use feature ID 4
 0.0056
P5638 IEEE standard 4
 0.0052
P9100 GitHub topic 13
 0.0042
P6611 Semantic Scholar topic ID 4
 0.0038
P2689 BARTOC ID 3
 0.0030
P7927 Open Food Facts label 2
 0.0028
P4742 Uniform Resource Identifier Scheme 2
 0.0023
P8205 Mozilla Developer Network article 2
 0.0021
P6009 Techopedia ID 2
 0.0021
P5429 IPTC NewsCode 3
 0.0021
P5398 TDKIV term ID 8
 0.0021
P6720 interwiki prefix at Wikimedia 2
 0.0019
P920 LEM ID 2
 0.0017
P4460 Kaitai Struct format gallery ID 1
 0.0015
P6293 YSA ID 4
 0.0013
P9078 Discord invite ID 1
 0.0012
P9621 Treccani's Enciclopedia della Matematica ID 1
 0.0012
P4793 identifiers.org prefix 1
 0.0011
P4339 Radio Radicale organizer ID 1
 0.0011
P3553 Zhihu topic ID 16
 0.0011
P9128 Debian Package Tracker ID 1
 0.0011
P8885 Namuwiki ID 4
 0.0011
P6765 Guix Variable Name 1
 0.0010
P8605 Linked Open Data Cloud identifier 1
 0.0010
P1051 PSH ID 6
 0.0009
P2537 Free Software Directory entry 2
 0.0009
P7822 Italian Vikidia ID 1
 0.0007
P7829 English Vikidia ID 1
 0.0006
P3984 subreddit 7
 0.0006
P5604 archINFORM keyword ID 1
 0.0006
P2209 SourceForge project 1
 0.0006
P2167 UNSPSC Code 1
 0.0005
P8443 Homebrew formula name 1
 0.0005
P1245 OmegaWiki Defined Meaning 6
 0.0005
P8834 MetaSat ID 1
 0.0005
P7967 OpenBSD port 1
 0.0005
P3473 Ubuntu package 1
 0.0005
P1246 patent number 1
 0.0005
P2347 YSO ID 11
 0.0005
P7775 RationalWiki ID 1
 0.0004
P6366 Microsoft Academic ID 117
 0.0004
P7966 NetBSD package 1
 0.0004
P10077 Spanish Cultural Heritage thesauri ID 1
 0.0004