As of 2022-03-07, the Wikidata property Declarator.org ID (P1883) is used on 1,444 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
P2671 Google Knowledge Graph ID 1,032
0.0001
P646 Freebase ID 382
0.0001
P214 VIAF ID 364
0.0001
P7859 WorldCat Identities ID 288
0.0002
P244 Library of Congress authority ID 233
0.0002
P213 ISNI 188
0.0001
P10033 Biografija.ru ID 168
0.0104
P227 GND ID 152
0.0001
P2002 Twitter username 149
0.0005
P2003 Instagram username 148
0.0009
P3185 VK ID 138
0.0151
P2013 Facebook ID 137
0.0006
P9510 Forbes Russia profile ID 130
0.0628
P2924 Great Russian Encyclopedia Online ID 101
0.0020
P345 IMDb ID 89
0.0001
P1207 NUKAT ID 83
0.0002
P269 IdRef ID 80
0.0001
P691 NKCR AUT ID 76
0.0002
P2604 Kinopoisk person ID 75
0.0007
P2163 FAST ID 75
0.0002
P1006 Nationale Thesaurus voor Auteurs ID 73
0.0001
P3258 LiveJournal ID 71
0.0217
P7293 PLWABN ID 70
0.0002
P6081 RIA Novosti reference 64
0.0261
P1331 PACE member ID 57
0.0068
P5163 Odnoklassniki ID 47
0.0196
P1284 Munzinger person ID 45
0.0014
P3417 Quora topic ID 43
0.0002
P2397 YouTube channel ID 41
0.0006
P2943 warheroes.ru ID 40
0.0022
P4985 TMDb person ID 38
0.0002
P3789 Telegram username 37
0.0096
P1368 LNB ID 33
0.0007
P4342 Store norske leksikon ID 33
0.0004
P3368 Prabook ID 32
0.0001
P268 Bibliothèque nationale de France ID 32
0.0001
P6219 TASS reference 29
0.0187
P1741 GTAA ID 28
0.0007
P8286 Olympedia people ID 28
0.0002
P8189 National Library of Israel J9U ID 24
0.0001
P1153 Scopus author ID 24
0.0000
P1417 Encyclopædia Britannica Online ID 23
0.0001
P8879 Kinorium person ID 22
0.0079
P5587 Libris-URI 22
0.0002
P906 SELIBR ID 21
0.0003
P4252 All-Russian Mathematical Portal ID 20
0.0042
P2605 ČSFD person ID 20
0.0002
P8079 elibrary.ru person ID 19
0.0036
P1695 NLP ID (unique) 19
0.0003
P1447 Sports-Reference.com Olympic athlete ID (archived) 19
0.0001

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P9510 Forbes Russia profile ID 130
0.0628
P6081 RIA Novosti reference 64
0.0261
P3258 LiveJournal ID 71
0.0217
P5163 Odnoklassniki ID 47
0.0196
P6219 TASS reference 29
0.0187
P3185 VK ID 138
0.0151
P7475 dp.ru person ID 17
0.0116
P10033 Biografija.ru ID 168
0.0104
P3789 Telegram username 37
0.0096
P6384 Viperson ID 13
0.0089
P8879 Kinorium person ID 22
0.0079
P9917 Peoples.ru person ID 10
0.0068
P1331 PACE member ID 57
0.0068
P10131 The Parliamentary Newspaper ID 9
0.0062
P10072 State Duma person ID 8
0.0055
P4252 All-Russian Mathematical Portal ID 20
0.0042
P8079 elibrary.ru person ID 19
0.0036
P947 RSL ID (person) 9
0.0032
P6739 Smotrim.ru actor profile ID 5
0.0029
P10047 Federation Council person ID 4
0.0028
P7029 National Library of Russia ID 17
0.0024
P10052 Vokrug.tv person ID 4
0.0023
P2943 warheroes.ru ID 40
0.0022
P10128 Dissernet person ID 3
0.0021
P9826 Great Encyclopedia of Cyril and Methodius entry ID 3
0.0020
P2924 Great Russian Encyclopedia Online ID 101
0.0020
P4211 Bashkir encyclopedia (Russian version) ID (former scheme) 5
0.0020
P8816 Yandex Zen ID 3
0.0019
P6210 LIGA profile 3
0.0018
P7808 kino-teatr.ru person ID 6
0.0017
P2030 NASA biographical ID 3
0.0016
P3388 LittleSis people ID 7
0.0014
P10347 World Economic Forum ID 2
0.0014
P6421 infosport.ru person ID 3
0.0014
P1284 Munzinger person ID 45
0.0014
P7301 Al-Jazeera topic ID 2
0.0014
P9730 Chidlovski.Com USSR national ice hockey team player ID 2
0.0013
P7085 TikTok username 8
0.0013
P3479 Omni topic ID 3
0.0012
P6624 FSkate.ru skater ID 3
0.0012
P10097 7 Days person ID 2
0.0012
P6385 Krugosvet article 9
0.0012
P6980 LB.ua dossier ID 2
0.0011
P5212 Armenian National Academy of Sciences ID 2
0.0011
P6317 RusTeam player ID 2
0.0010
P2003 Instagram username 148
0.0009
P7039 National Library of Iceland ID 2
0.0009
P1285 Munzinger Sport number 12
0.0009
P4210 Bashkir encyclopedia (Bashkir version) ID (former scheme) 2
0.0008
P2847 Google+ ID 6
0.0008