Property talk:P2042

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Artsy artist ID
identifier at the Artsy website

Represents	Artsy (Q4796642)
Associated item	Artsy (Q4796642), Artsy (Q4796642)
Applicable "stated in" value	Artsy (Q4796642)
Data type	External identifier
Domain	According to this template: humans (artists) According to statements in the property: person (Q215627) or group of humans (Q16334295) When possible, data should only be stored as statements
Allowed values	[a-z0-9-]{8,50} (generic string, 8 to 50 lowercase letters, digits or dashes, no spaces)
Example	Vincent van Gogh (Q5582) → vincent-van-gogh Marc Séguin (Q3288419) → marc-seguin
Formatter URL	https://www.artsy.net/artist/$1
Tracking: usage	Category:Pages using Wikidata property P2042 (Q45312082)
See also	Artsy gene (P2411), Visual AIDS Artist+ Registry ID (P7926)
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Items with the most identifier properties Items with no other external identifier Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history Chart by item creation date Mix'n'match (Report) Database reports/Humans with missing claims/P2042 Database reports/Constraint violations/P2042 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 17,338 Main statement 15,348 out of 50,000 (31% complete) 88.5% of uses Qualifier 5 <0.1% of uses Reference 1,985 11.4% of uses
Search for values

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Distinct values: this property likely contains a value that is different from all other items. (Help) List of this constraint violations: Database reports/Constraint violations/P2042#Unique value, hourly updated report, SPARQL (every item), SPARQL (by value), SPARQL (new)

Single value: this property generally contains a single value. (Help) Exceptions are possible as rare values may exist. Known exceptions: François Bonvin (Q1357683), Bror Julius Olsson Nordfeldt (Q4975372), Lawrence Lebduska (Q6504314), Gorham Manufacturing Company (Q48386771) List of this constraint violations: Database reports/Constraint violations/P2042#Single value, SPARQL, SPARQL (new)

Format “[a-z0-9-]{2,60}”: value must be formatted using this pattern (PCRE syntax). (Help) List of this constraint violations: Database reports/Constraint violations/P2042#Format, hourly updated report, SPARQL, SPARQL (new)

Type “person (Q215627), group of humans (Q16334295)”: element must contain property “instance of (P31)” with classes “person (Q215627), group of humans (Q16334295)” or their subclasses (defined using subclass of (P279)). (Help) Exceptions are possible as rare values may exist. List of this constraint violations: Database reports/Constraint violations/P2042#type Q215627, Q16334295, SPARQL, SPARQL (new)

Item “occupation (P106)”: Items with this property should also have “occupation (P106)”. (Help) Exceptions are possible as rare values may exist. Known exceptions: Gorham Manufacturing Company (Q48386771) List of this constraint violations: Database reports/Constraint violations/P2042#Item P106, search, SPARQL, SPARQL (new)

Item “instance of (P31)”: Items with this property should also have “instance of (P31)”. (Help) List of this constraint violations: Database reports/Constraint violations/P2042#Item P31, hourly updated report, search, SPARQL, SPARQL (new)

Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help) Exceptions are possible as rare values may exist. List of this constraint violations: Database reports/Constraint violations/P2042#allowed entity types, SPARQL (new)