Property talk:P25

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YouTube channel ID
ID of the YouTube channel of a person or organisation (not to be confused with the name of the channel) The ID can also be used for music.youtube.com IDs.
RepresentsYouTube channel (Q2536)
Associated itemYouTube (Q2527)
Has qualitycase sensitive (Q2493)
Data typeExternal identifier
Domainhuman (Q4), organization (Q12), group of humans (Q13), database (Q605), work (Q568), YouTube channel (Q2536) or television channel (Q2534)
Allowed valuesUC[-_0-9A-Za-z]{21}[AQgw] (base64 hashed/salted serial identifier; different from human-readable username)
Usage notesThe human-readable username can be added as a "website username" (P68) qualifier, and the title of the channel can be provided with the "named as" (P82) qualifier.
Sourcehttps://youtube.com
https://www.youtube.com/gaming/games
Formatter URLhttps://www.youtube.com/channel/$1
https://music.youtube.com/channel/$1
https://www.youtube.com/feeds/videos.xml?channel_id=$1
Related to countryUnited States of America (Q671) (See 10 others)
Lists
Proposal discussion[not applicable Proposal discussion]
Search for values
[create Create a translatable help page (preferably in English) for this property to be included here]
Format “UC[-_0-9A-Za-z]{21}[AQgw]: value must be formatted using this pattern (PCRE syntax).
List of this constraint violations: Database reports/Constraint violations/P25#Format, hourly updated report, SPARQL
Conflicts with “website account on (P390): YouTube (Q2527), YouTube Premium (Q2539): this property must not be used with the listed properties and values.
List of this constraint violations: Database reports/Constraint violations/P25#Conflicts with, hourly updated report, SPARQL
Distinct values: this property likely contains a value that is different from all other items.
Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/P25#Unique value, SPARQL (every item), SPARQL (by value)

constraint “conflicts-with constraint (Q798)” declaration error: “required qualifier “property (P341)” is missing”.

Scope is as main value (Q793), as qualifier (Q792), as reference (Q780): the property must be used by specified way only
Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/P25#scope, SPARQL
Allowed entity types are Wikibase item datatype (Q799): the property may only be used on a certain entity type
Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/P25#allowed entity types