Property talk:P9776

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e-Rad researcher number
identifier for researchers in Japan used in goverment-based research funding (from 1980s)

Associated item	Ministry of Education, Culture, Sports, Science and Technology (Q1054379)
Applicable "stated in" value	KAKEN (Q118144223)
Data type	External identifier
Corresponding template	no label (Q26131620)
Domain	human (Q5)
Allowed values	\d{8}
Example	Satoshi Ōmura (Q21061207) → 90050426 Shinya Yamanaka (Q80917) → 10295694 Masatoshi Koshiba (Q155773) → 00011461
Source	https://nrid.nii.ac.jp/en/search/?kw= https://nrid.nii.ac.jp/ja/search/?kw=
Formatter URL	https://nrid.nii.ac.jp/ja/nrid/10000$1 https://nrid.nii.ac.jp/en/nrid/10000$1
Tracking: differences	no label (Q120669035)
Tracking: local yes, WD no	no label (Q120669028)
Related to country	Japan (Q17) (See 145 others)
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 Most linked wikis 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 (total) Usage history (main statement) Chart by item creation date Map of people by place values: place of birth educated at work location residence place of death place of burial January 1st dates People with date of birth on January 1 People with date of death on January 1 People with both dates on January 1 Database reports/Complex constraint violations/P9776 Database reports/Constraint violations/P9776 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 15,493 Main statement 8,404 out of 277,008 (3% complete) 54.2% of uses Qualifier 3 <0.1% of uses Reference 7,086 45.7% of uses
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[create Create a translatable help page (preferably in English) for this property to be included here]

Type “human (Q5)”: item must contain property “instance of (P31)” with classes “human (Q5)” or their subclasses (defined using subclass of (P279)). (Help)

List of violations of this constraint: Database reports/Constraint violations/P9776#Type Q5, hourly updated report, SPARQL

Distinct values: this property likely contains a value that is different from all other items. (Help)

List of violations of this constraint: Database reports/Constraint violations/P9776#Unique value, hourly updated report, SPARQL (every item), SPARQL (by value)

Single value: this property generally contains a single value. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303). Known exceptions: Motoko Satō (Q11383920), Hotaka Tsukada (Q23878442), Miho Asaoka (Q92039297), Naoya Mimura (Q115176282), Yōichirō Miyamoto (Q24060689), Shin-ya Koyama (Q11459803), Minoru Kawada (Q11479037), Mari Kobayashi (Q11461762), Yasushi Suto (Q11664764), Takahiko Tanaka (Q116936680), Masashi Deguchi (Q114709420), Shunji Hosaka (Q17218237), Sachie Shindō (Q55177886)
List of violations of this constraint: Database reports/Constraint violations/P9776#Single value, SPARQL

Format “\d{8}”: value must be formatted using this pattern (PCRE syntax). (Help)

List of violations of this constraint: Database reports/Constraint violations/P9776#Format, hourly updated report, SPARQL

Scope is as main value (Q54828448), as reference (Q54828450): the property must be used by specified way only (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P9776#Scope, SPARQL

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. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P9776#Entity types

Conflicts with “instance of (P31): Wikimedia disambiguation page (Q4167410), Wikimedia category (Q4167836), Wikimedia list article (Q13406463), Wikimedia template (Q11266439), Wikimedia module (Q15184295)”: this property must not be used with the listed properties and values. (Help)

List of violations of this constraint: Database reports/Constraint violations/P9776#Conflicts with P31, hourly updated report, SPARQL

Label required in languages: ja: Entities using this property should have labels in one of the following languages: ja (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P9776#Label in 'ja' language, search, SPARQL

Invalid Researcher Number
Researcher Number that have wrong checksum (see ja:研究者番号) (Help)
Violations query: SELECT ?item ?value { { ?item wdt:P9776 ?value } UNION { ?statement pq:P9776 ?value . ?item ?p ?statement . ?prop wikibase:claim ?p } UNION { ?ref pr:P9776 ?value . ?statement prov:wasDerivedFrom ?ref . ?item ?p ?statement . ?prop wikibase:claim ?p } . FILTER( STRLEN(?value) = 8 ) . BIND( - xsd:integer(SUBSTR(?value, 1, 1)) + xsd:integer(SUBSTR(?value, 2, 1)) + xsd:integer(SUBSTR(?value, 4, 1)) + xsd:integer(SUBSTR(?value, 6, 1)) + xsd:integer(SUBSTR(?value, 8, 1)) + ( xsd:integer(SUBSTR(?value, 3, 1)) + xsd:integer(SUBSTR(?value, 5, 1)) + xsd:integer(SUBSTR(?value, 7, 1)) ) * 2 AS ?checksum ) . FILTER( FLOOR(?checksum / 10) != (?checksum / 10) ) } ORDER BY ?value
List of this constraint violations: Database reports/Complex constraint violations/P9776#Invalid Researcher Number

Pattern ^10000([0-9]{8})$ will be automatically replaced to \1. Testing: TODO list

This property is being used by: ja:Template:Kaken, ja:Template:研究者リゾルバー, ja:Template:研究者情報 ko:틀:Kaken Please notify projects that use this property before big changes (renaming, deletion, merge with another property, etc.)