@prefix schema: <http://schema.org/> .
@prefix this: <http://purl.org/np/RAGMbJO24wqPH0uR6B0AfUgKb5P1jfY6rvrs555cK8ZN4> .
@prefix sub: <http://purl.org/np/RAGMbJO24wqPH0uR6B0AfUgKb5P1jfY6rvrs555cK8ZN4#> .
@prefix np: <http://www.nanopub.org/nschema#> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix pav: <http://purl.org/pav/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix nt: <https://w3id.org/np/o/ntemplate/> .
@prefix npx: <http://purl.org/nanopub/x/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix orcid: <https://orcid.org/> .
@prefix prov: <http://www.w3.org/ns/prov#> .

sub:Head {
  this: a np:Nanopublication;
    np:hasAssertion sub:assertion;
    np:hasProvenance sub:provenance;
    np:hasPublicationInfo sub:pubinfo .
}

sub:assertion {
  dct:title rdfs:label "has the title" .
  
  sub:article a nt:ExternalUriPlaceholder, nt:IntroducedResource;
    rdfs:label "DOI of the article (starting with https://doi.org/10...)" .
  
  sub:article-type a nt:RestrictedChoicePlaceholder;
    rdfs:label "The type of the article";
    nt:hasDefaultValue <http://purl.org/spar/fabio/ScholarlyWork>;
    nt:hasRegex "https://doi.org/10.+";
    nt:possibleValue <http://purl.org/spar/fabio/InUsePaper>, <http://purl.org/spar/fabio/MethodsPaper>,
      <http://purl.org/spar/fabio/PositionPaper>, <http://purl.org/spar/fabio/ResearchPaper>,
      <http://purl.org/spar/fabio/ResourcePaper>, <http://purl.org/spar/fabio/ReviewPaper>,
      <http://purl.org/spar/fabio/ScholarlyWork> .
  
  sub:assertion a nt:AssertionTemplate, nt:UnlistedTemplate;
    dct:description "Such a nanopublication contains the main high-level metadata about a scholarly article, including title, authors, and links to other nanopublications.";
    rdfs:label "Describing core article metadata";
    nt:hasStatement sub:st01, sub:st02, sub:st10, sub:st21;
    nt:hasTag "Journals" .
  
  sub:author a nt:ExternalUriPlaceholder;
    rdfs:label "ORCID ID of the author (starting with https://orcid.org/...)";
    nt:hasRegex "https://orcid.org/[0-9]{4}-[0-9]{4}-[0-9]{4}-[0-9]{3}[0-9X]" .
  
  sub:author-email a nt:LiteralPlaceholder;
    rdfs:label "email address of author";
    nt:hasRegex "[A-Za-z0-9._+\\-\\']+@[A-Za-z0-9.\\-]+\\.[A-Za-z]{2,}" .
  
  sub:author-name a nt:LiteralPlaceholder;
    rdfs:label "full name of author" .
  
  sub:author-with-email a nt:RestrictedChoicePlaceholder;
    rdfs:label "Select author to specify an email address for";
    nt:possibleValue sub:author .
  
  sub:st01 rdf:object sub:article-type;
    rdf:predicate rdf:type;
    rdf:subject sub:article .
  
  sub:st02 rdf:object sub:title;
    rdf:predicate dct:title;
    rdf:subject sub:article .
  
  sub:st10 a nt:GroupedStatement, nt:RepeatableStatement;
    nt:hasStatement sub:st11, sub:st12, sub:st13 .
  
  sub:st11 rdf:object sub:author;
    rdf:predicate pav:authoredBy;
    rdf:subject sub:article .
  
  sub:st12 rdf:object <http://xmlns.com/foaf/0.1/Person>;
    rdf:predicate rdf:type;
    rdf:subject sub:author .
  
  sub:st13 rdf:object sub:author-name;
    rdf:predicate schema:name;
    rdf:subject sub:author .
  
  sub:st21 a nt:OptionalStatement;
    rdf:object sub:author-email;
    rdf:predicate schema:email;
    rdf:subject sub:author-with-email .
  
  sub:title a nt:LiteralPlaceholder;
    rdfs:label "The title of the article" .
  
  pav:authoredBy rdfs:label "is authored by" .
  
  <http://purl.org/spar/fabio/InUsePaper> rdfs:label "in-use paper - A scholarly work that describes applied and validated solutions such as software tools, systems or architectures that benefit from the use of the technology of a particular scholarly domain." .
  
  <http://purl.org/spar/fabio/MethodsPaper> rdfs:label "methods paper - A scholarly work detailing a method, procedure or experimental protocol employed in a particular scholarly domain." .
  
  <http://purl.org/spar/fabio/PositionPaper> rdfs:label "position paper - A scholarly work that reports a particular intellectual position or viewpoint regarding a particular scholarly topic." .
  
  <http://purl.org/spar/fabio/ResearchPaper> rdfs:label "research paper - A scholarly work that reports original research contributions addressing theoretical, analytical or experimental aspects of a particular scholarly domain." .
  
  <http://purl.org/spar/fabio/ResourcePaper> rdfs:label "resource paper - A scholarly work that describes resources developed to provide experimental materials or facilities, support a research hypothesis, to provide answers to a research question, or that have contributed to the generation of novel scientific work." .
  
  <http://purl.org/spar/fabio/ReviewPaper> rdfs:label "review paper - A scholarly work that surveys the state of the art of topics central to a particular subject or relating to a specific domain (e.g. the scope of a certain journal or conference)." .
  
  <http://purl.org/spar/fabio/ScholarlyWork> rdfs:label "scholarly work - A general term that includes all other listed types" .
  
  schema:email rdfs:label "has the email address" .
  
  schema:name rdfs:label "has the name" .
  
  rdf:type rdfs:label "is a" .
  
  <http://xmlns.com/foaf/0.1/Person> rdfs:label "person" .
}

sub:provenance {
  sub:assertion prov:wasAttributedTo orcid:0000-0002-1267-0234 .
}

sub:pubinfo {
  sub:sig npx:hasAlgorithm "RSA";
    npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCjDGQCS1S+SRnERDuYDXOugdYUP0efEquHJEEHAbU/uLzBVlga89zqrNPCS7fBE6lArBUWEmT8eLKdMapyqvAzI1J3jUWTMhDJF+XFBkUiuiFfNSc4vJJcmi0yujtnuzXsRIG202jyaP4f5ULoskFwaZOSBZJfiE0dsB3D7DTIAQIDAQAB";
    npx:hasSignature "e09G1ce10GHPrPWEecV3KfewjFe/LWxKRyh67pxMkmgY+BfxLwzkH8koAsyyQBj7sQXMP9h05g3LdcyMLR/FZ3vh08GBghrDQs4wWwD78+vnC4RfyqqEF6kffR5+4SMKfrzvPeedO2KulWd8a+nYnUr4oVDTf4RdGoBOOCl7wKM=";
    npx:hasSignatureTarget this: .
  
  this: dct:created "2023-07-21T07:58:05.348Z"^^xsd:dateTime;
    dct:creator orcid:0000-0002-1267-0234;
    dct:license <https://creativecommons.org/licenses/by/4.0/>;
    npx:supersedes <http://purl.org/np/RAvpM4dNXus1qTcG-0Zw5antcEv485M2EjLaAiq-FzCm4>;
    nt:wasCreatedFromProvenanceTemplate <http://purl.org/np/RANwQa4ICWS5SOjw7gp99nBpXBasapwtZF1fIM3H2gYTM>;
    nt:wasCreatedFromPubinfoTemplate <http://purl.org/np/RAA2MfqdBCzmz9yVWjKLXNbyfBNcwsMmOqcNUxkk1maIM>,
      <http://purl.org/np/RAh1gm83JiG5M6kDxXhaYT1l49nCzyrckMvTzcPn-iv90>, <http://purl.org/np/RAjpBMlw3owYhJUBo3DtsuDlXsNAJ8cnGeWAutDVjuAuI>;
    nt:wasCreatedFromTemplate <http://purl.org/np/RA5awHTBKJwv0iGa1au6zAor35CtkO-ZQDglzUuq8AT88> .
}