@prefix this: <https://w3id.org/np/RALmzqHlrRfeTD8ESZdKFyDNYY6eFuyQ8GAe_4N5eVytc> .
@prefix sub: <https://w3id.org/np/RALmzqHlrRfeTD8ESZdKFyDNYY6eFuyQ8GAe_4N5eVytc#> .
@prefix np: <http://www.nanopub.org/nschema#> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix nt: <https://w3id.org/np/o/ntemplate/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix orcid: <https://orcid.org/> .
@prefix ns1: <http://purl.org/np/> .
@prefix prov: <http://www.w3.org/ns/prov#> .
@prefix npx: <http://purl.org/nanopub/x/> .

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

sub:assertion {
  dct:created rdfs:label "was created on - date and time when the nanopublication was created" .
  
  sub:assertion a nt:PubinfoTemplate, nt:UnlistedTemplate;
    rdfs:label "optional creation date";
    nt:hasStatement sub:st1 .
  
  sub:datetime a nt:LiteralPlaceholder;
    rdfs:label "timestamp of the nanopublication" .
  
  sub:st1 rdf:object sub:datetime;
    rdf:predicate dct:created;
    rdf:subject nt:NANOPUB;
    a nt:OptionalStatement, nt:RepeatableStatement .
}

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

sub:pubinfo {
  sub:sig npx:hasAlgorithm "RSA";
    npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCwUtewGCpT5vIfXYE1bmf/Uqu1ojqnWdYxv+ySO80ul8Gu7m8KoyPAwuvaPj0lvPtHrg000qMmkxzKhYknEjq8v7EerxZNYp5B3/3+5ZpuWOYAs78UnQVjbHSmDdmryr4D4VvvNIiUmd0yxci47dTFUj4DvfHnGd6hVe5+goqdcwIDAQAB";
    npx:hasSignature "au4cB2Yki6pvxKWAgNsuouyIL75gsty47DZJtgERcj47VxMDgrtJLfwIvdfIFT/OVtMg1yiEZvMEeWx5KC966hKrvBcnN67KsCXTYus/qlamRLSJE7AzWMoyNyAfLz38NkkxxxYl6aRmEeXR3Wpdk7fzEXME6xBV6pD/Qb5O/A4=";
    npx:hasSignatureTarget this: .
  
  this: dct:created "2023-11-13T12:44:25.220+01:00"^^xsd:dateTime;
    dct:creator orcid:0000-0002-1267-0234;
    dct:license <https://creativecommons.org/licenses/by/4.0/>;
    rdfs:label "Pubinfo template: optional creation date";
    nt:wasCreatedFromProvenanceTemplate ns1:RANwQa4ICWS5SOjw7gp99nBpXBasapwtZF1fIM3H2gYTM;
    nt:wasCreatedFromPubinfoTemplate ns1:RAA2MfqdBCzmz9yVWjKLXNbyfBNcwsMmOqcNUxkk1maIM,
      ns1:RAh1gm83JiG5M6kDxXhaYT1l49nCzyrckMvTzcPn-iv90;
    nt:wasCreatedFromTemplate ns1:RAdRCvpGWTW0lTGKktdw7JxFinmnVEN0EwFEWHrh7W1Nc .
}