@prefix this: <https://w3id.org/np/RAQSqBTZlQncJpiS67AaIWJkpZqR8VYdJXR6k28ZlQAws> .
@prefix sub: <https://w3id.org/np/RAQSqBTZlQncJpiS67AaIWJkpZqR8VYdJXR6k28ZlQAws#> .
@prefix np: <http://www.nanopub.org/nschema#> .
@prefix dct: <http://purl.org/dc/terms/> .
@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: np:hasAssertion sub:assertion;
    np:hasProvenance sub:provenance;
    np:hasPublicationInfo sub:pubinfo;
    a np:Nanopublication .
}

sub:assertion {
  sub:PNG dct:description "Portable Network Graphics (PNG) is a raster-graphics file format that supports lossless data compression.";
    a <http://www.w3.org/2002/07/owl#NamedIndividual>, <http://www.wikidata.org/entity/Q1572121>;
    rdfs:label "Portable Network Graphics";
    rdfs:seeAlso <https://en.wikipedia.org/wiki/PNG> .
}

sub:provenance {
  sub:assertion prov:wasDerivedFrom <https://en.wikipedia.org/wiki/PNG> .
}

sub:pubinfo {
  <http://www.wikidata.org/entity/Q1572121> nt:hasLabelFromApi "image file format - standardized means of organizing and storing digital images" .
  
  sub:sig npx:hasAlgorithm "RSA";
    npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC10AdiMIOPoRqVzOpx5uOpLHbJpVG+t6cYBYtgE6UrFss0yz8iyqRB+oPAcFCQqF2tSr0PcADCfHT8iTQv15u8xoKh6qQ7OBTPwDM8d+0bFIa1rLCY87dh6qfaaP6+l1tKFVwID9lBqPm0Li3SjYO7Cxgh5VCCjhQFRcSQ7kUDhQIDAQAB";
    npx:hasSignature "tbvLlh7zRaqXCMpNHlfbQYX58Ax+V1xscIiEp9uzOAN0bTu0Jg4psFHI2VNa8xJWHK/mG2sohSMnT/+Jt4k83RAvoP73p/hTBNDNfQspAA+PvndFH7PKU3pZZsj2oN9UMDKt1pNstNL8IzT18OhQkcJs13dZ1rHEjMhkY6PGaKQ=";
    npx:hasSignatureTarget this: .
  
  this: dct:created "2023-10-10T14:51:53.904Z"^^xsd:dateTime;
    dct:creator orcid:0009-0005-1460-7465;
    dct:license <https://creativecommons.org/licenses/by/4.0/>;
    npx:introduces sub:PNG;
    rdfs:label "Individual: Portable Network Graphics";
    nt:wasCreatedFromProvenanceTemplate <http://purl.org/np/RAcTpoh5Ra0ssqmcpOgWdaZ_YiPE6demO6cpw-2RvSNs8>;
    nt:wasCreatedFromPubinfoTemplate <http://purl.org/np/RAA2MfqdBCzmz9yVWjKLXNbyfBNcwsMmOqcNUxkk1maIM>,
      <http://purl.org/np/RAh1gm83JiG5M6kDxXhaYT1l49nCzyrckMvTzcPn-iv90>;
    nt:wasCreatedFromTemplate <http://purl.org/np/RAjAOvAXgovv5wmQ1ox0-AEzkxIiU9am-5qPk4iKQkCUU> .
}