@prefix dc: <http://purl.org/dc/terms/> .
@prefix this: <http://purl.org/np/RAbcUk_UoP7qdIqGIcnVZxTB_3wVh3DVQyAlKNv_5S6Ys> .
@prefix sub: <http://purl.org/np/RAbcUk_UoP7qdIqGIcnVZxTB_3wVh3DVQyAlKNv_5S6Ys#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix prov: <http://www.w3.org/ns/prov#> .
@prefix np: <http://www.nanopub.org/nschema#> .
@prefix orcid: <https://orcid.org/> .
@prefix nt: <https://w3id.org/np/o/ntemplate/> .
@prefix wikidata: <https://www.wikidata.org/wiki/> .
@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 {
  sub:policy dc:description "Metadata is preserved for at least 10 years.";
    dc:title "Persistence Policy of Metadata";
    a wikidata:Q1156854 .
}

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 "IWwjDjLM33950pxeUo5SS7fPyYHkyQFX8CYeO/JSpkdrKnSHWRktMkpIqZQnwWSE2Ph7P7vuFtuJXBiESpw/+tnsOH6orHiceEQann369m1Pg2e9wnoM2xMoEEwlXxHgkpzVtSY3EnKEgbVLW1RoPXdC99j+6Otgqi96b4sAiWs=";
    npx:hasSignatureTarget this: .
  
  this: dc:created "2020-06-25T15:42:39.265+02:00"^^xsd:dateTime;
    dc:creator orcid:0000-0002-1267-0234;
    npx:introduces sub:policy;
    nt:wasCreatedFromTemplate <http://purl.org/np/RAiJScivnC7cIizyu7Z_V_ExxcEHJnunCOFjBuJPlVHrA> .
}