@prefix this: <http://purl.org/np/RAFgrqMlzviz7Bpo4eLU4epvSWp1spQBc2pBEN1Fouv7g> .
@prefix sub: <http://purl.org/np/RAFgrqMlzviz7Bpo4eLU4epvSWp1spQBc2pBEN1Fouv7g#> .
@prefix bpmn: <http://dkm.fbk.eu/index.php/BPMN2_Ontology#> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix np: <http://www.nanopub.org/nschema#> .
@prefix npx: <http://purl.org/nanopub/x/> .
@prefix pplan: <http://purl.org/net/p-plan#> .
@prefix prov: <http://www.w3.org/ns/prov#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

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

sub:assertion {
  sub:a a "int", pplan:Variable .
  
  sub:sqrt_output1 a "float", pplan:Variable .
  
  sub:step dcterms:description """@mark_as_fairstep(label='square root', is_script_task=True)
def sqrt(a: int) -> float:
    \"\"\"
    Computational step taking the square root of an integer.
    \"\"\"
    return a ** 0.5
""";
    pplan:hasInputVar sub:a;
    pplan:hasOutputVar sub:sqrt_output1;
    a bpmn:ScriptTask, pplan:Step;
    rdfs:label "square root" .
}

sub:provenance {
  sub:assertion prov:generatedAtTime "2020-12-29T16:24:09.371933"^^xsd:dateTime .
}

sub:pubInfo {
  sub:sig npx:hasAlgorithm "RSA";
    npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDHcBtjfkmhqvHAg/vG73ky2txQkMk+QSrN6i+DvOGEXhv0g4hf89gqfg0gYIn8pHykxnrEyk6pC+3rcYVxqjsQ6l7XN/b2Q7FKKOJxt/qpLmrIe4/XNxVBeceTIdxrRy9r4dVBI4o5BzKFiNSM6PPToWtOoHR7obxL8gfRPfcXWQIDAQAB";
    npx:hasSignature "Tj2pTYZY9BbPvqADTT3NFR3sYT5h1clDy38oGziLj9C3zIIs11Jv4oZPPd/bzV1skWRUE2Iq+UiMr5WbTE5nXHiX27gbqnV98D9NzH/mNJ2pnzaJQutrWcvyYExd8e8/FhTit9CCXM2/2AJ6e9Tlz14JREvnoPUrkfiBA/bEh/E=";
    npx:hasSignatureTarget this: .
  
  this: npx:introduces sub:step;
    prov:generatedAtTime "2020-12-29T16:24:09.371933"^^xsd:dateTime;
    prov:wasAttributedTo <https://orcid.org/0000-0000-0000-0000> .
}