@prefix ns2: <http://purl.org/dc/terms/> .
@prefix orcid: <https://orcid.org/> .
@prefix this: <http://purl.org/np/RAHlWlzoFzaDQ32R4mSj_n5BL-gp7m7FrkXHNV5wacFnI> .
@prefix sub: <http://purl.org/np/RAHlWlzoFzaDQ32R4mSj_n5BL-gp7m7FrkXHNV5wacFnI#> .
@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:step ns2: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""";
    a pplan:Step;
    rdfs:label "Cell from a Jupyter Lab notebook" .
}

sub:provenance {
  sub:assertion prov:generatedAtTime "2020-12-29T16:15:48.909465"^^xsd:dateTime .
}

sub:pubInfo {
  sub:sig npx:hasAlgorithm "RSA";
    npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDHcBtjfkmhqvHAg/vG73ky2txQkMk+QSrN6i+DvOGEXhv0g4hf89gqfg0gYIn8pHykxnrEyk6pC+3rcYVxqjsQ6l7XN/b2Q7FKKOJxt/qpLmrIe4/XNxVBeceTIdxrRy9r4dVBI4o5BzKFiNSM6PPToWtOoHR7obxL8gfRPfcXWQIDAQAB";
    npx:hasSignature "HhDVbue7RPqcDaX7GmaaP+5VXfK2TK628A2kElpeZqX9y7DgyOLu/hhTZqPsJJ5bt/v4iEOP+9/GVHr+eSUp4Dc2nuCrVShFCQ3eF8VvTaRjnVZcWpuwpgGaCzlSYlQoSrIM7lsJ4/I0gkPsdYLazkJ+KwuNf9hUm0u369TYewY=";
    npx:hasSignatureTarget this: .
  
  this: npx:introduces sub:step;
    prov:generatedAtTime "2020-12-29T16:15:48.909465"^^xsd:dateTime;
    prov:wasAttributedTo orcid:0000-0000-0000-0000 .
}