@prefix this: <https://w3id.org/np/RA7cwLii68YY7EN15sKBAx-xs2CjKSByHYzNeIxFdwa2s> .
@prefix sub: <https://w3id.org/np/RA7cwLii68YY7EN15sKBAx-xs2CjKSByHYzNeIxFdwa2s/> .
@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 ns1: <http://purl.org/np/> .
@prefix prov: <http://www.w3.org/ns/prov#> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .

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

sub:assertion {
  <https://w3id.org/iadopt/variable/pHOfAqueousSolution> a <http://www.w3.org/2002/07/owl#NamedIndividual>,
      <https://w3id.org/iadopt/ont/Variable>;
    dct:description "the negative logarithm of the hydrogen ion activity that represents the acidity or alkalinity of an aqueous solution.";
    rdfs:label "pH of aqueous solution of substance", "pH of aqueous solution";
    rdfs:seeAlso <http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C45997>;
    <https://w3id.org/iadopt/ont/hasObjectOfInterest> sub:substance;
    <https://w3id.org/iadopt/ont/hasProperty> sub:pH .
}

sub:provenance {
  sub:assertion prov:wasAttributedTo orcid:0009-0002-2913-1293 .
}

sub:pubinfo {
  orcid:0009-0002-2913-1293 foaf:name "Christos Vasileiou" .
  
  this: dct:created "2026-01-26T09:57:08.477Z"^^xsd:dateTime;
    dct:creator orcid:0009-0002-2913-1293;
    dct:license <https://creativecommons.org/licenses/by/4.0/>;
    npx:introduces <https://w3id.org/iadopt/variable/pHOfAqueousSolution>;
    npx:supersedes <https://w3id.org/np/RAhn291uggVW_jAB17Xx-3lBIFhet1ZZsOo--nz97xAB8>;
    npx:wasCreatedAt <https://nanodash.knowledgepixels.com/>;
    nt:wasCreatedFromProvenanceTemplate ns1:RANwQa4ICWS5SOjw7gp99nBpXBasapwtZF1fIM3H2gYTM;
    nt:wasCreatedFromPubinfoTemplate <https://w3id.org/np/RA0J4vUn_dekg-U1kK3AOEt02p9mT2WO03uGxLDec1jLw>,
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    nt:wasCreatedFromTemplate <https://w3id.org/np/RAW9V0CJwl21Nrt_HwTGhfQcdT5fsUyRxkoMujzGcatGc> .
  
  sub:sig npx:hasAlgorithm "RSA";
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    npx:hasSignatureTarget this:;
    npx:signedBy orcid:0009-0002-2913-1293 .
}