@prefix this: <https://w3id.org/np/RADVP6aiUj4NuMLlhhZNmfr71Z6IMY6kVZ6YW5jIi5u2o> .
@prefix sub: <https://w3id.org/np/RADVP6aiUj4NuMLlhhZNmfr71Z6IMY6kVZ6YW5jIi5u2o/> .
@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 {
  sub:get-quarterly-active-organic-user-count a <https://w3id.org/kpxl/grlc/grlc-query>;
    dct:description "Returns the number of active users per quarter since 2022. Two sequences of non-organic acquisition (as part of university course) are filtered out.";
    dct:license <http://www.apache.org/licenses/LICENSE-2.0>;
    rdfs:label "Get quarterly active organic user count";
    <https://w3id.org/kpxl/grlc/endpoint> <https://w3id.org/np/l/nanopub-query-1.1/repo/full>;
    <https://w3id.org/kpxl/grlc/sparql> """prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#>
prefix np: <http://www.nanopub.org/nschema#>
prefix npa: <http://purl.org/nanopub/admin/>
prefix npx: <http://purl.org/nanopub/x/>
prefix xsd: <http://www.w3.org/2001/XMLSchema#>
prefix dct: <http://purl.org/dc/terms/>
prefix prov: <http://www.w3.org/ns/prov#>
prefix foaf: <http://xmlns.com/foaf/0.1/>

select ?quarter (count(distinct ?userid) as ?usercount) where {
  { graph npa:graph {
    ?np npa:hasValidSignatureForPublicKey ?pubkey .
    ?np dct:creator ?userid .
    ?np dct:created ?date .
  } }
  union
  {
    graph npa:graph {
      ?np npa:hasValidSignatureForPublicKey ?pubkey .
      ?np np:hasAssertion ?assertion .
      ?np np:hasProvenance ?prov .
      ?np dct:created ?date .
    }
    graph ?prov {
      ?assertion prov:wasAttributedTo ?userid .
    }
  }
  filter not exists {
    graph npa:graph { ?np npa:hasSubIri ?userid . }
  }
  filter(str(?date) > \"2022\")
  filter(str(?date) < \"2023-10-03\" || str(?date) > \"2023-10-12\")
  filter(str(?date) < \"2024-09-27\" || str(?date) > \"2024-10-07\")
  bind(substr(str(?date), 0, 8) as ?month)
  bind(replace(?month, \"-0[1-3]$\", \"-Q1\") as ?quarter_temp1)
  bind(replace(?quarter_temp1, \"-0[4-6]$\", \"-Q2\") as ?quarter_temp2)
  bind(replace(?quarter_temp2, \"-0[7-9]$\", \"-Q3\") as ?quarter_temp3)
  bind(replace(?quarter_temp3, \"-1[0-9]$\", \"-Q4\") as ?quarter)
}
group by ?quarter
order by desc(?quarter)""" .
}

sub:provenance {
  sub:assertion prov:wasAttributedTo orcid:0000-0002-1267-0234 .
}

sub:pubinfo {
  orcid:0000-0002-1267-0234 foaf:name "Tobias Kuhn" .
  
  this: dct:created "2025-07-27T09:29:37.147Z"^^xsd:dateTime;
    dct:creator orcid:0000-0002-1267-0234;
    dct:license <https://creativecommons.org/licenses/by/4.0/>;
    npx:embeds sub:get-quarterly-active-organic-user-count;
    npx:supersedes <https://w3id.org/np/RAxbzOjj7pF5ltM_Khyf4ZgGmmi_oszSLlCbeabDWe50o>;
    npx:wasCreatedAt <https://nanodash.knowledgepixels.com/>;
    nt:wasCreatedFromProvenanceTemplate ns1:RANwQa4ICWS5SOjw7gp99nBpXBasapwtZF1fIM3H2gYTM;
    nt:wasCreatedFromPubinfoTemplate <https://w3id.org/np/RA0J4vUn_dekg-U1kK3AOEt02p9mT2WO03uGxLDec1jLw>,
      <https://w3id.org/np/RAoTD7udB2KtUuOuAe74tJi1t3VzK0DyWS7rYVAq1GRvw>, <https://w3id.org/np/RAukAcWHRDlkqxk7H2XNSegc1WnHI569INvNr-xdptDGI>;
    nt:wasCreatedFromTemplate <https://w3id.org/np/RAEFAt-QcFK0ZhqfvlsmS10BnzGJA0xwOICZXkO-ai87k> .
  
  sub:sig npx:hasAlgorithm "RSA";
    npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQD4Wj537OijfOWVtsHMznuXKISqBhtGDQZfdO6pbb4hg9EHMcUFGTLbWaPrP783PHv8HMAAPjvEkHLaOHMIknqhaIa5236lfBO3r+ljVdYBElBcLvROmwG+ZGtmPNZf7lMhI15xf5TfoaSa84AFRd5J2EXekK6PhaFQhRm1IpSYtwIDAQAB";
    npx:hasSignature "N36DMG2zcI4/kOy66yC0PlwWyZKDmAFHE9ej9jo2aqrQbUWqjbzQ2rhnToq4uGOo3d7lfE+75312HYHKQmAr5opx4YmkJZ4JefPpqE/NwLYWAuaKlceUlscULy+axNOrwiRLuccRl6NvW+o0a7W500KGbajMEjSW9IjLkj9Ex68=";
    npx:hasSignatureTarget this:;
    npx:signedBy orcid:0000-0002-1267-0234 .
}