Nanopublication

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ID

https://w3id.org/np/RA1MM3LUlb3bt6CM0FnxTW3k31C4iVNTFYjcjrJYLO8ik

Formats

.trig | .trig.txt | .jelly | .jelly.txt | .jsonld | .jsonld.txt | .nq | .nq.txt | .xml | .xml.txt

Content

@prefix this: <https://w3id.org/np/RA1MM3LUlb3bt6CM0FnxTW3k31C4iVNTFYjcjrJYLO8ik> .
@prefix sub: <https://w3id.org/np/RA1MM3LUlb3bt6CM0FnxTW3k31C4iVNTFYjcjrJYLO8ik/> .
@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 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-user-introductions a <https://w3id.org/kpxl/grlc/grlc-query>;
    dct:description "Returns the introduction nanopublications of a given user (creation date, key location, declared public-key hashes), plus session-relative flags from the viewer's local key (?__LOCALPUBKEY_multi): whether each intro declares it and conditional retract/derive targets driving the per-row actions.";
    dct:license <http://www.apache.org/licenses/LICENSE-2.0>;
    rdfs:label "Get user introductions";
    <https://w3id.org/kpxl/grlc/endpoint> <https://w3id.org/np/l/nanopub-query-1.1/repo/type/77757cabf6184c51c20b8b0fe5dc5e1365b7f628448335184ad54319a0affdfc>;
    <https://w3id.org/kpxl/grlc/sparql> """prefix np: <http://www.nanopub.org/nschema#>
prefix npx: <http://purl.org/nanopub/x/>
prefix npa: <http://purl.org/nanopub/admin/>
prefix dct: <http://purl.org/dc/terms/>

select (max(?date0) as ?date) (sample(str(?keyLocation)) as ?location)
       (group_concat(distinct ?keyHash; separator=\", \") as ?keys) ?np (\"^\" as ?np_label)
       (if(sum(?isLocal) > 0, \"true\", \"\") as ?declares_local_key)
       (if(sum(?isLocal) > 0 && ?localCount > 1, str(?np), \"\") as ?retract_target)
       (if(sum(?isLocal) = 0 && ?localCount = 0 && max(?lpkBound) > 0, str(?np), \"\") as ?derive_target)
where {
  values ?__LOCALPUBKEY_multi {}
  graph npa:graph {
    ?np npa:hasValidSignatureForPublicKey ?introPubkey .
    filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKey ?introPubkey . }
    ?np dct:created ?date0 .
    ?np np:hasAssertion ?a .
  }
  graph ?a {
    ?keydeclaration npx:declaredBy ?_user_iri .
    ?keydeclaration npx:hasPublicKey ?pubkey .
    optional { ?keydeclaration npx:hasKeyLocation ?keyLocation . }
    bind(substr(sha256(?pubkey), 1, 10) as ?keyHash)
  }
  bind(coalesce(if(str(?pubkey) = str(?__LOCALPUBKEY_multi), 1, 0), 0) as ?isLocal)
  bind(if(bound(?__LOCALPUBKEY_multi), 1, 0) as ?lpkBound)
  {
    select (count(distinct ?lnp) as ?localCount) where {
      values ?__LOCALPUBKEY_multi {}
      graph npa:graph {
        ?lnp npa:hasValidSignatureForPublicKey ?lk2 .
        filter not exists { ?lnpx npx:invalidates ?lnp ; npa:hasValidSignatureForPublicKey ?lk2 . }
        ?lnp np:hasAssertion ?la .
      }
      graph ?la { ?lkd npx:declaredBy ?_user_iri ; npx:hasPublicKey ?lpubkey . }
      filter(coalesce(str(?lpubkey) = str(?__LOCALPUBKEY_multi), false))
    }
  }
}
group by ?np ?localCount
order by desc(max(?date0))""" .
}

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 "2026-06-08T15:42:35Z"^^xsd:dateTime;
    dct:creator orcid:0000-0002-1267-0234;
    dct:license <https://creativecommons.org/licenses/by/4.0/>;
    npx:embeds sub:get-user-introductions;
    npx:supersedes <https://w3id.org/np/RAJTZRxP4N4xuvA7-F1N59htYOee8RjUJhFUoj1AUzZDQ>;
    nt:wasCreatedFromProvenanceTemplate <https://w3id.org/np/RA7lSq6MuK_TIC6JMSHvLtee3lpLoZDOqLJCLXevnrPoU>;
    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 "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCwUtewGCpT5vIfXYE1bmf/Uqu1ojqnWdYxv+ySO80ul8Gu7m8KoyPAwuvaPj0lvPtHrg000qMmkxzKhYknEjq8v7EerxZNYp5B3/3+5ZpuWOYAs78UnQVjbHSmDdmryr4D4VvvNIiUmd0yxci47dTFUj4DvfHnGd6hVe5+goqdcwIDAQAB";
    npx:hasSignature "kGthdul1QtCLaYkbhVgQ18oxlL+v7upXveu7axD2Tav19Ou+ehnzRogWdvhLP/6WbGX4H8C3RR7DKbXiLlPE2yzapmxZzzmUX9WDsvtGeEoQ7PP67xCfNpW6HXGzB83XDmfQVNhTTcfom4/6Jzjh41rQCiG2m0GTVMbbtDrNVV4=";
    npx:hasSignatureTarget this:;
    npx:signedBy orcid:0000-0002-1267-0234 .
}