[ {
  "@graph" : [ {
    "@id" : "https://w3id.org/np/RA0kShKuqPRUVhiYAZb0H5xs5uGdYEmnY8BZk6fX7hXHs",
    "@type" : [ "http://www.nanopub.org/nschema#Nanopublication" ],
    "http://www.nanopub.org/nschema#hasAssertion" : [ {
      "@id" : "https://w3id.org/np/RA0kShKuqPRUVhiYAZb0H5xs5uGdYEmnY8BZk6fX7hXHs/assertion"
    } ],
    "http://www.nanopub.org/nschema#hasProvenance" : [ {
      "@id" : "https://w3id.org/np/RA0kShKuqPRUVhiYAZb0H5xs5uGdYEmnY8BZk6fX7hXHs/provenance"
    } ],
    "http://www.nanopub.org/nschema#hasPublicationInfo" : [ {
      "@id" : "https://w3id.org/np/RA0kShKuqPRUVhiYAZb0H5xs5uGdYEmnY8BZk6fX7hXHs/pubinfo"
    } ]
  } ],
  "@id" : "https://w3id.org/np/RA0kShKuqPRUVhiYAZb0H5xs5uGdYEmnY8BZk6fX7hXHs/Head"
}, {
  "@graph" : [ {
    "@id" : "https://w3id.org/np/RA0kShKuqPRUVhiYAZb0H5xs5uGdYEmnY8BZk6fX7hXHs/get-ro-crates",
    "@type" : [ "https://w3id.org/kpxl/grlc/grlc-query" ],
    "http://purl.org/dc/terms/description" : [ {
      "@value" : "This query returns all RO-Crates of which the metadata were published as nanopublications."
    } ],
    "http://purl.org/dc/terms/license" : [ {
      "@id" : "http://www.apache.org/licenses/LICENSE-2.0"
    } ],
    "http://www.w3.org/2000/01/rdf-schema#label" : [ {
      "@value" : "Get RO-Crates"
    } ],
    "https://w3id.org/kpxl/grlc/endpoint" : [ {
      "@id" : "https://w3id.org/np/l/nanopub-query-1.1/repo/full"
    } ],
    "https://w3id.org/kpxl/grlc/sparql" : [ {
      "@value" : "PREFIX schema: <http://schema.org/>\r\nprefix rdfs: <http://www.w3.org/2000/01/rdf-schema#>\r\nprefix dct: <http://purl.org/dc/terms/>\r\nprefix np: <http://www.nanopub.org/nschema#>\r\nprefix npa: <http://purl.org/nanopub/admin/>\r\nprefix npx: <http://purl.org/nanopub/x/>\r\n\r\nselect distinct ?np ?metadata ?obj (group_concat(distinct ?objType; separator=\" \") as ?objTypes) (group_concat(distinct ?keyword; separator=\" \") as ?keywords) ?date where {\r\n  graph npa:graph {\r\n    ?np npa:hasValidSignatureForPublicKey ?pubkey .\r\n    filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKey ?pubkey . }\r\n    ?np np:hasAssertion ?a .\r\n    optional { ?np rdfs:label ?label }\r\n  }\r\n  graph ?a {\r\n    optional { ?metadata_a <http://schema.org/about> ?obj_a . filter(strends(str(?metadata_a), \"ro-crate-metadata.json\")) }\r\n    optional { ?metadata_b <http://schema.org/about> ?obj_b . filter(strends(str(?metadata_b), \"ro-crate-metadata.jsonld\")) }\r\n    filter(bound(?metadata_a) || bound(?metadata_b))\r\n    bind(coalesce(?metadata_a, ?metadata_b) as ?metadata)\r\n    bind(coalesce(?obj_a, ?obj_b) as ?obj)\r\n  }\r\n  optional { graph ?a { ?obj schema:datePublished ?datePublished . } }\r\n  optional { graph ?a { ?obj schema:dateCreated ?dateCreated . } }\r\n  bind(coalesce(?datePublished, ?dateCreated) as ?date)\r\n  optional { graph ?a { ?obj a ?objType . } }\r\n  optional { graph ?a { ?obj schema:keywords ?keyword . } }\r\n}\r\ngroup by ?np ?metadata ?obj ?date\r\norder by desc(?date)"
    } ]
  } ],
  "@id" : "https://w3id.org/np/RA0kShKuqPRUVhiYAZb0H5xs5uGdYEmnY8BZk6fX7hXHs/assertion"
}, {
  "@graph" : [ {
    "@id" : "https://w3id.org/np/RA0kShKuqPRUVhiYAZb0H5xs5uGdYEmnY8BZk6fX7hXHs/assertion",
    "http://www.w3.org/ns/prov#wasAttributedTo" : [ {
      "@id" : "https://orcid.org/0000-0002-1267-0234"
    } ]
  } ],
  "@id" : "https://w3id.org/np/RA0kShKuqPRUVhiYAZb0H5xs5uGdYEmnY8BZk6fX7hXHs/provenance"
}, {
  "@graph" : [ {
    "@id" : "https://orcid.org/0000-0002-1267-0234",
    "http://xmlns.com/foaf/0.1/name" : [ {
      "@value" : "Tobias Kuhn"
    } ]
  }, {
    "@id" : "https://w3id.org/np/RA0kShKuqPRUVhiYAZb0H5xs5uGdYEmnY8BZk6fX7hXHs",
    "http://purl.org/dc/terms/created" : [ {
      "@type" : "http://www.w3.org/2001/XMLSchema#dateTime",
      "@value" : "2025-07-18T14:15:14.570Z"
    } ],
    "http://purl.org/dc/terms/creator" : [ {
      "@id" : "https://orcid.org/0000-0002-1267-0234"
    } ],
    "http://purl.org/dc/terms/license" : [ {
      "@id" : "https://creativecommons.org/licenses/by/4.0/"
    } ],
    "http://purl.org/nanopub/x/embeds" : [ {
      "@id" : "https://w3id.org/np/RA0kShKuqPRUVhiYAZb0H5xs5uGdYEmnY8BZk6fX7hXHs/get-ro-crates"
    } ],
    "http://purl.org/nanopub/x/supersedes" : [ {
      "@id" : "https://w3id.org/np/RAMLxBF1tHvlBhZsUZjec6QA6nAKvXHWJgGU-ABP3TICE"
    } ],
    "http://purl.org/nanopub/x/wasCreatedAt" : [ {
      "@id" : "https://nanodash.knowledgepixels.com/"
    } ],
    "https://w3id.org/np/o/ntemplate/wasCreatedFromProvenanceTemplate" : [ {
      "@id" : "https://w3id.org/np/RA7lSq6MuK_TIC6JMSHvLtee3lpLoZDOqLJCLXevnrPoU"
    } ],
    "https://w3id.org/np/o/ntemplate/wasCreatedFromPubinfoTemplate" : [ {
      "@id" : "https://w3id.org/np/RA0J4vUn_dekg-U1kK3AOEt02p9mT2WO03uGxLDec1jLw"
    }, {
      "@id" : "https://w3id.org/np/RAoTD7udB2KtUuOuAe74tJi1t3VzK0DyWS7rYVAq1GRvw"
    }, {
      "@id" : "https://w3id.org/np/RAukAcWHRDlkqxk7H2XNSegc1WnHI569INvNr-xdptDGI"
    } ],
    "https://w3id.org/np/o/ntemplate/wasCreatedFromTemplate" : [ {
      "@id" : "https://w3id.org/np/RAEFAt-QcFK0ZhqfvlsmS10BnzGJA0xwOICZXkO-ai87k"
    } ]
  }, {
    "@id" : "https://w3id.org/np/RA0kShKuqPRUVhiYAZb0H5xs5uGdYEmnY8BZk6fX7hXHs/sig",
    "http://purl.org/nanopub/x/hasAlgorithm" : [ {
      "@value" : "RSA"
    } ],
    "http://purl.org/nanopub/x/hasPublicKey" : [ {
      "@value" : "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQD4Wj537OijfOWVtsHMznuXKISqBhtGDQZfdO6pbb4hg9EHMcUFGTLbWaPrP783PHv8HMAAPjvEkHLaOHMIknqhaIa5236lfBO3r+ljVdYBElBcLvROmwG+ZGtmPNZf7lMhI15xf5TfoaSa84AFRd5J2EXekK6PhaFQhRm1IpSYtwIDAQAB"
    } ],
    "http://purl.org/nanopub/x/hasSignature" : [ {
      "@value" : "zcwhChP8FtO7kzhnqks5GV9eQCBol68MgW5kGqYHQ9lmxWMp+JRJO0oKMc0esO4hKw3VsiW2vRBJO4emMzMwzSwNfVpCAKo9vddIoJmv0bdlh0nyqdzF8QgPQ4EvSXAOQrN+NGyO/etgHbbyToke+tH/HnlZ5M0LVRzdpKJamsQ="
    } ],
    "http://purl.org/nanopub/x/hasSignatureTarget" : [ {
      "@id" : "https://w3id.org/np/RA0kShKuqPRUVhiYAZb0H5xs5uGdYEmnY8BZk6fX7hXHs"
    } ],
    "http://purl.org/nanopub/x/signedBy" : [ {
      "@id" : "https://orcid.org/0000-0002-1267-0234"
    } ]
  } ],
  "@id" : "https://w3id.org/np/RA0kShKuqPRUVhiYAZb0H5xs5uGdYEmnY8BZk6fX7hXHs/pubinfo"
} ]