. . . . "Returns all 3PFF qualifications issued to a given user, including qualification type, issuer, and validity period." . . . "Get 3PFF qualifications for user" . . "prefix rdfs: \nprefix np: \nprefix npa: \nprefix npx: \nprefix dct: \nprefix tpff: \nprefix schema: \nprefix dcat: \n\nselect ?qualification ?qualification_label ?issuer ?startDate ?endDate ?np (\"^\" as ?np_label) where {\n graph npa:graph {\n ?np npx:hasNanopubType tpff:3PFF-Qualification .\n ?np npa:hasValidSignatureForPublicKeyHash ?pk .\n filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKeyHash ?pk . }\n ?np np:hasAssertion ?a .\n }\n graph ?a {\n ?np tpff:issued-to ?_user_iri .\n ?np npx:qualifies ?qualification .\n optional { ?np schema:issuedBy ?issuer . }\n optional { ?np dcat:startDate ?startDate . }\n optional { ?np dcat:endDate ?endDate . }\n }\n bind(replace(str(?qualification), \"^.*/\", \"\") as ?qualification_label)\n}\norder by desc(?startDate)" . . "Tobias Kuhn" . "2026-03-26T10:46:33Z"^^ . . . . "Get 3PFF qualifications for user" . . . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCwUtewGCpT5vIfXYE1bmf/Uqu1ojqnWdYxv+ySO80ul8Gu7m8KoyPAwuvaPj0lvPtHrg000qMmkxzKhYknEjq8v7EerxZNYp5B3/3+5ZpuWOYAs78UnQVjbHSmDdmryr4D4VvvNIiUmd0yxci47dTFUj4DvfHnGd6hVe5+goqdcwIDAQAB" . "n5citD3SkG1b3xSmeeZXYCKLBjR7C5m2IFcEycg5MHXYM/f+RqrMhtnSGn/aS2Jg0/WEPLFOsHwZqe/Sx4SN0BZza7pruQTwrVt191JXgBCKZ7L78ChfTnk5OnpTQpC3YIQ3U0vOUusPMwSYH9GvIk+2jg6iiv73gMcdgCGUYcs=" . . .