. . . . "This query returns the nanopubs describing studies (http://semanticscience.org/resource/SIO_001066)." . . . "Get all nanopubs describing studies" . . "prefix rdfs: \r\nprefix dct: \r\nprefix np: \r\nprefix npa: \r\nprefix npx: \r\n\r\nselect ?np ?label ?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 dct:created ?date .\r\n ?np npx:hasNanopubType .\r\n ?np np:hasAssertion ?a .\r\n optional { ?np rdfs:label ?label }\r\n }\r\n} limit 100" . . "Tobias Kuhn" . "2025-04-23T09:16:01.864Z"^^ . . . . . . . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCjDGQCS1S+SRnERDuYDXOugdYUP0efEquHJEEHAbU/uLzBVlga89zqrNPCS7fBE6lArBUWEmT8eLKdMapyqvAzI1J3jUWTMhDJF+XFBkUiuiFfNSc4vJJcmi0yujtnuzXsRIG202jyaP4f5ULoskFwaZOSBZJfiE0dsB3D7DTIAQIDAQAB" . "X4qw1LPp5ik9y60gx3ZWmBkNiKb6ye0vrUZ3b0Xpo4v149oXZ4+aZgAx2Y3NEUkjYnb9ebjMyKBk7yXhJpqvx9+uIR3te9f5ANTuay1HOLAD94K8Izh+8nQ0Kd/NC0TPEZFw34VuL4PbEFd27TnfOBBn9iH4+o2abVwZ6cd9hSs=" . . .