@prefix this: . @prefix sub: . @prefix np: . @prefix dct: . @prefix xsd: . @prefix orcid: . @prefix dcat: . @prefix fip: . @prefix prov: . @prefix npx: . sub:Head { this: np:hasAssertion sub:assertion; np:hasProvenance sub:provenance; np:hasPublicationInfo sub:pubinfo; a np:Nanopublication . } sub:assertion { sub:declaration a fip:FIP-Declaration; fip:considerations "SDN has developed metadata directories for organisations, cruises, research projects, databases, that are involved in, or used by, the datacenters when collecting data. In the metadata of the datasets there are refs to these metadata directories (instead of free text!)."; fip:declared-by ; fip:declares-current-use-of ; fip:refers-to-question fip:FIP-Question-I2-MD; dcat:endDate "2021-12-31"^^xsd:date; dcat:startDate "2021-01-01"^^xsd:date . } sub:provenance { sub:assertion dct:creator orcid:0000-0001-9214-3217 . } sub:pubinfo { sub:sig npx:hasAlgorithm "RSA"; npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCoKFb7LKlXyBB7BUvjFF9bDJNk0WxH3Xerr4H3v/VCiRVshEDl3BZVekbMMmdRe+TOPyc8AOLd9IAL2VfVVD/T0rmCHk7Pw7DQjI96mwyeXhE7f4g0WG5UT5Pxxm0Rzy7IrYnEaaVDs7dkZUt952M6qWlHfTwCQDcXJhZfLiXoMwIDAQAB"; npx:hasSignature "S0naOjL017ZnRUODY9fwHteFtQHLTQ55UDH7BI2bSxJ0d7oyy95/YihiM3J90GhZEwS81HgprVV7+p8KwQdL7MxW0RIaDcYg+TqVWvCqYXAkm4cXZNS0CQF+ebAaluuP2EW2ev2s+aCV6oJeZC5R/cnRKuQgEuLBXrIT/l5sjSA="; npx:hasSignatureTarget this: . this: dct:created "2023-04-25T06:40:33Z"^^xsd:dateTime; dct:creator ; dct:license ; prov:wasDerivedFrom . }