. . . . "This query returns the latest users who have introduced themselves in an intro nanopub." . . . "Get latest users" . . "prefix np: \r\nprefix npx: \r\nprefix npa: \r\nprefix dct: \r\nprefix foaf: \r\n\r\nselect ?user (min(?date) as ?date) where {\r\n graph npa:graph {\r\n ?intronp npa:hasValidSignatureForPublicKey ?introPubkey .\r\n filter not exists { ?intronpx npx:retracts ?intronp ; npa:hasValidSignatureForPublicKey ?pubkey . }\r\n filter not exists { ?intronp npx:supersedes ?intronpx . }\r\n ?intronp dct:created ?date .\r\n ?intronp np:hasAssertion ?a .\r\n }\r\n graph ?a {\r\n ?keydeclaration npx:declaredBy ?user .\r\n ?keydeclaration npx:hasPublicKey ?pubkey .\r\n }\r\n}\r\ngroup by ?user\r\norder by desc(?date)" . . "Tobias Kuhn" . "2025-09-15T15:36:07.249+02:00"^^ . . . . . . . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCwUtewGCpT5vIfXYE1bmf/Uqu1ojqnWdYxv+ySO80ul8Gu7m8KoyPAwuvaPj0lvPtHrg000qMmkxzKhYknEjq8v7EerxZNYp5B3/3+5ZpuWOYAs78UnQVjbHSmDdmryr4D4VvvNIiUmd0yxci47dTFUj4DvfHnGd6hVe5+goqdcwIDAQAB" . "iH//3BwO7N4/U1HVV5GVVNoJ46EzVaa4K+YFiiu7tJkths2hYQfMT913y9bqTEY8aX8PPSftuupP6TQ6LDdsr1KzFbiDZh7uYQD906j5S+hEFuTy50+qSHmR8hwuyrS/AAeI6tEHtDWDnHjLzgXnj91zb5DSk4Ap7YKe7FkQdf0=" . . .