. . . . "Lists the observers of a given space ref (space IRI + root definition): agents holding an observer-tier role and no validated admin/maintainer/member role. Pass the ref's root nanopub (root_np); the query resolves the ref via npa:rootNanopub and its space IRI. Unlike list-space-observers (which reads only the validated current-state graph), this also includes self-declared observers whose key is not trust-validated (no accepted introduction): such rows carry a warning marker in the headerless ?unverified_noheader column. Ref-scoped and shows un-introduced observers rather than hiding them." . . . "List space observers (ref-scoped, with validation flag)" . . "prefix rdfs: \nprefix dct: \nprefix np: \nprefix npa: \nprefix npx: \nprefix gen: \nprefix schema: \n\nselect ?member\n (group_concat(distinct ?grantNp; separator=\" \") as ?role_assignments_multi_iri)\n (group_concat(distinct ?roleLabel; separator=\"\\n\") as ?role_assignments_label_multi)\n (if(max(?val) = 0, \"⚠️\", \"\") as ?unverified_noheader)\nwhere {\n values ?_root_np_multi_iri {}\n graph npa:spacesGraph { ?ref npa:rootNanopub ?_root_np_multi_iri ; npa:spaceIri ?spaceIri . }\n graph npa:graph { npa:thisRepo npa:hasCurrentSpaceState ?g . }\n graph npa:spacesGraph {\n ?ri a gen:RoleInstantiation ; npa:forSpace ?spaceIri ; npa:forAgent ?member ; npa:viaNanopub ?grantNp ;\n (npa:regularProperty|npa:inverseProperty) ?roleProp .\n ?rd a npa:RoleDeclaration ; npa:hasRoleType gen:ObserverRole ;\n (gen:hasRegularProperty|gen:hasInverseProperty) ?roleProp ;\n npa:viaNanopub ?roleNp ; npa:role ?role .\n }\n filter not exists { graph npa:graph { ?invNp npx:invalidates ?grantNp . } }\n filter not exists {\n graph ?g {\n ?hri npa:forSpaceRef ?ref ; npa:forAgent ?member ; (npa:regularProperty|npa:inverseProperty) ?hp .\n }\n graph npa:spacesGraph {\n ?hrd a npa:RoleDeclaration ; (gen:hasRegularProperty|gen:hasInverseProperty) ?hp .\n { ?hrd npa:hasRoleType gen:MemberRole } union { ?hrd npa:hasRoleType gen:MaintainerRole }\n }\n }\n filter not exists { graph ?g { ?ari npa:forSpaceRef ?ref ; npa:forAgent ?member ; npa:inverseProperty gen:hasAdmin . } }\n bind(if(exists { graph ?g { ?vri npa:forSpaceRef ?ref ; npa:forAgent ?member ; npa:viaNanopub ?grantNp } }, 1, 0) as ?val)\n graph npa:graph { ?roleNp np:hasAssertion ?role_a . }\n optional { graph ?role_a { ?role schema:name ?rlS } }\n optional { graph ?role_a { ?role rdfs:label ?rlA } }\n optional { graph ?role_a { ?role dct:title ?rlB } }\n bind(coalesce(?rlS, ?rlA, ?rlB, \"role\") as ?roleLabel)\n}\ngroup by ?member\norder by ?unverified_noheader ?member" . . "Tobias Kuhn" . "2026-06-16T12:09:45Z"^^ . . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCwUtewGCpT5vIfXYE1bmf/Uqu1ojqnWdYxv+ySO80ul8Gu7m8KoyPAwuvaPj0lvPtHrg000qMmkxzKhYknEjq8v7EerxZNYp5B3/3+5ZpuWOYAs78UnQVjbHSmDdmryr4D4VvvNIiUmd0yxci47dTFUj4DvfHnGd6hVe5+goqdcwIDAQAB" . "fW2cCgNUPoZoN2CB/1lR99acqIZ22W17ZudNNc57pm/vgC8Ao8nxp+8vRHHT/SUBaGqSpLcEk/LKKfIcSTv3iUkXuUq1NRkWjNGK256GnezS7pNukXcD6Lulke6VP37HQZ5ErRqjpwUEN9x7cRaOIv/V3FK1thqkak0aRP0B21w=" . . .