@prefix dcat: . @prefix dct: . @prefix foaf: . @prefix prov: . @prefix rdfs: . @prefix skos: . @prefix spdx: . @prefix vcard: . @prefix xsd: . a dct:Location . a skos:Concept ; skos:prefLabel "Environment"@en . a dct:MediaTypeOrExtent . a dct:MediaTypeOrExtent . a dct:MediaTypeOrExtent . a dct:MediaTypeOrExtent . a dct:Frequency . a dct:MediaType . a dct:MediaType . a dct:MediaType . a dct:MediaType . a dct:MediaType . a dct:MediaType . a dct:Standard . a foaf:Document . a foaf:Agent ; foaf:name "Platforma joinedcontext" . a dct:Standard . a dcat:Distribution ; dct:description "The data model as JSON-LD; sha256 e4c5db90fd90a313ec7a259198813b29aa4076003850f3c5b5ed441039a81e8f." ; dct:format ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-20T14:08:14.571549"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Európska environmentálna agentúra (EEA), údaje Slovenského hydrometeorologického ústavu (SHMÚ), CC BY 4.0" ] ; dct:title "ovzdusie-sk context.jsonld" ; spdx:checksum [ a spdx:Checksum ; spdx:algorithm spdx:checksumAlgorithm_sha256 ; spdx:checksumValue "e4c5db90fd90a313ec7a259198813b29aa4076003850f3c5b5ed441039a81e8f"^^xsd:hexBinary ] ; dcat:accessURL ; dcat:byteSize "839"^^xsd:nonNegativeInteger ; dcat:mediaType . a dcat:Distribution ; dct:description """OData v4, read-only: each entity type is an entity set, with $filter, $select, $orderby and $top. In Excel: Data, Get Data, From Other Sources, From OData Feed, then the URL https://api.dev.joinedcontext.com/api/endpoint/wtvuppkop6y3qv7bnvzqwifv4uts4e2k/odata/v4/. In Power BI: Get data, OData feed, the same URL. With curl: curl 'https://api.dev.joinedcontext.com/api/endpoint/wtvuppkop6y3qv7bnvzqwifv4uts4e2k/odata/v4/' Its entity sets: https://api.dev.joinedcontext.com/api/endpoint/wtvuppkop6y3qv7bnvzqwifv4uts4e2k/odata/v4/AirQualityObserved. Always live: the catalogue holds this link, never a copy. Open to anyone, with no sign-in. The fields it filters on and example queries that answered with this dataset's data: https://api.dev.joinedcontext.com/d/wtvuppkop6y3qv7bnvzqwifv4uts4e2k""" ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-20T14:08:14.571416"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Európska environmentálna agentúra (EEA), údaje Slovenského hydrometeorologického ústavu (SHMÚ), CC BY 4.0" ] ; dct:title "OData v4" ; dcat:accessURL ; dcat:mediaType . a dcat:Distribution ; dct:format ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-20T14:08:14.571822"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Európska environmentálna agentúra (EEA), údaje Slovenského hydrometeorologického ústavu (SHMÚ), CC BY 4.0" ] ; dct:title "AirQualityObserved" ; dcat:accessURL . a dcat:Distribution ; dct:description "The data model as JSON Schema; sha256 f5b4ed05695fa574f22d6dd969a6bc75a26b1e20c4eb7904e4e99f6367a9b719." ; dct:format ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-20T14:08:14.571737"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Európska environmentálna agentúra (EEA), údaje Slovenského hydrometeorologického ústavu (SHMÚ), CC BY 4.0" ] ; dct:title "ovzdusie-sk model.schema.json" ; spdx:checksum [ a spdx:Checksum ; spdx:algorithm spdx:checksumAlgorithm_sha256 ; spdx:checksumValue "f5b4ed05695fa574f22d6dd969a6bc75a26b1e20c4eb7904e4e99f6367a9b719"^^xsd:hexBinary ] ; dcat:accessURL ; dcat:byteSize "1734"^^xsd:nonNegativeInteger ; dcat:mediaType . a dcat:Distribution ; dct:description """Live updates: open one WebSocket, subscribe to the entities you want, and each change arrives as a message, with no server of your own. With websocat, then type the subscription: websocat --protocol ngsi-ld-ws 'wss://api.dev.joinedcontext.com/api/endpoint/wtvuppkop6y3qv7bnvzqwifv4uts4e2k/ws' {"metadata":{"x-op":"x-subscribe","x-id":"s1"},"body":{"type":"Subscription","entities":[{"type":"AirQualityObserved"}]}} Always live: the catalogue holds this link, never a copy. Open to anyone, with no sign-in. The message format, the limits and examples in JavaScript and Python: https://dev.joinedcontext.com/docs/API/07-websocket""" ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-20T14:08:14.571330"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Európska environmentálna agentúra (EEA), údaje Slovenského hydrometeorologického ústavu (SHMÚ), CC BY 4.0" ] ; dct:title "Live updates over WebSocket" ; dcat:accessURL ; dcat:mediaType . a dcat:Distribution ; dct:description """A CSV table, generated on each download from the endpoint's live data. curl -o file.csv 'https://api.dev.joinedcontext.com/api/endpoint/wtvuppkop6y3qv7bnvzqwifv4uts4e2k/file.csv' Open to anyone, with no sign-in.""" ; dct:format ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-20T14:08:14.571276"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Európska environmentálna agentúra (EEA), údaje Slovenského hydrometeorologického ústavu (SHMÚ), CC BY 4.0" ] ; dct:title "CSV" ; dcat:accessURL ; dcat:mediaType . a dcat:Distribution ; dct:description """The NGSI-LD API (ETSI GS CIM 009) of this dataset: query, filter and page its entities. The first ten AirQualityObserved entities: curl -H 'Accept: application/ld+json' 'https://api.dev.joinedcontext.com/api/endpoint/wtvuppkop6y3qv7bnvzqwifv4uts4e2k/ngsi-ld/v1/entities?type=AirQualityObserved&limit=10' Always live: the catalogue holds this link, never a copy. Open to anyone, with no sign-in. The fields it filters on and example queries that answered with this dataset's data: https://api.dev.joinedcontext.com/d/wtvuppkop6y3qv7bnvzqwifv4uts4e2k""" ; dct:format ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-20T14:08:14.571141"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Európska environmentálna agentúra (EEA), údaje Slovenského hydrometeorologického ústavu (SHMÚ), CC BY 4.0" ] ; dct:title "NGSI-LD API" ; dcat:accessService [ a dcat:DataService ; dct:conformsTo ; dct:title "NGSI-LD API" ; dcat:endpointURL ; dcat:servesDataset ] ; dcat:accessURL ; dcat:mediaType . a dcat:Distribution ; dct:description "The data model in every formalism, for every model version, each artifact with its sha256 (EP-68)." ; dct:format ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-20T14:08:14.571496"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Európska environmentálna agentúra (EEA), údaje Slovenského hydrometeorologického ústavu (SHMÚ), CC BY 4.0" ] ; dct:title "Schema artifacts" ; dcat:accessURL ; dcat:mediaType . a dcat:Distribution ; dct:description "The data model as Markdown; sha256 098d4cac5a93e62e29d32911dde0a3da81cb6ba7422776ee1d386a8fa2005bd2." ; dct:format ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-20T14:08:14.571627"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Európska environmentálna agentúra (EEA), údaje Slovenského hydrometeorologického ústavu (SHMÚ), CC BY 4.0" ] ; dct:title "ovzdusie-sk model.md" ; spdx:checksum [ a spdx:Checksum ; spdx:algorithm spdx:checksumAlgorithm_sha256 ; spdx:checksumValue "098d4cac5a93e62e29d32911dde0a3da81cb6ba7422776ee1d386a8fa2005bd2"^^xsd:hexBinary ] ; dcat:accessURL ; dcat:byteSize "966"^^xsd:nonNegativeInteger ; dcat:mediaType . a dcat:Distribution ; dct:description "The data model as RDF; sha256 2429a138e652a093d684433ca80bf5f211bb9e1a9fa05419136adc6a2bffe0c5." ; dct:format ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-20T14:08:14.571700"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Európska environmentálna agentúra (EEA), údaje Slovenského hydrometeorologického ústavu (SHMÚ), CC BY 4.0" ] ; dct:title "ovzdusie-sk model.rdf.ttl" ; spdx:checksum [ a spdx:Checksum ; spdx:algorithm spdx:checksumAlgorithm_sha256 ; spdx:checksumValue "2429a138e652a093d684433ca80bf5f211bb9e1a9fa05419136adc6a2bffe0c5"^^xsd:hexBinary ] ; dcat:accessURL ; dcat:byteSize "1031"^^xsd:nonNegativeInteger ; dcat:mediaType . a dcat:Distribution ; dct:description "The data model as OWL; sha256 f6d01b5771a67a045fee544525923b9beb341e99fdf6d4bb2eb96d3163e0b2da." ; dct:format ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-20T14:08:14.571664"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Európska environmentálna agentúra (EEA), údaje Slovenského hydrometeorologického ústavu (SHMÚ), CC BY 4.0" ] ; dct:title "ovzdusie-sk model.owl.ttl" ; spdx:checksum [ a spdx:Checksum ; spdx:algorithm spdx:checksumAlgorithm_sha256 ; spdx:checksumValue "f6d01b5771a67a045fee544525923b9beb341e99fdf6d4bb2eb96d3163e0b2da"^^xsd:hexBinary ] ; dcat:accessURL ; dcat:byteSize "1874"^^xsd:nonNegativeInteger ; dcat:mediaType . a dcat:Distribution ; dct:description "The data model as SHACL; sha256 290948c2d8c5df3ebbfe85691652408603270dd00e46b2450210d166b14b2647." ; dct:format ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-20T14:08:14.571777"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Európska environmentálna agentúra (EEA), údaje Slovenského hydrometeorologického ústavu (SHMÚ), CC BY 4.0" ] ; dct:title "ovzdusie-sk model.shacl.ttl" ; spdx:checksum [ a spdx:Checksum ; spdx:algorithm spdx:checksumAlgorithm_sha256 ; spdx:checksumValue "290948c2d8c5df3ebbfe85691652408603270dd00e46b2450210d166b14b2647"^^xsd:hexBinary ] ; dcat:accessURL ; dcat:byteSize "2697"^^xsd:nonNegativeInteger ; dcat:mediaType . a dcat:Distribution ; dct:description """For AI assistants: a Model Context Protocol server over this dataset's endpoint https://api.dev.joinedcontext.com/api/endpoint/wtvuppkop6y3qv7bnvzqwifv4uts4e2k. It answers anyone, with no sign-in, what the endpoint serves the public. Tools: `query_entities` (the rows of an entity type, with an NGSI-LD `q` filter, `attrs`, `count` and paging), `get_entity` (one entity by its URN), `describe_schema` (the data model: read it first) and `describe_access` (what you may read). Licence: Creative Commons Attribution 4.0; the data is reused under it. An MCP client reaches it with this configuration: {"mcpServers":{"ovzdusie-sk":{"type":"http","url":"https://api.dev.joinedcontext.com/api/endpoint/wtvuppkop6y3qv7bnvzqwifv4uts4e2k/mcp"}}} """ ; dct:format ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-20T14:08:14.571457"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Európska environmentálna agentúra (EEA), údaje Slovenského hydrometeorologického ústavu (SHMÚ), CC BY 4.0" ] ; dct:title "Model Context Protocol" ; dcat:accessService [ a dcat:DataService ; dct:conformsTo ; dct:title "Model Context Protocol" ; dcat:endpointURL ; dcat:servesDataset ] ; dcat:accessURL ; dcat:mediaType . a dcat:Distribution ; dct:description """OGC API - Features, read-only: Part 1 (Core: collections and items), Part 2 (coordinate reference systems by reference) and Part 3 (Filtering with CQL2). https://api.dev.joinedcontext.com/api/endpoint/wtvuppkop6y3qv7bnvzqwifv4uts4e2k/ogc/features/conformance lists the classes this endpoint serves. In QGIS: Layer, Add Layer, Add WFS / OGC API - Features Layer, a new connection with the URL https://api.dev.joinedcontext.com/api/endpoint/wtvuppkop6y3qv7bnvzqwifv4uts4e2k/ogc/features/. With curl: curl 'https://api.dev.joinedcontext.com/api/endpoint/wtvuppkop6y3qv7bnvzqwifv4uts4e2k/ogc/features/collections' Always live: the catalogue holds this link, never a copy. Open to anyone, with no sign-in. The fields it filters on and example queries that answered with this dataset's data: https://api.dev.joinedcontext.com/d/wtvuppkop6y3qv7bnvzqwifv4uts4e2k""" ; dct:format ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-20T14:08:14.571375"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Európska environmentálna agentúra (EEA), údaje Slovenského hydrometeorologického ústavu (SHMÚ), CC BY 4.0" ] ; dct:title "OGC API - Features" ; dcat:accessService [ a dcat:DataService ; dct:conformsTo ; dct:title "OGC API - Features" ; dcat:endpointURL ; dcat:servesDataset ] ; dcat:accessURL ; dcat:mediaType . a dcat:Distribution ; dct:description "The data model as LinkML; sha256 3399b18d9bd7f2f5cbe7d5882e5118975c155daa92bcb1b8cee20f002feb3f8b." ; dct:format ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-20T14:08:14.571588"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Európska environmentálna agentúra (EEA), údaje Slovenského hydrometeorologického ústavu (SHMÚ), CC BY 4.0" ] ; dct:title "ovzdusie-sk model.linkml.yaml" ; spdx:checksum [ a spdx:Checksum ; spdx:algorithm spdx:checksumAlgorithm_sha256 ; spdx:checksumValue "3399b18d9bd7f2f5cbe7d5882e5118975c155daa92bcb1b8cee20f002feb3f8b"^^xsd:hexBinary ] ; dcat:accessURL ; dcat:byteSize "3848"^^xsd:nonNegativeInteger ; dcat:mediaType . a dct:Standard . a dct:Standard . a dct:MediaTypeOrExtent . a dct:MediaTypeOrExtent . a dct:MediaTypeOrExtent . a rdfs:Resource . a rdfs:Resource . a rdfs:Resource . a dct:MediaTypeOrExtent . a dct:MediaType . a dcat:Dataset ; dct:accrualPeriodicity ; dct:conformsTo ; dct:description "Hodinové koncentrácie PM10, PM2,5, NO2 a O3 na všetkých staniciach monitorovania kvality ovzdušia na Slovensku, jedna položka na stanicu s poslednou nameranou hodinou a históriou za 7 dní." ; dct:identifier "wtvuppkop6y3qv7bnvzqwifv4uts4e2k" ; dct:issued "2026-09-28T00:00:00+00:00"^^xsd:dateTime ; dct:modified "2026-10-20T14:08:14.563050"^^xsd:dateTime ; dct:publisher ; dct:spatial ; dct:title "Kvalita ovzdušia — Slovensko" ; dcat:contactPoint [ a vcard:Kind, vcard:Organization ; vcard:fn "joinedcontext" ; vcard:hasEmail ] ; dcat:distribution , , , , , , , , , , , , , , ; dcat:keyword "NO2", "PM10", "PM2 5", "PM2.5", "Slovakia", "Slovensko", "air quality", "kvalita ovzdušia", "ozone", "ozón" ; dcat:landingPage ; dcat:theme ; prov:wasGeneratedBy [ a prov:Activity ; rdfs:label "pipeline ovzdusie" ] . a dct:MediaType . spdx:checksumAlgorithm_sha256 a spdx:ChecksumAlgorithm . a dct:LicenseDocument .