@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 "Regions and cities"@en . a skos:Concept ; skos:prefLabel "Population and society"@en . a dct:MediaTypeOrExtent . 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:Standard . a dct:Standard . 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/fxokhhdfi5kf2sahspabslnxd2ahhr7c/odata/v4/. In Power BI: Get data, OData feed, the same URL. With curl: curl 'https://api.dev.joinedcontext.com/api/endpoint/fxokhhdfi5kf2sahspabslnxd2ahhr7c/odata/v4/' 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/fxokhhdfi5kf2sahspabslnxd2ahhr7c""" ; dct:issued "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-23T14:35:18.713646"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), CC BY 4.0" ] ; dct:title "OData v4" ; 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 "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-23T14:35:18.713767"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), CC BY 4.0" ] ; dct:title "Schema artifacts" ; dcat:accessURL ; dcat:mediaType . a dcat:Distribution ; dct:description "The data model as LinkML; sha256 1af809d33ab944ebfae31486a665bc3df38ad0d18e0b61c67a67323224007eac." ; dct:format ; dct:issued "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-23T14:35:18.713969"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), CC BY 4.0" ] ; dct:title "helsinki model.linkml.yaml" ; spdx:checksum [ a spdx:Checksum ; spdx:algorithm spdx:checksumAlgorithm_sha256 ; spdx:checksumValue "1af809d33ab944ebfae31486a665bc3df38ad0d18e0b61c67a67323224007eac"^^xsd:hexBinary ] ; dcat:accessURL ; dcat:byteSize "14497"^^xsd:nonNegativeInteger ; dcat:mediaType . a dcat:Distribution ; dct:description "The data model as Markdown; sha256 fe1f08bcf374f5a593e9918973b39d04f0df0116502233b9c1e409b086cab1fc." ; dct:format ; dct:issued "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-23T14:35:18.714035"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), CC BY 4.0" ] ; dct:title "helsinki model.md" ; spdx:checksum [ a spdx:Checksum ; spdx:algorithm spdx:checksumAlgorithm_sha256 ; spdx:checksumValue "fe1f08bcf374f5a593e9918973b39d04f0df0116502233b9c1e409b086cab1fc"^^xsd:hexBinary ] ; dcat:accessURL ; dcat:byteSize "3792"^^xsd:nonNegativeInteger ; dcat:mediaType . a dcat:Distribution ; dct:description "The data model as JSON Schema; sha256 0ff3d5df2e604ab6b12a64f39a66585ea7bd66bda071664ae6dc593f66ea006e." ; dct:format ; dct:issued "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-23T14:35:18.714215"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), CC BY 4.0" ] ; dct:title "helsinki model.schema.json" ; spdx:checksum [ a spdx:Checksum ; spdx:algorithm spdx:checksumAlgorithm_sha256 ; spdx:checksumValue "0ff3d5df2e604ab6b12a64f39a66585ea7bd66bda071664ae6dc593f66ea006e"^^xsd:hexBinary ] ; dcat:accessURL ; dcat:byteSize "5334"^^xsd:nonNegativeInteger ; dcat:mediaType . a dcat:Distribution ; dct:description "The data model as SHACL; sha256 b5f8a59ebdaa8b7fd2569685f8c0675c90bf77cced7472aca8c8941b45162585." ; dct:format ; dct:issued "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-23T14:35:18.714465"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), CC BY 4.0" ] ; dct:title "helsinki model.shacl.ttl" ; spdx:checksum [ a spdx:Checksum ; spdx:algorithm spdx:checksumAlgorithm_sha256 ; spdx:checksumValue "b5f8a59ebdaa8b7fd2569685f8c0675c90bf77cced7472aca8c8941b45162585"^^xsd:hexBinary ] ; dcat:accessURL ; dcat:byteSize "7487"^^xsd:nonNegativeInteger ; dcat:mediaType . a dcat:Distribution ; dct:description "The Endpoint's own DCAT-AP 3.0 description, which this dataset is published from (EP-63)." ; dct:format ; dct:issued "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-23T14:35:18.713825"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), CC BY 4.0" ] ; dct:title "DCAT-AP record" ; 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 entity types it serves: curl -H 'Accept: application/ld+json' 'https://api.dev.joinedcontext.com/api/endpoint/fxokhhdfi5kf2sahspabslnxd2ahhr7c/ngsi-ld/v1/types' 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/fxokhhdfi5kf2sahspabslnxd2ahhr7c""" ; dct:format ; dct:issued "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-23T14:35:18.713361"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), 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 """For AI assistants: a Model Context Protocol server over this dataset's endpoint https://api.dev.joinedcontext.com/api/endpoint/fxokhhdfi5kf2sahspabslnxd2ahhr7c. 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":{"helsinki-statistics-housing":{"type":"http","url":"https://api.dev.joinedcontext.com/api/endpoint/fxokhhdfi5kf2sahspabslnxd2ahhr7c/mcp"}}} """ ; dct:format ; dct:issued "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-23T14:35:18.713708"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), 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 "The data model as JSON-LD; sha256 3a902278a164541fd4f0f87eb09ea7ac020b548342f0fe5f83c4cfd1a9a8811a." ; dct:format ; dct:issued "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-23T14:35:18.713891"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), CC BY 4.0" ] ; dct:title "helsinki context.jsonld" ; spdx:checksum [ a spdx:Checksum ; spdx:algorithm spdx:checksumAlgorithm_sha256 ; spdx:checksumValue "3a902278a164541fd4f0f87eb09ea7ac020b548342f0fe5f83c4cfd1a9a8811a"^^xsd:hexBinary ] ; dcat:accessURL ; dcat:byteSize "1925"^^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/fxokhhdfi5kf2sahspabslnxd2ahhr7c/ws' {"metadata":{"x-op":"x-subscribe","x-id":"s1"},"body":{"type":"Subscription","watchedAttributes":["location"]}} 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 "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-23T14:35:18.713522"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), 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/fxokhhdfi5kf2sahspabslnxd2ahhr7c/file.csv' Open to anyone, with no sign-in.""" ; dct:format ; dct:issued "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-23T14:35:18.713454"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), CC BY 4.0" ] ; dct:title "CSV" ; dcat:accessURL ; dcat:mediaType . a dcat:Distribution ; dct:description "The data model as RDF; sha256 d27697e5c79cd2e9386787f5db56132d551d6ed9bfba6edf5e34ddc676e05f9d." ; dct:format ; dct:issued "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-23T14:35:18.714158"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), CC BY 4.0" ] ; dct:title "helsinki model.rdf.ttl" ; spdx:checksum [ a spdx:Checksum ; spdx:algorithm spdx:checksumAlgorithm_sha256 ; spdx:checksumValue "d27697e5c79cd2e9386787f5db56132d551d6ed9bfba6edf5e34ddc676e05f9d"^^xsd:hexBinary ] ; dcat:accessURL ; dcat:byteSize "2751"^^xsd:nonNegativeInteger ; dcat:mediaType . a dcat:Distribution ; dct:description "The data model as OWL; sha256 07357ae7cab30ce29fd3ea5ae4f4cebb42c881543950fed51fb35717edb3da34." ; dct:format ; dct:issued "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-23T14:35:18.714097"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), CC BY 4.0" ] ; dct:title "helsinki model.owl.ttl" ; spdx:checksum [ a spdx:Checksum ; spdx:algorithm spdx:checksumAlgorithm_sha256 ; spdx:checksumValue "07357ae7cab30ce29fd3ea5ae4f4cebb42c881543950fed51fb35717edb3da34"^^xsd:hexBinary ] ; dcat:accessURL ; dcat:byteSize "5400"^^xsd:nonNegativeInteger ; 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/fxokhhdfi5kf2sahspabslnxd2ahhr7c/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/fxokhhdfi5kf2sahspabslnxd2ahhr7c/ogc/features/. With curl: curl 'https://api.dev.joinedcontext.com/api/endpoint/fxokhhdfi5kf2sahspabslnxd2ahhr7c/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/fxokhhdfi5kf2sahspabslnxd2ahhr7c""" ; dct:format ; dct:issued "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:license ; dct:modified "2026-10-23T14:35:18.713585"^^xsd:dateTime ; dct:rights [ a dct:RightsStatement ; rdfs:label "Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), 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:Dataset ; dct:description "Dwellings in Helsinki, Espoo, Vantaa and Kauniainen by tenure status and dwelling type 31.12.2002-" ; dct:title "Area statistics table alu_askan_005r" . a dcat:Dataset ; dct:description "Housing production in Helsinki by quarter - Building permits granted 2015Q1-" ; dct:title "Area statistics table alu_astuo_039f" . a dcat:Dataset ; dct:description "Housing production in Helsinki by quarter - Started construction projects 2015Q1-" ; dct:title "Area statistics table alu_astuo_039g" . a dcat:Dataset ; dct:description "Housing production in Helsinki by quarter - Completed construction projects 2015Q1-" ; dct:title "Area statistics table alu_astuo_039i" . a dct:Standard . a foaf:Agent ; foaf:name "City of Helsinki" . a dct:Standard . a dct:MediaTypeOrExtent . a dct:MediaType . a foaf:Document . a rdfs:Resource . a rdfs:Resource . a rdfs:Resource . a dct:MediaTypeOrExtent . a dct:MediaTypeOrExtent . a dct:MediaType . a dcat:Dataset ; dct:accrualPeriodicity ; dct:conformsTo ; dct:description "Helsinki area statistics: dwellings, and the dwellings granted a permit, started and completed each quarter; for the city, its major districts, basic districts and sub-districts. One Smart Data Models KeyPerformanceIndicator per indicator and area, the newest period as kpiValue and the earlier periods in its history. Properties beyond the model: districtCode (the code of the area in the statistics of the city), divisionLevel (city, majorDistrict, basicDistrict, subDistrict or cityPart), refArea (the AdministrativeArea of the sub-district), statisticsTable and dimensionKey (the source table and cell). Source: City of Helsinki, Urban Research and Statistics (Aluesarjat), CC BY 4.0." ; dct:identifier "fxokhhdfi5kf2sahspabslnxd2ahhr7c" ; dct:issued "2026-10-23T14:35:18.724924"^^xsd:dateTime ; dct:modified "2026-10-23T14:35:18.724928"^^xsd:dateTime ; dct:publisher ; dct:source , , , ; dct:spatial ; dct:title "Housing and housing production — Helsinki area statistics" ; dcat:contactPoint [ a vcard:Kind, vcard:Organization ; vcard:fn "joinedcontext" ; vcard:hasEmail ] ; dcat:distribution , , , , , , , , , , , , , , ; dcat:keyword "aluesarjat", "area statistics", "asunnot", "asuntotuotanto", "bostadsproduktion", "bostäder", "dwellings", "housing production", "områdesserier" ; dcat:landingPage ; dcat:theme , ; prov:wasGeneratedBy [ a prov:Activity ; rdfs:label "pipeline statistics" ] . a dct:MediaType . spdx:checksumAlgorithm_sha256 a spdx:ChecksumAlgorithm . a dct:LicenseDocument .