{"id":"0f88afee-b0e7-4121-b102-f0fa971ab5c6","type":"API","name":"Ψηφιακό Μοντέλο Εδάφους (DEM)","slug":"dem-6","description":"Ψηφιακό Μοντέλο Εδάφους (DEM)","free_access_class":"FREE_NO_AUTH","auth_type":"NONE","homepage_url":"https://gis.dimosdelta.gr/geoserver/wms#delta_map:dem","docs_url":null,"repo_url":null,"status":"ACTIVE","verification_state":"VERIFIED","tags":[],"logo_url":"https://www.google.com/s2/favicons?sz=64&domain=gis.dimosdelta.gr","primary_source_url":"https://gis.dimosdelta.gr/geoserver/wms#delta_map:dem","extraction_confidence":"0.00","created_at":"2026-07-23T12:51:36.288Z","updated_at":"2026-09-06T12:55:00.768Z","last_verified_at":"2026-09-06T12:55:00.768Z","deprecated_at":null,"ranking_score":51,"last_ranked_at":"2026-08-26T12:58:38.304Z","last_seen_at":null,"last_validated_at":null,"last_uptime_at":null,"search_vector":"'a':90B,96B 'access':17B,53B,94B,130B 'analysi':63B 'analysis':140B 'and':126B,143B 'api':15B,92B 'applic':68B 'applications':145B 'area':27B,104B 'be':136B 'built':41B,118B 'can':135B 'data':56B,133B 'delta':29B,106B 'dem':4A,8A,12B,23B,81A,85A,89B,100B 'detail':70B 'detailed':147B 'digit':5A,20B 'digital':82A,97B 'elev':55B,72B 'elevation':132B,149B 'for':101B,138B 'free':51B,128B 'geoserv':39B 'geoserver':116B 'geospati':47B 'geospatial':124B 'greec':30B 'greece':107B 'ground':71B,148B 'hydrolog':65B 'hydrology':142B 'inform':73B 'information':150B 'is':110B 'it':134B 'jurisdict':77B 'jurisdiction':154B 'local':76B,153B 'map':64B 'mapping':141B 'model':7A,22B,84A,99B 'municip':26B,37B 'municipal':103B 'municipality':114B 'of':105B 'offer':50B 'offers':127B 'on':119B 'open':45B,122B 'open-sourc':44B 'open-source':121B 'osgeo':43B,120B 'plan':67B 'planning':144B 'platform':40B,117B 'provid':16B 'providing':93B 'publish':34B 'published':111B 'requir':69B 'requiring':146B 's':115B 'servic':32B 'service':109B 'softwar':48B 'software':125B 'sourc':46B 'source':123B 'terrain':6A,21B,62B,83A,98B,139B 'the':102B,108B,113B,152B 'through':112B 'to':95B,131B 'unauthent':52B 'unauthenticated':129B 'use':60B 'used':137B 'within':74B,151B 'wms':14B,91B 'εδάφους':3A,11B 'εδαφους':80A,88B 'μοντέλο':2A,10B 'μοντελο':79A,87B 'ψηφιακο':78A,86B 'ψηφιακό':1A,9B","popularity_score":"0.0000","maintenance_score":"0.7000","institution_id":null,"institution_type":null,"country_code":"GR","official_confidence":0,"proof_summary":"Confidence: 0%","source_seed_url":null,"is_public_sector":true,"published_at":"2026-07-23T18:43:32.486Z","geographic_scope":"NATIONAL","name_en":"Digital Terrain Model (DEM)","description_en":"A WMS API providing access to a Digital Terrain Model (DEM) for the municipal area of Delta, Greece. The service is published through the municipality's geoserver platform, built on OSGeo open-source geospatial software, and offers free, unauthenticated access to elevation data. It can be used for terrain analysis, mapping, hydrology, and planning applications requiring detailed ground elevation information within the local jurisdiction.","native_lang":"el","access_level":"direct","formats":[],"capability_tier":"live","trust_score":36.5,"merged_into_entry_id":null,"identity_key":"API|https://gis.dimosdelta.gr/geoserver/wms#delta_map:dem|ψηφιακό μοντέλο εδάφους (dem)","upstream_ref":null,"access":{"level":"direct","primary":{"kind":"query","label":"Query features","method":"GET","url":"https://gis.dimosdelta.gr/geoserver/wfs?service=WFS&version=2.0.0&request=GetFeature&typeNames=delta_vec%3Av_tsp_poi_ekdotheises_praxeis&count=5&outputFormat=application%2Fjson#delta_map:dem","source":"query_example","runnable":true,"direct":true},"actions":[{"kind":"query","label":"Query features","method":"GET","url":"https://gis.dimosdelta.gr/geoserver/wfs?service=WFS&version=2.0.0&request=GetFeature&typeNames=delta_vec%3Av_tsp_poi_ekdotheises_praxeis&count=5&outputFormat=application%2Fjson#delta_map:dem","source":"query_example","runnable":true,"direct":true},{"kind":"query","label":"GetFeature","method":"GET","url":"https://gis.dimosdelta.gr/geoserver/wfs?service=WFS&version=2.0.0&request=GetFeature&typeNames=%3Cfeature+type%3E&count=5&outputFormat=application%2Fjson#delta_map:dem","source":"query_example","runnable":true,"direct":true},{"kind":"query","label":"Run verified request","method":"GET","url":"https://gis.dimosdelta.gr/geoserver/wms#delta_map:dem","source":"probe","runnable":true},{"kind":"query","label":"GetCapabilities","method":"GET","url":"https://gis.dimosdelta.gr/geoserver/wfs?service=WFS&version=2.0.0&request=GetCapabilities#delta_map:dem","source":"query_example","runnable":true,"direct":false}],"formats":[]},"maturity":{"entry_id":"0f88afee-b0e7-4121-b102-f0fa971ab5c6","granularity":"entry","granularity_label":"One unit = one catalog entry. A PROXY for the SCOPE.md §4 ladder, which governs source families, not entries: a family with 400 entries moves this reading 400 times as much as a family with one. Never compare or combine with the source_family reading.","level":"executable","level_index":4,"level_label":"Executable","meaning":"Queries run through Commodity","counts_as_coverage":true,"blocked_by":null,"rungs":[{"level":"discovered","level_index":1,"label":"Discovered","meaning":"Source and metadata recorded","evidence":"membership of the named population the ladder is taken over","counts_as_coverage":false,"met":true,"reached":true,"criterion":"TRUE"},{"level":"verified","level_index":2,"label":"Verified","meaning":"Access tested successfully","evidence":"entries.verification_state = 'VERIFIED'","counts_as_coverage":false,"met":true,"reached":true,"criterion":"entries.verification_state = 'VERIFIED'"},{"level":"profiled","level_index":3,"label":"Profiled","meaning":"Schema, dimensions and licence understood","evidence":"a data profile with at least one field (entry_data_profiles.field_count > 0)","counts_as_coverage":false,"met":true,"reached":true,"criterion":"EXISTS (SELECT 1 FROM entry_data_profiles p WHERE p.entry_id = entries.id AND COALESCE(p.field_count, 0) > 0)"},{"level":"executable","level_index":4,"label":"Executable","meaning":"Queries run through Commodity","evidence":"entries.capability_tier = 'live' — today's proxy for \"queryable through us\"","counts_as_coverage":true,"met":true,"reached":true,"criterion":"entries.capability_tier = 'live'"},{"level":"joinable","level_index":5,"label":"Joinable","meaning":"Canonical identifiers and concepts mapped","evidence":"a field link to a canonical identifier whose sampled VALUES match its format","counts_as_coverage":true,"met":false,"reached":false,"criterion":"EXISTS (SELECT 1 FROM entry_field_links efl WHERE efl.entry_id = entries.id AND efl.identifier_id IS NOT NULL AND efl.value_status = 'match')"},{"level":"reproducible","level_index":6,"label":"Reproducible","meaning":"Snapshots and transformation evidence retained","evidence":"at least one retained evidence manifest (migration 078)","counts_as_coverage":true,"met":false,"reached":false,"criterion":"EXISTS (SELECT 1 FROM evidence_manifests em WHERE em.entry_id = entries.id)"},{"level":"guaranteed","level_index":7,"label":"Guaranteed","meaning":"Monitored against an operational reliability target","evidence":"an active reliability target with a named monitor (migration 096)","counts_as_coverage":true,"met":false,"reached":false,"criterion":"EXISTS (SELECT 1 FROM entry_reliability_targets rt WHERE rt.entry_id = entries.id AND rt.is_active = true)"}],"officialness":{"basis":"catalog_inherited","label":"Inherited from the upstream catalog: this item came from a trusted official government catalog, and that provenance — not per-item proof — is the warrant. Its own proof score is below 80 or it matched no registered institution (apps/worker/src/connectors/catalog/qualify-store.ts).","proof_confidence":0,"proven_threshold":80,"institution_id":null,"definition":"CASE WHEN COALESCE(entries.is_public_sector, false) IS NOT TRUE THEN 'not_official' WHEN COALESCE(entries.official_confidence, 0) >= 80 AND entries.institution_id IS NOT NULL THEN 'per_item_proven' ELSE 'catalog_inherited' END"},"source_family":{"key":"gis.dimosdelta.gr","label":"One unit = one source family, approximated by the serving host of the entry's primary source URL (e.g. bdl.stat.gov.pl). A COMPUTED stand-in for the curated families of SCOPE.md §5, which no table holds yet. A family sits at the highest level any of its entries has reached, because a family is integrated to the depth of its deepest working integration. Never compare or combine with the entry reading."},"generated_at":"2026-09-06T16:56:20.408Z"},"api_details":null,"dataset_details":{"id":"108b7225-148c-4b57-b936-bdb7880e3577","entry_id":"0f88afee-b0e7-4121-b102-f0fa971ab5c6","upstream_issued":null,"upstream_modified":null,"themes":[],"update_frequency":null,"temporal_start":null,"temporal_end":null,"spatial_coverage":null,"landing_page":null,"license_id":null,"license_raw":null,"has_documentation":false,"has_data_dictionary":false,"has_versioning":false,"source_portal":null,"source_portal_url":null,"created_at":"2026-07-23T12:52:38.630Z","updated_at":"2026-09-01T18:43:00.828Z","publisher":"OSGeo","publisher_url":null,"distributions":[],"license":null},"license":null,"reuse":{"license_id":null,"license_name":null,"license_url":null,"commercial_use":{"status":"unknown","value":null},"redistribution":{"status":"unknown","value":null},"attribution_required":{"status":"unknown","value":null},"share_alike":{"status":"unknown","value":null},"personal_data_warning":{"status":"unknown","value":null},"cache_and_mirror":{"status":"unknown","value":null},"undetermined":["commercial_use","redistribution","attribution_required","share_alike","personal_data_warning","cache_and_mirror"],"basis":"unverified","confidence":0.1,"confidence_tier":"low","source_text":null,"source_url":null,"reviewed_at":null},"license_raw":null,"latest_check":{"id":"818cafde-2a2a-4dab-a8ce-4097cac46144","entry_id":"0f88afee-b0e7-4121-b102-f0fa971ab5c6","status":"VERIFIED","last_checked_at":"2026-09-06T12:54:59.941Z","p50_latency_ms":1157,"p95_latency_ms":null,"last_error":null,"consecutive_failures":0,"created_at":"2026-07-23T13:03:16.528Z","updated_at":"2026-09-06T12:54:59.941Z","consecutive_successes":179,"probe_url":"https://gis.dimosdelta.gr/geoserver/wms#delta_map:dem","probe_method":"GET","probe_http_status":200,"probe_content_type":"text/xml;charset=UTF-8","probe_succeeded_at":"2026-09-06T12:54:59.941Z"},"data_profile":{"id":"5fb1dbde-6794-47ef-a06e-375ce178589a","entry_id":"0f88afee-b0e7-4121-b102-f0fa971ab5c6","profile_source":"wfs","profile_kind":"dataset","dataset_id":null,"fields":[{"name":"id","type":"int","label":null,"container":"delta_vec:v_tsp_poi_ekdotheises_praxeis","description":null,"description_en":"Internal record identifier."},{"name":"geom","type":"geometry","label":null,"container":"delta_vec:v_tsp_poi_ekdotheises_praxeis","description":null,"description_en":"Geometric shape of the plot or feature."},{"name":"dimos","type":"string","label":null,"container":"delta_vec:v_tsp_poi_ekdotheises_praxeis","description":null,"description_en":"Municipality where the property is located."},{"name":"im_ekdosis","type":"string","label":null,"container":"delta_vec:v_tsp_poi_ekdotheises_praxeis","description":null,"description_en":"Issue date of the permit or document."},{"name":"aa_praksis","type":"string","label":null,"container":"delta_vec:v_tsp_poi_ekdotheises_praxeis","description":null,"description_en":"Serial number of the administrative act."},{"name":"gid","type":"int","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Internal record identifier."},{"name":"fek","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Government Gazette (ΦΕΚ) publication number."},{"name":"apofasi","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Decision reference or number."},{"name":"enarksi_isxyos","type":"dateTime","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Start date of validity of the decision."},{"name":"eidos_apofasis","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Type of the decision."},{"name":"thema_diagrammatos","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Subject or title of the map/diagram."},{"name":"perigrafi_typou_eggrafou","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Description of the document type."},{"name":"klimaka","type":"long","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Scale of the map or diagram."},{"name":"rms","type":"double","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Root mean square error of the survey measurement."},{"name":"rms_egsa","type":"double","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Root mean square error in the EGSA'87 coordinate system."},{"name":"proeleysi","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Origin or source of the data."},{"name":"yliko","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Material of the map or diagram medium."},{"name":"xroma","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Color used in the map or diagram."},{"name":"yparxi_kannavou","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Indicates whether a reference grid is present."},{"name":"sythma_anaforas","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Reference coordinate system used."},{"name":"methodos","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Method used to produce the survey or diagram."},{"name":"kodikos_diagrammatos_egsa","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Diagram code in the EGSA'87 system."},{"name":"xronos_fek","type":"long","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Year of publication in the Government Gazette."},{"name":"arxeio_arx_diagram","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"File reference for the original diagram."},{"name":"arxeio_ggrs87_diagram","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"File reference for the diagram in the GGRS87 system."},{"name":"fek_file_url","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"URL link to the Government Gazette document."},{"name":"fek_new","type":"string","label":null,"container":"delta_vec:map_pol_footprints","description":null,"description_en":"Updated Government Gazette reference number."},{"name":"objectid","type":"long","label":null,"container":"delta_vec:tsp_pol_orio_oikismou","description":null},{"name":"publ_date","type":"string","label":null,"container":"delta_vec:tsp_pol_orio_oikismou","description":null},{"name":"apof_eidos","type":"string","label":null,"container":"delta_vec:tsp_pol_orio_oikismou","description":null},{"name":"title","type":"string","label":null,"container":"delta_vec:tsp_pol_orio_oikismou","description":null},{"name":"number_","type":"string","label":null,"container":"delta_vec:tsp_pol_orio_oikismou","description":null},{"name":"sign_date","type":"string","label":null,"container":"delta_vec:tsp_pol_orio_oikismou","description":null},{"name":"kall_dhm_name","type":"string","label":null,"container":"delta_vec:tsp_pol_orio_oikismou","description":null},{"name":"key_flag","type":"long","label":null,"container":"delta_vec:tsp_pol_orio_oikismou","description":null}],"field_count":35,"sample_records":[{"id":1,"dimos":"Δέλτα","aa_praksis":"1328496","im_ekdosis":"2025"},{"id":2,"dimos":"Δέλτα","aa_praksis":"1328590","im_ekdosis":"2025"},{"id":3,"dimos":"Δέλτα","aa_praksis":"1328705","im_ekdosis":"2025"}],"record_count":null,"data_size_bytes":null,"dataset_count":62,"query_examples":[{"url":"https://gis.dimosdelta.gr/geoserver/wfs?service=WFS&version=2.0.0&request=GetCapabilities#delta_map:dem","curl":"curl -s 'https://gis.dimosdelta.gr/geoserver/wfs?service=WFS&version=2.0.0&request=GetCapabilities#delta_map:dem' -H 'Accept: application/json'","label":"GetCapabilities","method":"GET","description":"List the feature types (layers) and supported operations."},{"url":"https://gis.dimosdelta.gr/geoserver/wfs?service=WFS&version=2.0.0&request=GetFeature&typeNames=delta_vec%3Av_tsp_poi_ekdotheises_praxeis&count=5&outputFormat=application%2Fjson#delta_map:dem","curl":"curl -s 'https://gis.dimosdelta.gr/geoserver/wfs?service=WFS&version=2.0.0&request=GetFeature&typeNames=delta_vec%3Av_tsp_poi_ekdotheises_praxeis&count=5&outputFormat=application%2Fjson#delta_map:dem' -H 'Accept: application/json'","label":"Query features","method":"GET","description":"Fetch features from the profiled layer (delta_vec:v_tsp_poi_ekdotheises_praxeis) as GeoJSON."},{"url":"https://gis.dimosdelta.gr/geoserver/wfs?service=WFS&version=2.0.0&request=GetFeature&typeNames=%3Cfeature+type%3E&count=5&outputFormat=application%2Fjson#delta_map:dem","curl":"curl -s 'https://gis.dimosdelta.gr/geoserver/wfs?service=WFS&version=2.0.0&request=GetFeature&typeNames=%3Cfeature+type%3E&count=5&outputFormat=application%2Fjson#delta_map:dem' -H 'Accept: application/json'","label":"GetFeature","method":"GET","description":"Fetch records for a feature type as GeoJSON (replace <feature type> with a Name from GetCapabilities)."}],"status":"ok","error_message":null,"profiled_at":"2026-09-01T18:42:59.610Z","run_id":"7c0df508-c8d1-4258-8254-ed42ee252ae6","created_at":"2026-07-23T12:52:38.118Z","updated_at":"2026-09-01T18:42:59.610Z","license_raw":null,"license_id":null,"consecutive_failure_count":0,"last_error_at":null,"last_error_message":null,"previewable":true,"personal_data":{"status":"none","basis":"no_person_column_cited","grain":"none","allowed":true,"columns":{"direct_identifiers":[],"family_names":[],"given_names":[],"attributes":[],"unresolved_names":[],"measures":[],"entity_identifiers":[]},"publication":null,"publication_evidence":null,"notice":"personal data: no cited column names a natural person (the cited columns are all this reads)"}},"datasets":[],"limits":[],"manifest":{"answer_sha256":"1c59474027f24399db381b3c0ae3f8d505045ab5d211dbf6809dad757ef86198","answer_sha256_rule":"sha256 (hex, UTF-8) of JSON.stringify(this body) after deleting the keys listed in manifest.stamped_keys from manifest, and deleting manifest itself if it is then empty. The hash was computed before the stamp existed, so no field of the stamp is inside it.","stamped_keys":["answer_sha256","answer_sha256_rule","stamped_keys","row_count","row_count_basis","live","live_basis","created_at","created_at_basis","durable_citation"],"row_count":52,"row_count_basis":"Objects that are elements of a JSON array anywhere in this body, excluding manifest. Not a claim about which collection is the answer. Largest single collection: data_profile.fields[] (35 rows).","live":false,"live_basis":"This body was replayed from the worker edge cache (x-edge-cache: hit); the bytes, and therefore answer_sha256, are those of the execution that filled the cache.","created_at":"2026-09-06T16:57:16.640Z","created_at_basis":"When this response body was assembled, deliberately OUTSIDE the hashed bytes so the same answer hashes identically on every request. Not the upstream read time — that is provenance[].retrieved_at. A zone-cached replay carries the assembly time, not your receipt time.","durable_citation":"This manifest is produced at response time and is NOT stored. A durable, replayable citation is persisted only on an explicit cite: GET /api/v1/entries/{id-or-slug}/evidence, or the MCP cite_query tool. Both are entry-scoped, because evidence_manifests is entry-shaped; a domain answer spanning several sources has no single entry and cannot be persisted through that path."}}