{"api_version":"1","dataset":{"id":"2026-10-27-research-hundredsecond","label":"2026-10-27 · 838 sites","release_status":"published","publishable_as_final":true,"checkpoint_date":"2026-10-27","lifecycle_reference_date":"2026-10-27","updated_at":"2026-10-27","observation_window_start":"2024-08-06","observation_window_end":"2026-10-27"},"site":{"site_id":"vcc-site-c218c0bdbe74ee944b0d","physical_site_stable_key":"curated:nuist-changwang-building-data-centre","name":"NUIST Changwang Building Data Centre","country":"China","country_iso_a2":"CN","latitude":32.20710875,"longitude":118.71179245,"geometry":{"coordinates":[118.71179245,32.20710875],"type":"Point"},"geometry_type":"Point","geometry_source_entity_kinds":["campus"],"geometry_derivations":["direct_geometry"],"geometry_methods":["osm_named_host_building_polygon_bounding_box_midpoint_verified_inside"],"geometry_scope_classes":["community_mapped_named_host_property_point"],"geometry_authority_classes":["community_mapped"],"geometry_use_scopes":["campus_locator"],"geometry_precision_scopes":["Representative point inside the community-mapped Changwang Building at NUIST’s Nanjing campus. It identifies the host building, not the first-floor data-centre room footprint, an entrance or a surveyed parcel."],"horizontal_uncertainty_metres":null,"horizontal_uncertainty_unknown_reason":"Community mapping provides no measured horizontal accuracy or verified first-floor room footprint. Decimal coordinate precision is not survey accuracy.","geometry_evidence_ids":["342901af-4018-59a1-8dc5-f706ca6d7c45"],"project_count":1,"project_ids":["69dcda22-5b08-5ec7-a94b-43662c627976"],"project_stable_keys":["curated:nuist-changwang-building:data-centre-room"],"statuses":["operational"],"oldest_status_as_of":"2026-09-18","newest_status_as_of":"2026-09-18","verification_posture":"authoritative_physical_observation_plus_reviewed_site_locator","independent_imagery_verification":false,"imagery_review_outcomes":["not_reviewed"],"official_boundary":false,"country_slug":"cn","url":"https://kiankyars.github.io/datacenter-atlas/sites/vcc-site-c218c0bdbe74ee944b0d/","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/sites/vcc-site-c218c0bdbe74ee944b0d.json","geometry_licenses":["ODbL-1.0"],"geometry_attributions":["OpenStreetMap contributors"]},"projects":[{"project_id":"69dcda22-5b08-5ec7-a94b-43662c627976","project_stable_key":"curated:nuist-changwang-building:data-centre-room","site_id":"vcc-site-c218c0bdbe74ee944b0d","physical_site_stable_key":"curated:nuist-changwang-building-data-centre","name":"Nanjing University of Information Science and Technology — Changwang Building Data Centre","country":"China","country_iso_a2":"CN","latitude":32.20710875,"longitude":118.71179245,"geometry":{"coordinates":[118.71179245,32.20710875],"type":"Point"},"geometry_type":"Point","geometry_source_entity_kind":"campus","geometry_derivation":"direct_geometry","geometry_method":"osm_named_host_building_polygon_bounding_box_midpoint_verified_inside","geometry_scope_class":"community_mapped_named_host_property_point","geometry_authority_class":"community_mapped","geometry_use_scope":"campus_locator","geometry_precision_scope":"Representative point inside the community-mapped Changwang Building at NUIST’s Nanjing campus. It identifies the host building, not the first-floor data-centre room footprint, an entrance or a surveyed parcel.","horizontal_uncertainty_metres":null,"horizontal_uncertainty_unknown_reason":"Community mapping provides no measured horizontal accuracy or verified first-floor room footprint. Decimal coordinate precision is not survey accuracy.","geometry_evidence_id":"342901af-4018-59a1-8dc5-f706ca6d7c45","last_observed_physical_status":"operational","status_as_of":"2026-09-18","status_age_days_at_review":39,"status_method":"authoritative_physical_status_update","status_evidence_id":"b5924017-dbc4-526a-87eb-fe586e5f2fbf","verification_posture":"authoritative_physical_observation_plus_reviewed_site_locator","independent_imagery_verification":false,"imagery_review_outcome":"not_reviewed","development_type":"unknown","development_type_unknown_reason":"not established by selected evidence","operating_model":"unknown","operating_model_unknown_reason":"not established by selected evidence","operating_model_evidence_id":null,"workloads":[],"workload_unknown_reason":"not established by selected evidence","role_claims":[{"evidence_id":"b5924017-dbc4-526a-87eb-fe586e5f2fbf","party":"Nanjing University of Information Science and Technology — Information Technology and Data Management Centre","relationship_scope":"current","role":"operator"}],"power_observations":[],"power_unknown_reason":"no typed power observation selected; not estimated","annual_energy_observations":[],"annual_energy_unknown_reason":"no scoped annual-energy inputs; not estimated","efficiency_observations":[],"efficiency_unknown_reason":"no scoped PUE or WUE observation","owner":null,"operator":"Nanjing University of Information Science and Technology — Information Technology and Data Management Centre","users":null,"tenants":null,"customers":null,"status_source_url":"https://bulletin.nuist.edu.cn/info/1015/57699.htm","geometry_source_url":"https://api.openstreetmap.org/api/0.6/way/1114839561/full.json","project_details":[],"evidence_ids":["27257185-acdb-5fa4-a3d8-c1062afe064a","3098d6b1-c78e-5409-8a04-d8ffd6fe4cab","342901af-4018-59a1-8dc5-f706ca6d7c45","7b17bf2e-a577-52a1-a0aa-87c3aa4a8729","aea840d9-23eb-5f3c-bea6-bef48fafbd84","b5924017-dbc4-526a-87eb-fe586e5f2fbf","dfb5b72c-80fd-5199-aa3a-c4d56ceab902","f8f84009-3046-5bfa-b7e6-12f764a43876"],"status_source":{"evidence_id":"b5924017-dbc4-526a-87eb-fe586e5f2fbf","title":"NUIST September 18 notice: Changwang Building data-centre hosting and unused-equipment review","publisher":"南京信息工程大学信息化建设与数据管理中心 (NUIST Information Technology and Data Management Centre)","kind":"government_record","published_at":"2026-09-18","source_url":"https://bulletin.nuist.edu.cn/info/1015/57699.htm","license":"all-rights-reserved","attribution":"南京信息工程大学信息化建设与数据管理中心 (NUIST Information Technology and Data Management Centre)"},"url":"https://kiankyars.github.io/datacenter-atlas/sites/vcc-site-c218c0bdbe74ee944b0d/#project-69dcda22-5b08-5ec7-a94b-43662c627976","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/projects/69dcda22-5b08-5ec7-a94b-43662c627976.json","geometry_source":{"evidence_id":"342901af-4018-59a1-8dc5-f706ca6d7c45","title":"Changwang Building, native OpenStreetMap way 1114839561","publisher":"OpenStreetMap contributors","kind":"openstreetmap","published_at":null,"source_url":"https://api.openstreetmap.org/api/0.6/way/1114839561/full.json","license":"ODbL-1.0","attribution":"OpenStreetMap contributors"}}],"evidence":[{"evidence_id":"342901af-4018-59a1-8dc5-f706ca6d7c45","roles":["geometry"],"project_ids":["69dcda22-5b08-5ec7-a94b-43662c627976"],"kind":"openstreetmap","title":"Changwang Building, native OpenStreetMap way 1114839561","source_url":"https://api.openstreetmap.org/api/0.6/way/1114839561/full.json","publisher":"OpenStreetMap contributors","source_family":"OpenStreetMap contributors","license":"ODbL-1.0","attribution":"OpenStreetMap contributors","published_at":null,"retrieved_at":"2026-10-15T12:00:27.738592+00:00","content_hash":"8b515eacc309687a5eb727f56379782939cd15ec77d3b52cea0b6fd1928f282b","publication_date_precision":"unknown","content_hash_scope":"sha256_exact_response_bytes","source_record_id":null,"source_local_id":null,"source_record_sha256":null,"site_ids":["vcc-site-c218c0bdbe74ee944b0d"],"url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/342901af-4018-59a1-8dc5-f706ca6d7c45.json","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/342901af-4018-59a1-8dc5-f706ca6d7c45.json","archive_url":"https://web.archive.org/web/20261015120027/https://api.openstreetmap.org/api/0.6/way/1114839561/full.json"},{"evidence_id":"aea840d9-23eb-5f3c-bea6-bef48fafbd84","roles":["context:identity"],"project_ids":["69dcda22-5b08-5ec7-a94b-43662c627976"],"kind":"openstreetmap","title":"NUIST campus context, native OpenStreetMap relation 13070911","source_url":"https://api.openstreetmap.org/api/0.6/relation/13070911/full.json","publisher":"OpenStreetMap contributors","source_family":"OpenStreetMap contributors","license":"ODbL-1.0","attribution":"OpenStreetMap contributors","published_at":null,"retrieved_at":"2026-10-15T12:01:37.189565+00:00","content_hash":"454ea6543bca53877269fe8258307c0a2e5e56b0794e326721fd8e53caa20329","publication_date_precision":"unknown","content_hash_scope":"sha256_exact_response_bytes","source_record_id":null,"source_local_id":null,"source_record_sha256":null,"site_ids":["vcc-site-c218c0bdbe74ee944b0d"],"url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/aea840d9-23eb-5f3c-bea6-bef48fafbd84.json","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/aea840d9-23eb-5f3c-bea6-bef48fafbd84.json","archive_url":"https://web.archive.org/web/20261015120137/https://api.openstreetmap.org/api/0.6/relation/13070911/full.json"},{"evidence_id":"dfb5b72c-80fd-5199-aa3a-c4d56ceab902","roles":["context:identity"],"project_ids":["69dcda22-5b08-5ec7-a94b-43662c627976"],"kind":"government_record","title":"NUIST official Changwang Building address","source_url":"https://webs.nuist.edu.cn/_s144/2023/0714/c7524a226484/page.psp","publisher":"南京信息工程大学生态与应用气象学院 (NUIST School of Applied Meteorology)","source_family":"南京信息工程大学生态与应用气象学院 (NUIST School of Applied Meteorology)","license":"all-rights-reserved","attribution":"南京信息工程大学生态与应用气象学院 (NUIST School of Applied Meteorology)","published_at":"2023-07-14","retrieved_at":"2026-10-15T11:57:52.475392+00:00","content_hash":"afa2fe85ed1fa89a43fb32bb34dcac8bef67babedb57429ae89cabe371ba967a","publication_date_precision":"day","content_hash_scope":"sha256_exact_response_bytes","source_record_id":null,"source_local_id":null,"source_record_sha256":null,"site_ids":["vcc-site-c218c0bdbe74ee944b0d"],"url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/dfb5b72c-80fd-5199-aa3a-c4d56ceab902.json","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/dfb5b72c-80fd-5199-aa3a-c4d56ceab902.json","archive_url":"https://web.archive.org/web/20261015115752/https://webs.nuist.edu.cn/_s144/2023/0714/c7524a226484/page.psp"},{"evidence_id":"27257185-acdb-5fa4-a3d8-c1062afe064a","roles":["context:identity"],"project_ids":["69dcda22-5b08-5ec7-a94b-43662c627976"],"kind":"government_record","title":"NUIST official directory identifies Changwang in the central campus area","source_url":"https://nic.nuist.edu.cn/yktfwdtdz/listm.htm","publisher":"南京信息工程大学信息化服务网 (NUIST Information Services)","source_family":"南京信息工程大学信息化服务网 (NUIST Information Services)","license":"all-rights-reserved","attribution":"南京信息工程大学信息化服务网 (NUIST Information Services)","published_at":null,"retrieved_at":"2026-10-15T12:00:28.080273+00:00","content_hash":"d0fa26ee232ab13a99c7a89fd75c482bbe81e0284fc2a7a12bf4ae3082913c1d","publication_date_precision":"unknown","content_hash_scope":"sha256_exact_response_bytes","source_record_id":null,"source_local_id":null,"source_record_sha256":null,"site_ids":["vcc-site-c218c0bdbe74ee944b0d"],"url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/27257185-acdb-5fa4-a3d8-c1062afe064a.json","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/27257185-acdb-5fa4-a3d8-c1062afe064a.json","archive_url":"https://web.archive.org/web/20261015120028/https://nic.nuist.edu.cn/yktfwdtdz/listm.htm"},{"evidence_id":"b5924017-dbc4-526a-87eb-fe586e5f2fbf","roles":["physical_status","role:operator"],"project_ids":["69dcda22-5b08-5ec7-a94b-43662c627976"],"kind":"government_record","title":"NUIST September 18 notice: Changwang Building data-centre hosting and unused-equipment review","source_url":"https://bulletin.nuist.edu.cn/info/1015/57699.htm","publisher":"南京信息工程大学信息化建设与数据管理中心 (NUIST Information Technology and Data Management Centre)","source_family":"南京信息工程大学信息化建设与数据管理中心 (NUIST Information Technology and Data Management Centre)","license":"all-rights-reserved","attribution":"南京信息工程大学信息化建设与数据管理中心 (NUIST Information Technology and Data Management Centre)","published_at":"2026-09-18","retrieved_at":"2026-10-15T11:57:50.180883+00:00","content_hash":"51e1dd1c3da343d3ec0bf25e3120e17d026e9a89727c6d5c0ca62e917d4917e1","publication_date_precision":"day","content_hash_scope":"sha256_exact_response_bytes","source_record_id":null,"source_local_id":null,"source_record_sha256":null,"site_ids":["vcc-site-c218c0bdbe74ee944b0d"],"url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/b5924017-dbc4-526a-87eb-fe586e5f2fbf.json","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/b5924017-dbc4-526a-87eb-fe586e5f2fbf.json","archive_url":"https://web.archive.org/web/20261015115750/https://bulletin.nuist.edu.cn/info/1015/57699.htm"},{"evidence_id":"f8f84009-3046-5bfa-b7e6-12f764a43876","roles":["context:identity"],"project_ids":["69dcda22-5b08-5ec7-a94b-43662c627976"],"kind":"government_record","title":"NUIST server-hosting service eligibility","source_url":"https://nic.nuist.edu.cn/2449/listm.htm","publisher":"南京信息工程大学信息化服务网 (NUIST Information Services)","source_family":"南京信息工程大学信息化服务网 (NUIST Information Services)","license":"all-rights-reserved","attribution":"南京信息工程大学信息化服务网 (NUIST Information Services)","published_at":null,"retrieved_at":"2026-10-15T12:01:47.968020+00:00","content_hash":"cfe38650bc0f0f6ff71a6b9d51b729ced91ca5b8bf18f650100a46598aea996b","publication_date_precision":"unknown","content_hash_scope":"sha256_exact_response_bytes","source_record_id":null,"source_local_id":null,"source_record_sha256":null,"site_ids":["vcc-site-c218c0bdbe74ee944b0d"],"url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/f8f84009-3046-5bfa-b7e6-12f764a43876.json","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/f8f84009-3046-5bfa-b7e6-12f764a43876.json","archive_url":"https://web.archive.org/web/20261015120147/https://nic.nuist.edu.cn/2449/listm.htm"},{"evidence_id":"7b17bf2e-a577-52a1-a0aa-87c3aa4a8729","roles":["context:identity"],"project_ids":["69dcda22-5b08-5ec7-a94b-43662c627976"],"kind":"openstreetmap","title":"OpenStreetMap changeset 156755171: NUIST central campus building edit","source_url":"https://api.openstreetmap.org/api/0.6/changeset/156755171.json","publisher":"OpenStreetMap contributors","source_family":"OpenStreetMap contributors","license":"ODbL-1.0","attribution":"OpenStreetMap contributors","published_at":null,"retrieved_at":"2026-10-15T12:01:21.687382+00:00","content_hash":"105477a96f3d5d651d64d70b3075f6f610e4fe45fe927b9c4de65fd58ad863cd","publication_date_precision":"unknown","content_hash_scope":"sha256_exact_response_bytes","source_record_id":null,"source_local_id":null,"source_record_sha256":null,"site_ids":["vcc-site-c218c0bdbe74ee944b0d"],"url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/7b17bf2e-a577-52a1-a0aa-87c3aa4a8729.json","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/7b17bf2e-a577-52a1-a0aa-87c3aa4a8729.json","archive_url":"https://web.archive.org/web/20261015120121/https://api.openstreetmap.org/api/0.6/changeset/156755171.json"},{"evidence_id":"3098d6b1-c78e-5409-8a04-d8ffd6fe4cab","roles":["context:identity"],"project_ids":["69dcda22-5b08-5ec7-a94b-43662c627976"],"kind":"openstreetmap","title":"OpenStreetMap changeset 181372313: current Changwang vertex coordinates","source_url":"https://api.openstreetmap.org/api/0.6/changeset/181372313.json","publisher":"OpenStreetMap contributors","source_family":"OpenStreetMap contributors","license":"ODbL-1.0","attribution":"OpenStreetMap contributors","published_at":null,"retrieved_at":"2026-10-15T12:01:21.869328+00:00","content_hash":"bb17009a953ff81160a47aed82b9932fa581ed5e9cb83b461a62e02fca4f63ff","publication_date_precision":"unknown","content_hash_scope":"sha256_exact_response_bytes","source_record_id":null,"source_local_id":null,"source_record_sha256":null,"site_ids":["vcc-site-c218c0bdbe74ee944b0d"],"url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/3098d6b1-c78e-5409-8a04-d8ffd6fe4cab.json","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/3098d6b1-c78e-5409-8a04-d8ffd6fe4cab.json","archive_url":"https://web.archive.org/web/20261015120121/https://api.openstreetmap.org/api/0.6/changeset/181372313.json"}],"links":{"html":"https://kiankyars.github.io/datacenter-atlas/sites/vcc-site-c218c0bdbe74ee944b0d/","sites":"https://kiankyars.github.io/datacenter-atlas/api/v1/sites.json","dataset_download":"https://github.com/kiankyars/datacenter-atlas/releases/download/data-2026-10-27-research-hundredsecond/datacenter-atlas-2026-10-27-research-hundredsecond.zip","geojson":"https://kiankyars.github.io/datacenter-atlas/api/v1/sites/vcc-site-c218c0bdbe74ee944b0d.geojson","explorer":"https://kiankyars.github.io/datacenter-atlas/#site=vcc-site-c218c0bdbe74ee944b0d","dataset_files":"https://kiankyars.github.io/datacenter-atlas/downloads/2026-10-27-research-hundredsecond/","latest_download":"https://kiankyars.github.io/datacenter-atlas/downloads/latest/datacenter-atlas-latest.zip","citation":"https://kiankyars.github.io/datacenter-atlas/api/v1/citation.json"}}