{
  "csv_dialect": {
    "delimiter": ",",
    "header": true,
    "line_terminator": "LF",
    "quote_character": "\""
  },
  "csv_encoding": "UTF-8",
  "embedded_array_items": {
    "projects.csv:annual_energy_observations_json": {
      "allowed_metrics": [
        "annual_energy_mwh"
      ],
      "item_type": "typed_metric_observation"
    },
    "projects.csv:efficiency_observations_json": {
      "allowed_metrics": [
        "pue"
      ],
      "item_type": "typed_metric_observation"
    },
    "projects.csv:power_observations_json": {
      "allowed_metrics": [
        "critical_it_mw",
        "generation_nameplate_mw",
        "grid_connection_mw",
        "gross_facility_mw"
      ],
      "item_type": "typed_metric_observation"
    },
    "projects.csv:project_details_json": {
      "item_type": "imported_project_record"
    },
    "projects.csv:role_claims_json": {
      "item_type": "role_claim"
    },
    "projects.csv:workloads_json": {
      "item_type": "workload_observation"
    }
  },
  "embedded_types": {
    "imported_project_record": {
      "record_policy": "The record object equals the source snapshot object, including every field, unknown value, qualifier, source and original date precision.",
      "required_fields": [
        "source_dataset",
        "source_record_id",
        "source_file",
        "source_sha256",
        "source_record_sha256",
        "source_repository_commit",
        "identity_decision",
        "source_evidence_ids",
        "record"
      ]
    },
    "role_claim": {
      "allowed_relationship_scopes": [
        "current",
        "intended",
        "unknown"
      ],
      "allowed_roles": [
        "builder",
        "customer",
        "developer",
        "government",
        "hardware_supplier",
        "investor",
        "operator",
        "owner",
        "power_supplier",
        "tenant",
        "user",
        "utility"
      ],
      "optional_fields": [
        "notes",
        "source_record_id"
      ],
      "required_fields": [
        "evidence_id",
        "party",
        "relationship_scope",
        "role"
      ]
    },
    "typed_metric_observation": {
      "allowed_methods": [
        "calculated",
        "equipment_inference",
        "imagery_inference",
        "modeled",
        "permit_inference",
        "reported",
        "unknown"
      ],
      "allowed_stages": [
        "contracted",
        "design",
        "energized",
        "forecast",
        "installed",
        "measured",
        "operational",
        "planned",
        "requested",
        "unknown"
      ],
      "confidence_constraint": "0 <= confidence <= 1",
      "interval_constraint": "0 <= low <= base <= high",
      "required_fields": [
        "as_of_date",
        "base",
        "confidence",
        "evidence_id",
        "high",
        "low",
        "method",
        "metric",
        "notes",
        "stage",
        "target_date",
        "unit"
      ],
      "target_date_allows_null": true,
      "unit_by_metric": {
        "annual_energy_mwh": "MWh/year",
        "critical_it_mw": "MW",
        "generation_nameplate_mw": "MW",
        "grid_connection_mw": "MW",
        "gross_facility_mw": "MW",
        "pue": "ratio"
      }
    },
    "workload_observation": {
      "allowed_deployment_scopes": [
        "intended",
        "operational",
        "unknown"
      ],
      "confidence_constraint": "0 <= confidence <= 1",
      "required_fields": [
        "as_of_date",
        "confidence",
        "deployment_scope",
        "evidence_id",
        "method",
        "workload"
      ]
    }
  },
  "foreign_keys": [
    {
      "from": [
        "projects.csv",
        "site_id"
      ],
      "to": [
        "sites.csv",
        "site_id"
      ]
    },
    {
      "from": [
        "projects.csv",
        "status_evidence_id"
      ],
      "to": [
        "evidence.csv",
        "evidence_id"
      ]
    },
    {
      "from": [
        "projects.csv",
        "geometry_evidence_id"
      ],
      "to": [
        "evidence.csv",
        "evidence_id"
      ]
    },
    {
      "allows_empty_string": true,
      "from": [
        "projects.csv",
        "operating_model_evidence_id"
      ],
      "to": [
        "evidence.csv",
        "evidence_id"
      ]
    }
  ],
  "format": "datacenter-atlas-tables-v1",
  "geojson": {
    "allowed_geometry_types": [
      "MultiPolygon",
      "Point",
      "Polygon"
    ],
    "feature_id_equals": [
      "sites.csv",
      "site_id"
    ],
    "geometry_equals": [
      "sites.csv",
      "geometry_json"
    ],
    "path": "sites.geojson"
  },
  "json_embedded_evidence_fields": [
    [
      "projects.csv",
      "workloads_json",
      "evidence_id"
    ],
    [
      "projects.csv",
      "role_claims_json",
      "evidence_id"
    ],
    [
      "projects.csv",
      "power_observations_json",
      "evidence_id"
    ],
    [
      "projects.csv",
      "annual_energy_observations_json",
      "evidence_id"
    ],
    [
      "projects.csv",
      "efficiency_observations_json",
      "evidence_id"
    ]
  ],
  "observation_policy": "Source status dates and existing canonical selections are retained. Consolidation is not new verification; imported source records may contain primary or secondary evidence.",
  "tables": {
    "evidence.csv": {
      "fields": [
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "evidence_id"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "roles_json"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "project_ids_json"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "kind"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "title"
        },
        {
          "allows_empty_string": false,
          "logical_type": "uri",
          "name": "source_url"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "publisher"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "source_family"
        },
        {
          "allows_empty_string": true,
          "logical_type": "string",
          "name": "license"
        },
        {
          "allows_empty_string": true,
          "logical_type": "string",
          "name": "attribution"
        },
        {
          "allows_empty_string": true,
          "logical_type": "date_or_datetime",
          "name": "published_at"
        },
        {
          "allows_empty_string": false,
          "logical_type": "date_or_datetime",
          "name": "retrieved_at"
        },
        {
          "allows_empty_string": false,
          "logical_type": "sha256",
          "name": "content_hash"
        },
        {
          "allows_empty_string": false,
          "description": "Precision of published_at: day, month, datetime or unknown. Unknown dates remain empty; month dates are not padded.",
          "logical_type": "string",
          "name": "publication_date_precision"
        },
        {
          "allows_empty_string": false,
          "description": "What content_hash covers; imported source_record_projection hashes a canonical factual record projection, never the publisher page.",
          "logical_type": "string",
          "name": "content_hash_scope"
        },
        {
          "allows_empty_string": true,
          "description": "Original source inventory record ID, when imported.",
          "logical_type": "string",
          "name": "source_record_id"
        },
        {
          "allows_empty_string": true,
          "description": "Original record-local source ID, when imported.",
          "logical_type": "string",
          "name": "source_local_id"
        },
        {
          "allows_empty_string": true,
          "description": "SHA-256 of the full canonical source inventory object, when imported.",
          "logical_type": "string",
          "name": "source_record_sha256"
        }
      ],
      "primary_key": [
        "evidence_id"
      ]
    },
    "projects.csv": {
      "fields": [
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "project_id"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "project_stable_key"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "site_id"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "physical_site_stable_key"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "name"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "country"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "country_iso_a2"
        },
        {
          "allows_empty_string": false,
          "logical_type": "number",
          "name": "latitude"
        },
        {
          "allows_empty_string": false,
          "logical_type": "number",
          "name": "longitude"
        },
        {
          "allows_empty_string": false,
          "logical_type": "geojson_geometry",
          "name": "geometry_json"
        },
        {
          "allowed_values": [
            "MultiPolygon",
            "Point",
            "Polygon"
          ],
          "allowed_values_scope": "Published observations and retained historical codes.",
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "geometry_type"
        },
        {
          "allowed_values": [
            "address_area",
            "building",
            "campus",
            "facility",
            "host_estate",
            "project"
          ],
          "allowed_values_scope": "Published observations and retained historical codes.",
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "geometry_source_entity_kind"
        },
        {
          "allowed_values": [
            "Exact OSM way 1560974456 ordered node ring; display anchor is the planar shoelace centroid of that ring.",
            "Exact OSM way1230327255 ordered node ring; display-only anchor is the mean of four unique corners of this parallelogram.",
            "Extract the named smaller Project Site path from the government-published applicant map; interpolate its PDF positions through the four embedded source-CRS controls, explicitly normalize the self-touching ring, take an interior representative point in source projected units, transform without ballpark operations and round the locator to five decimals.",
            "Literal Nominatim object-centroid lat/lon fields for native OSM way429540795, reordered to longitude/latitude only; no numerical coordinate transform or map-image extraction.",
            "Literal native OSM node point; named latitude/longitude axis order only; independently matched to same Nominatim node",
            "Match direct campus page to the platform's same title and slug; dereference explicit geolocation fields; reproduce the site's six-decimal marker rounding; emit longitude then latitude.",
            "Nominatim centroid of exact address named OSM building; axis reorder only",
            "Use the single exact-name community feature, verify its source object geometry, and emit the unchanged service longitude/latitude in GeoJSON order.",
            "approved_plan_land_use_plot_ring_transformed_EPSG2039_to_WGS84",
            "association_converted_official_cadastral_reference_polygon",
            "capture_replayed_geometry",
            "community_exact_address_named_campus_representative_point",
            "community_named_building_representative_point",
            "community_named_campus_representative_point",
            "community_named_entity_source_point",
            "community_named_former_factory_representative_point_bound_to_official_redevelopment_parcel",
            "coordinates_to_point",
            "copy_Overpass_center_for_named_DVZ_data_center_campus_way1545965488",
            "copy_Overpass_center_for_named_OSM_way_313208490",
            "copy_Overpass_center_of_explicitly_named_Technologiezentrum_Laufenburg_way1160708952",
            "copy_exact_LGB_address_WKT_point_to_GeoJSON",
            "copy_literal_operator_LOS1_latitude_longitude_to_GeoJSON_longitude_latitude",
            "copy_named_SUM01_literal_latitude_longitude_as_parent_campus_locator",
            "cross_source_geometry",
            "cross_source_overlay",
            "direct_geometry",
            "exact_official_constituent_parcel_id_match",
            "exact_official_download_record_LV95_easting_northing_to_WGS84_via_official_REFRAME_service",
            "exact_official_primary_virtual_address_point",
            "exact_official_primary_virtual_address_point_with_explicit_campus_identity_inference",
            "exact_official_registration_geometry",
            "exact_single_public_municipal_parcel_ring_server_projected_with_explicit_epsg1188",
            "first_party_brochure_published_map_coordinate_query",
            "first_party_brochure_published_map_link_target",
            "first_party_published_map_pin",
            "government_named_project_geojson_point",
            "imported_reference_point",
            "literal_official_public_project_marker",
            "literal_operator_facility_latitude_longitude_reordered_without_numeric_transform",
            "literal_operator_specification_site_point",
            "municipal_exact_address_result_transformed_by_same_municipal_service_to_EPSG4326",
            "official_9_1_1_address_point_for_exact_primary_site_address",
            "official_INSPIRE_address_position_for_exact_operator_stated_site_address",
            "official_address_feature_to_point",
            "official_address_geocode",
            "official_address_point",
            "official_address_range_geocode",
            "official_address_range_interpolation",
            "official_bag_address_record_to_point",
            "official_cadastral_referencePoint_transformed_to_WGS84",
            "official_census_street_address_range_interpolation",
            "official_constituent_permit_reference_point",
            "official_constituent_tax_parcel",
            "official_coordinate_transform",
            "official_dms_coordinate_to_point",
            "official_environmental_report_site_grid_reference",
            "official_exact_house_number_geocode",
            "official_exact_permit_record_reference_point",
            "official_exact_street_number_address_point",
            "official_georeferenced_drawing_shared_area_centroid_transformed_to_crs84",
            "official_lot_boundary_ring_transformed_EPSG2326_to_WGS84",
            "official_municipal_land_address_point",
            "official_named_address_point",
            "official_named_environmental_project_geojson_point",
            "official_notice_published_point_marker",
            "official_notice_source_point",
            "official_parcel_centroid",
            "official_parcel_centroid_to_point",
            "official_parcel_polygon",
            "official_parcel_reference_point",
            "official_parcel_union",
            "official_parcel_union_point_on_surface",
            "official_permit_activity_reference_coordinate_transformed",
            "official_primary_parcel_union",
            "official_registered_parcel_coordinate_transform",
            "official_service_parcel_centroid",
            "operator_card_coordinate_pair_axis_reorder_only",
            "operator_published_campus_location_link_literal_coordinate_query",
            "operator_published_destination_coordinate",
            "operator_published_literal_site_coordinates",
            "osm_way_nodes_to_polygon",
            "point_on_named_community_polygon",
            "provider_supplied_community_building_centroid_bound_to_exact_certified_constituent_site_address",
            "provider_supplied_community_named_BA3_building_centroid_bound_to_operator_project_code_and_campus",
            "provider_supplied_named_CSC_LUMI_building_centroid_bound_to_official_same_hall_expansion",
            "provider_supplied_named_Procergs_building_centroid_bound_to_explicit_datacenter_address_and_substation_contract6033",
            "representative_point_inside_reconstructed_public_draft_survey_tract",
            "representative_point_inside_transformed_exact_developer_parcel",
            "representative_point_of_OSM_named_construction_enclosure",
            "representative_point_of_exact_named_OSM_enclosure",
            "source_KML_project_polygon_XY_preserved",
            "source_attribute_decimal_coordinates_to_point_without_centroiding",
            "source_community_representative_point",
            "source_geojson_point_without_coordinate_change",
            "source_marker_decimal_coordinates_to_point_without_centroiding",
            "source_published_marker_to_point_without_atlas_centroiding",
            "topological_union_of_two_osm_host_development_way_polygons"
          ],
          "allowed_values_scope": "Published observations and retained historical codes.",
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "geometry_derivation"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "geometry_method"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "geometry_scope_class"
        },
        {
          "allowed_values": [
            "community_mapped",
            "community_source",
            "compiled_reference",
            "official_source"
          ],
          "allowed_values_scope": "Published observations and retained historical codes.",
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "geometry_authority_class"
        },
        {
          "allowed_values": [
            "admin1_context",
            "admin2_context",
            "approximate_site_locator",
            "campus_locator",
            "host_estate_context",
            "locality_context",
            "official_boundary",
            "project_locator",
            "reviewed_site_locator"
          ],
          "allowed_values_scope": "Published observations and retained historical codes.",
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "geometry_use_scope"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "geometry_precision_scope"
        },
        {
          "allows_empty_string": true,
          "logical_type": "number",
          "name": "horizontal_uncertainty_metres"
        },
        {
          "allows_empty_string": true,
          "logical_type": "string",
          "name": "horizontal_uncertainty_unknown_reason"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "geometry_evidence_id"
        },
        {
          "allowed_values": [
            "announced",
            "cancelled",
            "civil_works",
            "clearing",
            "commissioning",
            "decommissioned",
            "demolished",
            "expansion",
            "foundations",
            "mep_electrical",
            "operational",
            "partially_operational",
            "paused",
            "proposed",
            "repurposed",
            "shell",
            "site_preparation",
            "under_construction"
          ],
          "allowed_values_scope": "Published observations and retained historical codes.",
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "last_observed_physical_status"
        },
        {
          "allows_empty_string": false,
          "logical_type": "date",
          "name": "status_as_of"
        },
        {
          "allows_empty_string": false,
          "logical_type": "integer",
          "name": "status_age_days_at_review"
        },
        {
          "allowed_values": [
            "authoritative_construction_start",
            "authoritative_physical_status_update",
            "government_record",
            "imported_documented_status",
            "physical_observation"
          ],
          "allowed_values_scope": "Published observations and retained historical codes.",
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "status_method"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "status_evidence_id"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "verification_posture"
        },
        {
          "allowed_values": [
            false
          ],
          "allows_empty_string": false,
          "logical_type": "boolean",
          "name": "independent_imagery_verification"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "imagery_review_outcome"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "development_type"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "development_type_unknown_reason"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "operating_model"
        },
        {
          "allows_empty_string": true,
          "logical_type": "string",
          "name": "operating_model_unknown_reason"
        },
        {
          "allows_empty_string": true,
          "logical_type": "string",
          "name": "operating_model_evidence_id"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "workloads_json"
        },
        {
          "allows_empty_string": true,
          "logical_type": "string",
          "name": "workload_unknown_reason"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "role_claims_json"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "power_observations_json"
        },
        {
          "allows_empty_string": true,
          "logical_type": "string",
          "name": "power_unknown_reason"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "annual_energy_observations_json"
        },
        {
          "allows_empty_string": true,
          "logical_type": "string",
          "name": "annual_energy_unknown_reason"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "efficiency_observations_json"
        },
        {
          "allows_empty_string": true,
          "logical_type": "string",
          "name": "efficiency_unknown_reason"
        },
        {
          "allows_empty_string": true,
          "logical_type": "string",
          "name": "owner"
        },
        {
          "allows_empty_string": true,
          "logical_type": "string",
          "name": "operator"
        },
        {
          "allows_empty_string": true,
          "logical_type": "string",
          "name": "users"
        },
        {
          "allows_empty_string": true,
          "logical_type": "string",
          "name": "tenants"
        },
        {
          "allows_empty_string": true,
          "logical_type": "string",
          "name": "customers"
        },
        {
          "allows_empty_string": false,
          "logical_type": "uri",
          "name": "status_source_url"
        },
        {
          "allows_empty_string": false,
          "logical_type": "uri",
          "name": "geometry_source_url"
        },
        {
          "allows_empty_string": false,
          "description": "Complete imported source objects, identity decisions, record provenance and local-source-to-evidence-ID maps. Dates, units, qualifiers and scopes are preserved without reinterpretation.",
          "logical_type": "json_array",
          "name": "project_details_json"
        }
      ],
      "primary_key": [
        "project_id"
      ]
    },
    "sites.csv": {
      "fields": [
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "site_id"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "physical_site_stable_key"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "name"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "country"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "country_iso_a2"
        },
        {
          "allows_empty_string": false,
          "logical_type": "number",
          "name": "latitude"
        },
        {
          "allows_empty_string": false,
          "logical_type": "number",
          "name": "longitude"
        },
        {
          "allows_empty_string": false,
          "logical_type": "geojson_geometry",
          "name": "geometry_json"
        },
        {
          "allowed_values": [
            "MultiPolygon",
            "Point",
            "Polygon"
          ],
          "allowed_values_scope": "Published observations and retained historical codes.",
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "geometry_type"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "geometry_source_entity_kinds_json"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "geometry_derivations_json"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "geometry_methods_json"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "geometry_scope_classes_json"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "geometry_authority_classes_json"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "geometry_use_scopes_json"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "geometry_precision_scopes_json"
        },
        {
          "allows_empty_string": true,
          "logical_type": "number",
          "name": "horizontal_uncertainty_metres"
        },
        {
          "allows_empty_string": true,
          "logical_type": "string",
          "name": "horizontal_uncertainty_unknown_reason"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "geometry_evidence_ids_json"
        },
        {
          "allows_empty_string": false,
          "logical_type": "integer",
          "name": "project_count"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "project_ids_json"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "project_stable_keys_json"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "statuses_json"
        },
        {
          "allows_empty_string": false,
          "logical_type": "date",
          "name": "oldest_status_as_of"
        },
        {
          "allows_empty_string": false,
          "logical_type": "date",
          "name": "newest_status_as_of"
        },
        {
          "allows_empty_string": false,
          "logical_type": "string",
          "name": "verification_posture"
        },
        {
          "allowed_values": [
            false
          ],
          "allows_empty_string": false,
          "logical_type": "boolean",
          "name": "independent_imagery_verification"
        },
        {
          "allows_empty_string": false,
          "logical_type": "json_array",
          "name": "imagery_review_outcomes_json"
        }
      ],
      "primary_key": [
        "site_id"
      ]
    }
  }
}