{"base_preview_id":"2026-08-20-preview-v0.17","csv_dialect":{"delimiter":",","header":true,"line_terminator":"LF","quote_character":"\""},"csv_encoding":"UTF-8","draft_id":"2026-08-20-v0.18-draft-2026-10-10-thirty-seventh-reviewed-site-delta","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:role_claims_json":{"item_type":"role_claim"},"projects.csv:workloads_json":{"item_type":"workload_observation"}},"embedded_types":{"role_claim":{"allowed_relationship_scopes":["current","intended","unknown"],"allowed_roles":["customer","operator","owner","tenant","user"],"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-verified-construction-core-schema-v018-draft","geojson":{"allowed_geometry_types":["MultiPolygon","Point","Polygon"],"feature_id_equals":["sites.csv","site_id"],"geometry_equals":["sites.csv","geometry_json"],"path":"sites.geojson"},"inherited_baseline_annotations":{"annotations":{"v0_11_address_area_locator":{"area_semantics":"55,117.019 square metres is only the e-Stat selected statistical feature's reported area, never IIJ site area.","coordinate_semantics":"CSV latitude/longitude are the source-published statistical-boundary shape center and a display anchor for the full Polygon. 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only through pinned baseline corrections of inherited v0.17 rows, never for acceptances. Host-estate context is not a reviewed site locator, official boundary or site position, and is excluded from reviewed_site_locator_projects.","baseline_correction_verification_postures":["recent_authoritative_physical_observation_plus_host_estate_context_only"],"baseline_withdrawal_bases":["identity_evidence_does_not_meet_contract","status_evidence_does_not_meet_contract"],"baseline_withdrawal_claim_boundary":{"asserted_physical_status":null,"asserts_cancelled":false,"asserts_completed":false,"asserts_not_under_construction":false,"asserts_paused":false,"physical_status_on_lifecycle_reference_date":"unknown"},"baseline_withdrawal_decisions":["withdraw_from_selection"],"baseline_withdrawal_ids":["sbogzb01-status-withdrawal-v1"],"baseline_withdrawal_record_schema":"datacenter-atlas-v018-baseline-withdrawal-v1","baseline_withdrawal_scope":"Accepted only through pinned schema-v3 baseline withdrawals of inherited v0.17 projects on single-project sites. A withdrawal removes the project row, its site row, its GeoJSON feature and every evidence row only it referenced, and changes no other byte. It asserts no physical status (not paused, cancelled, completed or not under construction); the withdrawn project's status on the lifecycle reference date is unknown, and no status value is added. Selected rows that share a withdrawn row's source capture (the same source URL and content hash) are neither changed nor re-reviewed; they keep the withdrawal_shared_capture_review final-release gate open.","baseline_withdrawal_shared_capture_gate":"withdrawal_shared_capture_review","blind_review_agreeing_location_rules":["adjudicated_same_campus","inside","within_1000m"],"blind_review_claim_fields":{"projects":["physical_site_stable_key","name","country","country_iso_a2","geometry_json","last_observed_physical_status","status_as_of"],"sites":["name","country","country_iso_a2","geometry_json"]},"blind_review_counted_session_rule":"At each position the counted session is the completed blind session with the lowest session_sequence; a blind session attests no Atlas access and cites no Atlas surface in its evidence or location URLs. Every other session is recorded uncounted with a machine-checked reason: aborted (no reviewer output), blindness_breach (attested Atlas access or a cited Atlas surface) or later_duplicate (a blind session started after the counted one).","blind_review_gate":"Evaluated only when this draft is exactly the pre-registered population: the same sorted eligible project keys and, for every project, the same blind-reviewed claim values. At least 19 of the 20 pre-registered projects must then agree on construction and location, recomputed against the pre-registered release. A different population is reported with population_mismatch and never passes.","blind_review_location_method":"Against the site geometry of the pre-registered population release, in WGS84: a point covered by a Polygon/MultiPolygon in longitude/latitude (RFC 7946 straight edges, boundary inclusive, holes excluded) or equal to a Point is inside at 0 m; otherwise the minimum ellipsoidal geodesic distance (Vincenty inverse, converged to 1e-12 rad; mean-sphere great circle if a nearly antipodal pair does not converge) to the Point or to any ring edge, minimized along each edge by golden-section search with both endpoints checked. within_1000m: 0 < d <= 1000 m; adjudication band: 1000 < d <= 3000 m; beyond_3000m: d > 3000 m. The rule is classified from the recomputed distance; a recorded distance must agree with it within max(5 m, 1 %) and lie in the same band (exactly 0 m for inside).","blind_review_location_rules":["inside","within_1000m","adjudicated_same_campus","adjudicated_different_campus","beyond_3000m","unable_to_locate"],"blind_review_preregistration_schema":"datacenter-atlas-v018-blind-review-preregistration-v1","blind_review_results_schema":"datacenter-atlas-v018-blind-review-results-v1","geometry_use_scopes":["campus_locator","official_boundary","project_locator","reviewed_site_locator"],"location_bases":["authoritative_site_boundary","community_named_site_feature","first_party_site_coordinate","official_address_geocode","official_named_site_feature","official_parcel"],"publishable_as_final":false,"release_status":"draft","schema_documentation":"datacenter_atlas/verified_construction_core_v018.py module docstring","schema_version":"datacenter-atlas-v018-reviewed-batch-v3"}}