{"schema_version":"1.0","registry_version":"2026-08-28.2","canonical_url":"https://sputnikx.xyz/.well-known/data-coverage.json","claims_policy":{"allowed_positioning":"global trade system","complete_world_coverage":false,"rule":"A complete-world claim requires reporter × partner × period × product coverage proven by this registry."},"datasets":[{"dataset_id":"eu_trade_hs2","canonical_name":"Eurostat COMEXT — EU27 bilateral trade","source":"Eurostat COMEXT","source_dataset":"COMEXT bulk products","geography":{"reporter_scope":"EU27","reporter_count":27},"granularity":{"classification":"HS","level":2,"distinct_codes":97},"frequency":"monthly","observed_period":{"from":"2005-01","to":"2026-06"},"row_count":67681811,"row_count_label":"67.7M","coverage_status":"complete_for_declared_scope","verified_at":"2026-08-27","limitations":["The canonical EU-wide store is HS2 only; it must not be advertised as CN8.","The row count is an audited snapshot and may increase after later ingests."]},{"dataset_id":"latvia_customs_kn8","canonical_name":"Latvia external trade — KN8","source":"Latvia external-trade open data","source_dataset":"trade_kn8","geography":{"reporter_scope":"Latvia","reporter_count":1},"granularity":{"classification":"CN/KN","level":8,"distinct_codes":13918},"frequency":"monthly","observed_period":{"from":"2005-01","to":"2026-06"},"row_count":15619627,"row_count_label":"15.6M","coverage_status":"complete_for_declared_scope","verified_at":"2026-08-27","limitations":["This KN8 dataset has one reporter (Latvia); it is not EU27-wide KN8 coverage.","The row count is an audited snapshot and may increase after later ingests."]}],"global_sources":[{"source_id":"un_comtrade","name":"UN Comtrade","declared_scope":"Official getDa manifest: annual 1988-2025 (212 country/territory reporters, 10,784 flow units) and monthly 2000-01 to 2026-07 (169 reporters, 54,322 flow units); exact-HS6 backfill active on Mac SSD","coverage_status":"active_manifest_backfill_incomplete","verification_status":"availability_manifest_and_live_units_verified","verified_at":"2026-08-28","limitation":"The 65,106 expected reporter × period × flow units are not yet terminal. A unit becomes complete only after the exact-HS6 splitter returns without a 100k cap, partial child or error; therefore this is not yet a complete world cube."},{"source_id":"cepii_baci","name":"CEPII BACI 202601","declared_scope":"Annual reconciled bilateral HS6 backbone across HS92/96/02/07/12/17/22; current verified snapshot is HS22 2022-2024 plus HS17 2024: 45,077,765 physical edges stored once in four Parquet/ZSTD partitions","coverage_status":"active_backfill_four_partitions_verified","verification_status":"archive_hash_crc_reference_and_bidirectional_parquet_gates_verified","verified_at":"2026-08-28","limitation":"The 1995-2024 revision×year target is still backfilling newest-first. IMPORT and EXPORT are lossless query-time projections of one stored reconciled edge; 45,077,765 must not be doubled when stating physical storage rows."},{"source_id":"eurostat_comext_cn8_backfill","name":"Eurostat COMEXT full-depth trade","declared_scope":"Resumable monthly EU trade backfill from 2002-01 at source-published CN8 plus confidentiality masks at HS2/4/6; live 2026-06 slice has 2,859,937 rows, 27 reporters, 246 partners and 13,351 distinct published codes","coverage_status":"active_backfill_one_month_verified","verification_status":"source_total_row_conservation_license_and_parquet_verified","verified_at":"2026-08-28","limitation":"Only 2026-06 is currently verified in the new full-depth store; the 2002-01 onward backfill is scheduled and 1988-2001 requires a separate historical source format. Restricted Austria CN8 rows are internal-only and excluded from raw export."},{"source_id":"us_census","name":"US Census national feed","declared_scope":"United States national trade feed; monthly; source-specific HS detail","coverage_status":"unverified","verification_status":"ingester_present","verified_at":"2026-07-27"},{"source_id":"uk_hmrc","name":"UK HMRC national feed","declared_scope":"United Kingdom national trade feed; monthly; source-specific HS detail","coverage_status":"unverified","verification_status":"ingester_present","verified_at":"2026-07-27"},{"source_id":"japan_estat","name":"Japan e-Stat national feed","declared_scope":"Japan national trade feed; monthly; source-specific HS detail","coverage_status":"unverified","verification_status":"ingester_present","verified_at":"2026-07-27"},{"source_id":"korea_comtrade","name":"South Korea via UN Comtrade","declared_scope":"South Korea reporter feed sharing the UN Comtrade quota","coverage_status":"partial_api_cap","verification_status":"ingester_present","verified_at":"2026-07-27"},{"source_id":"brazil_comex","name":"Brazil ComexStat national feed","declared_scope":"Brazil national trade feed; NCM8; monthly","coverage_status":"unverified","verification_status":"ingester_present","verified_at":"2026-07-27"},{"source_id":"canada_cimt","name":"Canada CIMT national feed","declared_scope":"Canada national trade feed; HS6/HS8/HS10 depending on flow; monthly","coverage_status":"unverified","verification_status":"ingester_present","verified_at":"2026-07-27"},{"source_id":"australia_abs","name":"Australia ABS national feed","declared_scope":"Australia national sentinel at SITC level; UN Comtrade supplies HS coverage","coverage_status":"sentinel_only","verification_status":"verified_limitation","verified_at":"2026-07-27","limitation":"The national open source does not provide an honest HS-by-partner cube."}]}