Ho Chi Minh City — what changed https://1001smartcities.org/cities/ho-chi-minh-city/ Changes to the documented record of Ho Chi Minh City, Vietnam: entries entering the record, corrections, reclassifications and withdrawals across the city's projects. Every item resolves to an immutable snapshot; old versions keep their URL. en Thu, 27 Aug 2026 13:37:00 GMT 1001 Smart Cities static content generator HCMC Intelligent Traffic Control Center — Publication date recorded for 4 sources https://1001smartcities.org/versions/project/hochiminh-atcs-traffic/2026-08-27-source-dating/ project:hochiminh-atcs-traffic:2026-08-27-source-dating Thu, 27 Aug 2026 13:37:00 GMT dates-recorded Every source on this entry now carries a date key: a publication date where the publisher states one, otherwise an explicit null with the reason on the record. HCMC Intelligent Traffic Control Center — Entered the record https://1001smartcities.org/versions/project/hochiminh-atcs-traffic/2026-08-27-claims-and-sources/ project:hochiminh-atcs-traffic:2026-08-27-claims-and-sources Thu, 27 Aug 2026 03:03:19 GMT recorded Created the first structured Evidence Passport with 5 claims and 4 source dossiers. Open-Loop Transit Payments & MultiPass — Evidence grade changed: official → media https://1001smartcities.org/versions/project/hochiminh-bus-open-loop/2026-08-21-vendor-grade-correction/ project:hochiminh-bus-open-loop:2026-08-21-vendor-grade-correction Fri, 21 Aug 2026 23:01:00 GMT grade-changed Evidence grade lowered from official to media: the entry cites no source published by the organisation that operates the system — its strongest source is a supplier or the press. Supplier material is not operator self-reporting. 1022 Citizen Reporting Portal — Publication date recorded for 5 sources https://1001smartcities.org/versions/project/hochiminh-1022-portal/2026-08-20-source-dates-r2/ project:hochiminh-1022-portal:2026-08-20-source-dates-r2 Fri, 21 Aug 2026 09:00:00 GMT dates-recorded Record the publication date of each source that states one; sources that publish no date are marked null. Open-Loop Transit Payments & MultiPass — Publication date recorded for 6 sources https://1001smartcities.org/versions/project/hochiminh-bus-open-loop/2026-08-20-source-dates-r2/ project:hochiminh-bus-open-loop:2026-08-20-source-dates-r2 Fri, 21 Aug 2026 09:00:00 GMT dates-recorded Record the publication date of each source that states one; sources that publish no date are marked null. SAWACO Water-Loss Reduction & District Metering — Publication date recorded for 6 sources https://1001smartcities.org/versions/project/hochiminh-sawaco-water-loss/2026-08-20-source-dates-r2/ project:hochiminh-sawaco-water-loss:2026-08-20-source-dates-r2 Fri, 21 Aug 2026 09:00:00 GMT dates-recorded Record the publication date of each source that states one; sources that publish no date are marked null. 1022 Citizen Reporting Portal — Publication date recorded for 5 sources https://1001smartcities.org/versions/project/hochiminh-1022-portal/2026-08-20-source-dates-b5/ project:hochiminh-1022-portal:2026-08-20-source-dates-b5 Thu, 20 Aug 2026 20:00:00 GMT dates-recorded Record the publication date of each source that states one; sources that publish no date are marked null. HCMC Metro Line 1 (Bến Thành–Suối Tiên) — Publication date recorded for 6 sources https://1001smartcities.org/versions/project/hochiminh-metro-line1/2026-08-20-source-dates-b2/ project:hochiminh-metro-line1:2026-08-20-source-dates-b2 Thu, 20 Aug 2026 17:00:00 GMT dates-recorded Record the publication date of each source that states one; sources that publish no date are marked null. Open-Loop Transit Payments & MultiPass — Publication date recorded for 6 sources https://1001smartcities.org/versions/project/hochiminh-bus-open-loop/2026-08-20-source-dates-b2/ project:hochiminh-bus-open-loop:2026-08-20-source-dates-b2 Thu, 20 Aug 2026 17:00:00 GMT dates-recorded Record the publication date of each source that states one; sources that publish no date are marked null. SAWACO Water-Loss Reduction & District Metering — Publication date recorded for 6 sources https://1001smartcities.org/versions/project/hochiminh-sawaco-water-loss/2026-08-20-source-dates-b2/ project:hochiminh-sawaco-water-loss:2026-08-20-source-dates-b2 Thu, 20 Aug 2026 17:00:00 GMT dates-recorded Record the publication date of each source that states one; sources that publish no date are marked null. Open-Loop Transit Payments & MultiPass — Entered the record https://1001smartcities.org/versions/project/hochiminh-bus-open-loop/2026-08-15-baseline/ project:hochiminh-bus-open-loop:2026-08-15-baseline Sat, 15 Aug 2026 18:13:00 GMT recorded Created the first structured Evidence Passport with 7 claims and 6 source dossiers. SAWACO Water-Loss Reduction & District Metering — Entered the record https://1001smartcities.org/versions/project/hochiminh-sawaco-water-loss/2026-08-15-baseline/ project:hochiminh-sawaco-water-loss:2026-08-15-baseline Sat, 15 Aug 2026 18:12:00 GMT recorded Created the first structured Evidence Passport with 9 claims and 6 source dossiers. 1022 Citizen Reporting Portal — Entered the record https://1001smartcities.org/versions/project/hochiminh-1022-portal/2026-08-15-baseline/ project:hochiminh-1022-portal:2026-08-15-baseline Sat, 15 Aug 2026 18:11:00 GMT recorded Created the first structured Evidence Passport with 9 claims and 5 source dossiers. HCMC Metro Line 1 (Bến Thành–Suối Tiên) — Entered the record https://1001smartcities.org/versions/project/hochiminh-metro-line1/2026-08-15-baseline/ project:hochiminh-metro-line1:2026-08-15-baseline Sat, 15 Aug 2026 18:10:00 GMT recorded Created the first structured Evidence Passport with 9 claims and 6 source dossiers.