https://1001smartcities.org/projects/brasilia-simlur-cleaning-monitoring/ Changes to the atlas record for “SIMLUR: Paying the Cleaning Contractors From Their GPS Trace” in Brasília: corrections, reclassifications, new sources and withdrawals. Every item resolves to an immutable snapshot; old versions keep their URL. An empty feed means this record has not been revised yet — subscribing now is the point. en 1001 Smart Cities static content generator