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Open Data Changelog

Versioned change log for WIB's open datasets. Useful if you cached a CSV/JSON and want to know what's changed before re-pulling. Versions follow YYYY-MM-DD; the JSON files include this version in their header.

v2026-05-06.3May 6, 2026 (late evening)

add East & Northeast coverage — Bhubaneswar + Guwahati

v2026-05-06.2May 6, 2026 (evening)

add Mangalore + Trichy cities + 17 new specialty/cuisine pages

v2026-05-06May 6, 2026

deepenaddapi Tier-3 deepening + Surat city + per-city JSON API

v2026-05-05May 5, 2026

add Initial open data launch + JSON variants

v2026-05-04May 4, 2026

add Tier-3 city expansion (data only, pre-CSV-launch)

v2026-05-01May 1, 2026

add Tier-2 expansion baseline

How to know when data updates

The combined files at /data/csv/wib-hospitals-all.csv and /data/json/hospitals.json always reflect the latest snapshot. JSON files include a "version" field in the header — check that against your cached version to detect changes.

For active subscribers, this changelog also publishes via the site's RSS feed when major data versions ship. Quarterly updates expected; ad-hoc updates announced here.