2026-09-09 · 175 sites downloads

Atlas data archived on 2026-09-09. The original data files remain unchanged.

Data history: View additions and corrections
Updated: 2026-09-09
Observation dates: 2026-05-22 to 2026-08-20
Counts: 175 sites, 178 projects, 43 countries, 744 evidence rows
Source: GitHub

manifest.json lists the size and SHA-256 hash of every original file. Files marked derived are rebuilt from the originals by each site build and may gain additive fields; SHA256SUMS lists the files as currently published. This page itself is not in SHA256SUMS or the zip.

File	Format	Description	Size	SHA-256
sites.csv	CSV	One row per physical site.	301.2 KB	`550b54237f16230ff3d680fd0aafb90940685b0ea2c0bc01cd0070ab5da64191`
projects.csv	CSV	One row per project: last observed status, locator semantics and typed observations.	398.8 KB	`9d9d4cc571e4f17de106a494344a5c31c167f3220eae8d143e8474d5094d4f47`
evidence.csv	CSV	Sources for site records, with URLs, usage terms and content hashes.	372.1 KB	`dca3ded29f0bcabc4736bf7da985064e460dcaf4d4c14060c7279b03d57d8c44`
sites.geojson	GeoJSON	Site locators and boundaries as a GeoJSON FeatureCollection.	273.7 KB	`88029d717cfa46123c0567615ac4fda83baee51ec15e8fd64ccc6dec3bb33fcc`
schema.json	JSON	Field definitions for the source files.	29.8 KB	`bdbebf5d321902077129a1967e9f747c39b37d755a5005e979ec6115fecf3017`
selection-report.json	JSON	Research and selection audit.	14.9 KB	`6e597bf54a4425c93a2e6fa0bcd8965d34cd8d77d691aa44bcc98f9e8d2c1280`
review-provenance.json	JSON	Source and review records for additions.	398.8 KB	`338bb399c57a0c49676ba3ce84b852c6f51e56dd73c508f4243b73d5427defd2`
README.md	Markdown	Original research notes retained with the archived data.	774 B	`a9205de0725f41c831bfca1f8499aec6ff7f2b0f3b39d2bd8088b09081797bcb`
ATTRIBUTION.txt	Text	Source attribution and third-party terms.	186.3 KB	`9a10c80e80ced1f9dac6eb0643335ae668070bc029013115e45c4acb829ea728`
manifest.json	JSON	File sizes and SHA-256 hashes of the source files.	1.7 KB	`3cef8b64c3ad275ad938f03396e4c8500289a53896c2713e1af3e04ab9947f79`
manifest.sha256	Text	SHA-256 of manifest.json.	80 B	`c4f5954913efa7dd465c944fb6a06ed9c51c04bfa1e20ae6ca690de5a93c6a05`
SHA256SUMS derived	Text	SHA-256 of every file in this directory (sha256sum -c format).	889 B	`4f6a9e103ff32a2278f4cdf2708c4acfd276ef0164c03c54dae0135d00fb9e39`

Verify the files #

curl -fLO https://kiankyars.github.io/datacenter-atlas/downloads/2026-08-20-v0.18-draft-twenty-fifth-reviewed/SHA256SUMS
sha256sum --check --ignore-missing SHA256SUMS

GitHub Pages serves .ndjson, .sqlite and SHA256SUMS as application/octet-stream and .zip as application/x-zip-compressed; identify formats by file extension or by media_type here, not by Content-Type.