2026-09-09 · 166 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: 166 sites, 169 projects, 42 countries, 650 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.	288.1 KB	`2aafcd62312f893fbf22acf1676ce03e7fb8f93cddd1e61ae87bb12b5e2dd0da`
projects.csv	CSV	One row per project: last observed status, locator semantics and typed observations.	382.6 KB	`fb709a7cdf7ab909e06b0c8ae5f88932d3c9f3ab5944dd14bbcecd1980ad872e`
evidence.csv	CSV	Sources for site records, with URLs, usage terms and content hashes.	324.1 KB	`4c3e1e49e97b78fa7304abe23098d56c47db14216db5af31828054a8336f21e9`
sites.geojson	GeoJSON	Site locators and boundaries as a GeoJSON FeatureCollection.	263.4 KB	`3b905a39025d8ba3db5feac38a18de444ba1aa2a319aa781e46fe53bd8dd9c63`
schema.json	JSON	Field definitions for the source files.	29.4 KB	`05a5934f0b7dfd0341539cfe3fa14401355ae45eb3d2a765ff3c15a4b900d4c5`
selection-report.json	JSON	Research and selection audit.	14.3 KB	`299873935805f5b7590354a90e283f6a5b11a809c38e0c0cca60ced1458d796a`
review-provenance.json	JSON	Source and review records for additions.	328.8 KB	`e952c63ad0cfd7b4b8d9b2d59e5cec47b8a0cdb07f70450b7847bbb0a6d307c5`
README.md	Markdown	Original research notes retained with the archived data.	774 B	`683170630bb319381132a0f2c27c445804016128ed8bd3e81581443cc2aaad4c`
ATTRIBUTION.txt	Text	Source attribution and third-party terms.	159.6 KB	`e2ed785f019723ac4b4be1741d1e32ea067b9beced6e55c26704592bda276037`
manifest.json	JSON	File sizes and SHA-256 hashes of the source files.	1.7 KB	`f07af48c36f96278e41cc8a1aead764d5b5e2538f71e1020aec96b9be2da8c84`
manifest.sha256	Text	SHA-256 of manifest.json.	80 B	`64224337d4d13f9c8e5ed46c14bbec6191470a990fcf78261ea860370e6e8404`
SHA256SUMS derived	Text	SHA-256 of every file in this directory (sha256sum -c format).	889 B	`ec15ea831ada858f28263c1fca811537e5034cd723ea3c00d462f60dac463bce`

Verify the files #

curl -fLO https://kiankyars.github.io/datacenter-atlas/downloads/2026-08-20-v0.18-draft-twentieth-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.