2026-09-09 · 181 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: 181 sites, 184 projects, 43 countries, 795 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.	308.7 KB	`ec2011f425b27f20b1c55298af640d6b27ec9ce7186cd778520ffe3afee3b888`
projects.csv	CSV	One row per project: last observed status, locator semantics and typed observations.	408.8 KB	`83c7bbdeedd763b27b156cacd0a144ada24fa96c5f498fb4b1453fa0690b59c5`
evidence.csv	CSV	Sources for site records, with URLs, usage terms and content hashes.	397.7 KB	`cf1d970834730c6bf218959d2fdf6b5c20d3f58faa73def7c9f0368fec99443f`
sites.geojson	GeoJSON	Site locators and boundaries as a GeoJSON FeatureCollection.	279.6 KB	`9ba8b0175c3a793fe8df1d084b14396a9eafaa5a9168679bdcd198000a4afc70`
schema.json	JSON	Field definitions for the source files.	30.1 KB	`07f8d6b1a6ccee308fb89070280770dd651cec46c430789de6859b6b40ff9dee`
selection-report.json	JSON	Research and selection audit.	15.2 KB	`ccfac9a6c99340fceb80b15bd4d6e0027dc0bda875e5f32d53e89a797365f3e7`
review-provenance.json	JSON	Source and review records for additions.	435.0 KB	`0a808302abe1cb2a7534d1b0e6ac422f3360ab276efe5f6b09fa3fe8de36edd3`
README.md	Markdown	Original research notes retained with the archived data.	774 B	`1683eeae619778bf3e95a0f902e32d59f56bc96e29d3d534195c923ec1ec7e68`
ATTRIBUTION.txt	Text	Source attribution and third-party terms.	200.1 KB	`e1b2e8b4bb7ea6966016ca9f536c7a987136ce691ca7978751f4a6358ff11f29`
manifest.json	JSON	File sizes and SHA-256 hashes of the source files.	1.7 KB	`c9a94493f3ee1ed94d3ff2b2c4ebd4be6fc018e224cbf04712b4edbeeb68f44c`
manifest.sha256	Text	SHA-256 of manifest.json.	80 B	`2d399a863ae8b694a538c78f18886aee6f4e58ae409f817bd2e265f3329f03fe`
SHA256SUMS derived	Text	SHA-256 of every file in this directory (sha256sum -c format).	889 B	`ee8c1510c039957ccc1d1c7efe3b0fdd5d136336c7433f34a0606a74ffddd1c6`

Verify the files #

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