2026-09-09 · 156 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: 156 sites, 159 projects, 41 countries, 562 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.	274.4 KB	`f762ecc445ee128c4a88cd6e4ec40a2a593f2953bd6b40e4e9dd56edb0418c6d`
projects.csv	CSV	One row per project: last observed status, locator semantics and typed observations.	365.1 KB	`2938e81d25f4371714b9377ffd74e926c997486a85753279402aa0f1601d5128`
evidence.csv	CSV	Sources for site records, with URLs, usage terms and content hashes.	280.3 KB	`6c3d7fe8920f6dc4bc85b7c5b7efd29bd23cbb77b3c4924be154f666060d5df8`
sites.geojson	GeoJSON	Site locators and boundaries as a GeoJSON FeatureCollection.	252.4 KB	`741eccacd5798818bdba8c5e9354b8a29280cbd009e4ee8cf6c618d479787ce8`
schema.json	JSON	Field definitions for the source files.	29.0 KB	`d232d7b4eaadab7ebcf291cd2fabda2d17b002211897af17f61abc01e05da0f2`
selection-report.json	JSON	Research and selection audit.	13.6 KB	`b6e016ebfa44089b2d7387bfc629394e6b114aa5dbb440dd62ee72ae6fd6630b`
review-provenance.json	JSON	Source and review records for additions.	263.8 KB	`97702d5f8866761907f6559e7b03d5623ecaa67709181c46654e24d990d4c9f2`
README.md	Markdown	Original research notes retained with the archived data.	774 B	`5be4249671d5f0e2fe39a218482cbab53af1fc5c9707014ffc2ebdcd9743a31d`
ATTRIBUTION.txt	Text	Source attribution and third-party terms.	135.7 KB	`6110387036bdcec47671b1a7a6f2de9318dad4df2d3b74f64ec43c118f6b0d66`
manifest.json	JSON	File sizes and SHA-256 hashes of the source files.	1.7 KB	`726fb4aa02fd827099adc4b84621c3bf094ce468b67d7e6164e123052a835535`
manifest.sha256	Text	SHA-256 of manifest.json.	80 B	`82a6d30d24b7add1936ecec7d3a66f95721177c57a155e6af62aec4e28314146`
SHA256SUMS derived	Text	SHA-256 of every file in this directory (sha256sum -c format).	889 B	`8975ed9bf456bcf1a5b0f8c218b31baa0224f49ef1f29127539786cb9165c513`

Verify the files #

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