2026-10-23 · 618 sites downloads

Atlas data archived on 2026-10-23. The original data files remain unchanged.

Data history: View additions and corrections
Updated: 2026-10-23
Observation dates: 2023-12-01 to 2026-10-22
Counts: 618 sites, 654 projects, 63 countries, 3325 evidence rows
Source: GitHub

manifest.json lists the size and SHA-256 hash of every original file. These files are frozen GitHub Release assets; their published checksums do not change when the site builder changes. This page itself is not in SHA256SUMS or the zip.

File	Format	Description	Size	SHA-256
datacenter-atlas-2026-10-23-research-fiftyfirst.zip derived	ZIP	Every file listed here except SHA256SUMS, in one archive.	12.8 MB	`2c3b2593130bcb9d36967a317ef075663bbbc11ebe128171d1425f5f8789eec2`
sites.csv	CSV	One row per physical site.	804.9 KB	`43d084c7228bba3fc16652694d1d8aae627d0b0a570b32e3f27f224883046133`
projects.csv	CSV	One row per project: last observed status, locator semantics and typed observations.	3.4 MB	`56ac9c8a6dd5604d5de1b5fe478041c88a623423530df0b974c9a0c41b9e1529`
evidence.csv	CSV	Sources for site records, with URLs, usage terms and content hashes.	2.0 MB	`247cf7093da1fe192e4a4f491cf188a2718c9e4213b2ca928547060b066e25a6`
sites.geojson	GeoJSON	Site locators and boundaries as a GeoJSON FeatureCollection.	1.1 MB	`0f0e40ea492e476125019d1ba3c6e7c84e48d24c7319cfc824b4b76fc7220e69`
atlas.xlsx derived	Excel	Excel workbook: a README sheet plus sites, projects and evidence (UTF-8 safe; geometry omitted).	2.7 MB	`6c4e4a4b69d40522616ad5a2e8bdcb70ca2d8d299411176114686376757781dd`
atlas.json derived	JSON	Every typed site, project and evidence record in one JSON document.	10.6 MB	`807888d5e3cf8683b3dfc90082e1bfae724447503d5c1da8c67c75172f67bb78`
atlas.sqlite derived	SQLite	SQLite database: the three tables, link and observation tables and a site_overview view.	9.5 MB	`06c81f825a01475fc5a17f472c1a1e028e9769bff15e56d786381536ea372412`
sites.kml derived	KML	Sites for Google Earth and other KML viewers.	880.1 KB	`a5d5e265113ed44797faa56c11ce4bfa80f3cd2b8bc1eb516c6239bfdab25c7f`
sites.ndjson derived	NDJSON	One typed site record per line.	1.3 MB	`8b676dd8b1858bd8e955348ca59d1575a6701505ab9620ebb61d667f8cefb5af`
projects.ndjson derived	NDJSON	One typed project record per line.	4.9 MB	`67eedac3835a9fc5d38f0496905550d5abbdbcd460e757908734a369721fbae4`
evidence.ndjson derived	NDJSON	One typed evidence record per line.	4.4 MB	`ece65f38917921f01bbd19d588f27954b5ee0b53968ad0c7525c92efb0e039e4`
datapackage.json derived	Data Package	Frictionless Data Package descriptor: table schemas, sizes and hashes.	47.7 KB	`3b55112650997b6d353f68857560f8dff9c05924da91c88b4b1bd0be3a3102b0`
schema.json	JSON	Field definitions for the source files.	28.9 KB	`5a47ee58287b85e313ce5a3ddc1df0d51be84c3425574ce218c2a067abbd2459`
selection-report.json	JSON	Research and selection audit.	130.3 KB	`f372dbfd4bb676d7a7ee8ed46a392fcbb6b4d6a169be2aa5ba4ac126c01de220`
review-provenance.json	JSON	Source and review records for additions.	64.8 KB	`806ed99ba455010c444e43e4a3a806cb70fdac6d1efcc29aafc942986b9e921c`
README.md	Markdown	Original research notes retained with the archived data.	366 B	`e36141d0f8623aa30abb7375eafdbff16df454405177f3647e5c26f755006f55`
ATTRIBUTION.txt	Text	Source attribution and third-party terms.	867.6 KB	`46f8b4b2954789efd338eb33688718dd3a3f79ed6facd7fda13b953fd400fb1e`
manifest.json	JSON	File sizes and SHA-256 hashes of the source files.	2.6 KB	`735daed6e75fb39a124554fa9f0adc42dd293302671f4af304bcb1188b60ad52`
manifest.sha256	Text	SHA-256 of manifest.json.	80 B	`c74f7db4df6a4016caeb709179be3a2bc3a0e4222c1bd5a5f42f353aeb0d8b06`
identity-mapping.json	JSON	Project and campus matches, scope distinctions and unresolved identities.	734.7 KB	`3c0ba3dcad7941c5317e8a36b0b4c3e87e29bb945b59751319ddcc657069a8de`
source-records.json	JSON	Complete project records with figures, organizations, milestones and original sources.	2.1 MB	`0b593c002903193ca62489eac1ba25674f262fa03bbd2078a2a422f58015fd1a`
SHA256SUMS derived	Text	SHA-256 of every file in this directory (sha256sum -c format).	1.8 KB	`b4903d6f1f2e3476c4f46fd3ba940e3c9ce02af86d7974c86fb46607876b0f2e`

Verify the files #

curl -fLO https://github.com/kiankyars/datacenter-atlas/releases/download/data-2026-10-23-research-fiftyfirst/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.