2026-10-22 · 566 sites downloads

Atlas data archived on 2026-10-22. The original data files remain unchanged.

Data history: View additions and corrections
Updated: 2026-10-22
Observation dates: 2023-12-01 to 2026-10-21
Counts: 566 sites, 599 projects, 61 countries, 3026 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-2026-10-22-research-fortieth.zip derived	ZIP	Every file listed here except SHA256SUMS, in one archive.	11.8 MB	`5446e45f2f8659a323ea999a00eb423b526dd529931671403fd1632e317be431`
sites.csv	CSV	One row per physical site.	735.6 KB	`fa5a267999942b84ac43f8e034937d2adeeba95655073c5dd4c2e7a9be6bdbf3`
projects.csv	CSV	One row per project: last observed status, locator semantics and typed observations.	3.3 MB	`b08662a85ef67ee235dc19fc3ec63267306dd0a3b3c080fe68c62d3af6695e20`
evidence.csv	CSV	Sources for site records, with URLs, usage terms and content hashes.	1.8 MB	`d20913e845a27aa773c3fb104f4e2761b047596ad6a613f154dfc285cdc89199`
sites.geojson	GeoJSON	Site locators and boundaries as a GeoJSON FeatureCollection.	1.0 MB	`a031b9cda0f83d4965987ebf7e9566c5b10401688b6de81d7c39802465888643`
atlas.xlsx derived	Excel	Excel workbook: a README sheet plus sites, projects and evidence (UTF-8 safe; geometry omitted).	2.5 MB	`0c5bc02abc2d777210c69a784b4d5caeb06f040c8139bc136afaa35e7015676d`
atlas.json derived	JSON	Every typed site, project and evidence record in one JSON document.	9.8 MB	`2a947be6f2f34dc4412b0d2d585117b451d0d39e804e58a261820252644faed9`
atlas.sqlite derived	SQLite	SQLite database: the three tables, link and observation tables and a site_overview view.	8.9 MB	`ab1d94eda25f4828784f2ef15d1e033e176e5aad0a9c1cdb33a68b7aa430cf26`
sites.kml derived	KML	Sites for Google Earth and other KML viewers.	813.7 KB	`048449cb3ccfe255a2d9e3e7d6f65122513ed9c8eecb67b2d3a4c01f53e5f87b`
sites.ndjson derived	NDJSON	One typed site record per line.	1.2 MB	`99044cf588967ec71e2831ba92df594950f14fac5a2e70d21549e328675dfa39`
projects.ndjson derived	NDJSON	One typed project record per line.	4.6 MB	`831cdd86ebae646e5ba737ce5e3532c487c484a6784c83df762084ba11dfb608`
evidence.ndjson derived	NDJSON	One typed evidence record per line.	4.0 MB	`769508b269c37470d1730975238d521c3686b79b5902a79c261a35b4e21ecccd`
datapackage.json derived	Data Package	Frictionless Data Package descriptor: table schemas, sizes and hashes.	47.7 KB	`d9300b6ead5790c9d633001acf86bd06d8a94264d742d5fb9bb0eaab55d951cb`
schema.json	JSON	Field definitions for the source files.	28.9 KB	`5a47ee58287b85e313ce5a3ddc1df0d51be84c3425574ce218c2a067abbd2459`
selection-report.json	JSON	Research and selection audit.	130.5 KB	`3f89e8ab2a232c987e243ab6fa73d39df5972f6f919c4e5144174757ecb367fc`
review-provenance.json	JSON	Source and review records for additions.	102.8 KB	`6f6dbd065b38055c566851bb7a8372b42d205d3dab342357c6e407aecb413d87`
README.md	Markdown	Original research notes retained with the archived data.	366 B	`3d7fd8a66ce0bc72a998a7a043dafff0143ed02a0cd5c995fba57b1f71adbfd4`
ATTRIBUTION.txt	Text	Source attribution and third-party terms.	760.6 KB	`c5982fe649c96014653a06e5a281e5976289f466af7e0897928cec0f6575f75a`
manifest.json	JSON	File sizes and SHA-256 hashes of the source files.	2.6 KB	`d4b9b0ebb7f967f40f656673150cccf27b80690ff8e6573c62e47be05856947d`
manifest.sha256	Text	SHA-256 of manifest.json.	80 B	`b8325ad1a7fd39b1e0c02084f68485850ede5ad54e968fad4d7c884e6ce48a92`
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	`da58ca0f764ecd539f496571aec9c82bb8561cddb02b85f1c2ddcbf2ca7bb387`

Verify the files #

curl -fLO https://github.com/kiankyars/datacenter-atlas/releases/download/data-2026-10-22-research-fortieth/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.