2026-10-15 · 427 sites downloads

Atlas data archived on 2026-10-15. The original data files remain unchanged.

Data history: View additions and corrections
Updated: 2026-10-15
Observation dates: 2023-12-01 to 2026-10-14
Counts: 427 sites, 453 projects, 53 countries, 2303 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-2026-10-15-research-twentieth.zip derived	ZIP	Every file listed here except SHA256SUMS, in one archive.	9.4 MB	`086eb411c415782a5e6e67fc0f16e67f31cf3288ad08a787813106a1f99fce04`
sites.csv	CSV	One row per physical site.	569.6 KB	`9b84daa105742462ef0ebbbfb318de545bde4ec565e18c530f688b051aac2bd6`
projects.csv	CSV	One row per project: last observed status, locator semantics and typed observations.	3.0 MB	`d6cf4cf1729fa188c53be27847c1378619e3d1c9966f4d687b811087dde04d85`
evidence.csv	CSV	Sources for site records, with URLs, usage terms and content hashes.	1.3 MB	`74f2f523f1bedd9a1a1714e394e64567fed3b57df64b53fdad38308ead37fdb1`
sites.geojson	GeoJSON	Site locators and boundaries as a GeoJSON FeatureCollection.	858.4 KB	`269b6458bb3402b1df60ee15cd5e71380b64a4d01fbe87ac568cbe745433c4d0`
atlas.xlsx derived	Excel	Excel workbook: a README sheet plus sites, projects and evidence (UTF-8 safe; geometry omitted).	2.0 MB	`d0d4d0555f1ab670e5c6bf14161aff5a76c2dfd1eb467b96fef2a45b6898877c`
atlas.json derived	JSON	Every typed site, project and evidence record in one JSON document.	7.7 MB	`89a0fbeeeb6c10b164b6760d26291d673eb0961b6e65c074d8c7bf396a2b4c2f`
atlas.sqlite derived	SQLite	SQLite database: the three tables, link and observation tables and a site_overview view.	7.4 MB	`54f2554fc05a6b7ea9dca530bfc9fb58f92dbdcd2cf2d971397b8a7524ba5313`
sites.kml derived	KML	Sites for Google Earth and other KML viewers.	638.5 KB	`48e8f721b697ef01853e5e729c77facc0dc019930cfb93380624c7c24beca0d5`
sites.ndjson derived	NDJSON	One typed site record per line.	949.2 KB	`1bc63a15131b77075fd18354905b2a51e476a569e0f0ce3a762f733989c10254`
projects.ndjson derived	NDJSON	One typed project record per line.	3.9 MB	`2c419cdf7f38e783f472a7c4fc6d85146a004659647abbb12e8dafcbd6b76513`
evidence.ndjson derived	NDJSON	One typed evidence record per line.	2.9 MB	`73b5e910d3abd27a77cc2b2e252a2cfb20621947705c1444a638f965b4dc43f2`
datapackage.json derived	Data Package	Frictionless Data Package descriptor: table schemas, sizes and hashes.	47.7 KB	`ffe1efdacfba1f03a39442c7a63d2a374d58b582f4cb97662d4b115f688ee923`
schema.json	JSON	Field definitions for the source files.	28.9 KB	`5a47ee58287b85e313ce5a3ddc1df0d51be84c3425574ce218c2a067abbd2459`
selection-report.json	JSON	Research and selection audit.	130.3 KB	`54ee2a224c74be99a29ad7674f6d7e8eedc4dae201cde4587bf7925744c8fb18`
review-provenance.json	JSON	Source and review records for additions.	30.5 KB	`b32c444e82843dda7b44f754621629aaff1ca23f1bd48b28509d51fa6f0ed552`
README.md	Markdown	Original research notes retained with the archived data.	366 B	`aef7bdf64669dd81469bd924a6ead988c41a3c1094299e10c637edf69232d304`
ATTRIBUTION.txt	Text	Source attribution and third-party terms.	506.0 KB	`d5350be0112c44130b44a424bcddf87770ac31369e00b12093e5b13ee87b41d7`
manifest.json	JSON	File sizes and SHA-256 hashes of the source files.	2.8 KB	`c9c177469633127d4405dcd84f987cf38698822be53c49101217daf6e2a6b51a`
manifest.sha256	Text	SHA-256 of manifest.json.	80 B	`8aaf9c4346ab353dcf00ebd990bfcb356608a7b104d742052d46cfab7c790870`
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	`2d79fb1f5ce03ee7b2e8b394fe8b51f2c6b564a6236d953bf9233be8ce583945`

Verify the files #

curl -fLO https://github.com/kiankyars/datacenter-atlas/releases/download/data-2026-10-15-research-twentieth/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.