2026-10-22 · 577 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: 577 sites, 610 projects, 61 countries, 3098 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-fortysecond.zip derived	ZIP	Every file listed here except SHA256SUMS, in one archive.	12.0 MB	`783ba459ae37673d5ba70ccbc59c8198fecf185f7c95db20d3928c4daacc6173`
sites.csv	CSV	One row per physical site.	750.3 KB	`3ffea0a1a4c7d4d3462224271ffced50130cfaff53e67cf5bf7ee0271b82f5c9`
projects.csv	CSV	One row per project: last observed status, locator semantics and typed observations.	3.3 MB	`9317237f2025b6f94fe6420525a4df19a73cd2bf89be711f60bb8558ec7c2478`
evidence.csv	CSV	Sources for site records, with URLs, usage terms and content hashes.	1.9 MB	`8882308aa35c1e6d9d9294c379a9be6f2aa6714aba4c6de08a0e5ad4e791f1c0`
sites.geojson	GeoJSON	Site locators and boundaries as a GeoJSON FeatureCollection.	1.0 MB	`2e58998b4d38e3329dee25757539fe0f96ad8474c3e782207f2cce08e151b00a`
atlas.xlsx derived	Excel	Excel workbook: a README sheet plus sites, projects and evidence (UTF-8 safe; geometry omitted).	2.5 MB	`88906d78bdb36dfa460c87033d2eb64cae8d51e01ac2341ad509082793e391b3`
atlas.json derived	JSON	Every typed site, project and evidence record in one JSON document.	10.0 MB	`bbbaea2a2fc10f9c1b1c20a9a58bb0ee8e7fb2451ed8f5d01f85eb8e11404681`
atlas.sqlite derived	SQLite	SQLite database: the three tables, link and observation tables and a site_overview view.	9.0 MB	`560bda4db71b82ce0b356b2cb94cede50519a79bcf37adb68f526d3dd7fa688b`
sites.kml derived	KML	Sites for Google Earth and other KML viewers.	827.9 KB	`2aab616f16a8b0ee4513c081b305de4f15b4d5835268e8c7319099a122867f39`
sites.ndjson derived	NDJSON	One typed site record per line.	1.2 MB	`8a98602ca373d276b1e299417201af3eea7497c9e5e56a560d273dcc69d01d48`
projects.ndjson derived	NDJSON	One typed project record per line.	4.7 MB	`4023912b56fc23eff1abe7ca074af0d917f61f0f091bc2fa9e4d368bc4fe786e`
evidence.ndjson derived	NDJSON	One typed evidence record per line.	4.1 MB	`e8539cdb5d7ac91218536efb0246368815d0e58a26ead81f90ef04828d540069`
datapackage.json derived	Data Package	Frictionless Data Package descriptor: table schemas, sizes and hashes.	47.7 KB	`4a0618859bffd4df875f09ca404e472fd4b67d968d675f93ff747aa6f343e731`
schema.json	JSON	Field definitions for the source files.	28.9 KB	`5a47ee58287b85e313ce5a3ddc1df0d51be84c3425574ce218c2a067abbd2459`
selection-report.json	JSON	Research and selection audit.	130.5 KB	`c985ba742979ad12ebdc9061e01490465f4aa62719b17c0ccade980234e27ebf`
review-provenance.json	JSON	Source and review records for additions.	94.5 KB	`f72a1e366a9594d845ebb44358ce0664c50e25a4e75d7239faa723f1534d52c2`
README.md	Markdown	Original research notes retained with the archived data.	366 B	`839baf12e0ef1fa4a5ffc89faff6873ebef724c53005569a4d4f62716cead29e`
ATTRIBUTION.txt	Text	Source attribution and third-party terms.	784.2 KB	`c83f501dd1e52854f2ea40a679ede5e5edf5fbc9e9a67fed348dd9f497184256`
manifest.json	JSON	File sizes and SHA-256 hashes of the source files.	2.6 KB	`34918dc56643adaa8abdd19880a759c05aef97d92c9e9bbbfe0d7a3ea235ac76`
manifest.sha256	Text	SHA-256 of manifest.json.	80 B	`ec3c7fa40b74db6992940c8e194f557a050b1a7d924f1a82427a8d4db557643e`
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	`2c4f50cbe7174ec9426ac834f1854afbef86d94c5aaca0d8f3af271d567e5a29`

Verify the files #

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