WindHQ Joint Venture framework agreement
Company: Cipher Mining - Project: Chief Facility
The claim, verbatim
Signed joint venture framework agreement with WindHQ on June 10, 2021 for construction and operation of data centers
Source (primary)
Cipher Mining 10-K filed 2023-03-14 (SEC EDGAR, sec_filing)
View cached copy (2026-09-13)Live source ↗
Quote: “On June 10, 2021, we and WindHQ signed a framework agreement for a joint venture for the construction, buildout, deployment and operation of one or more data centers in the United States”
How we checked this
Checked on September 21, 2026. The cited source supports every part of this claim.
The document establishes the June 10, 2021 WindHQ framework agreement and its purpose.
Confirmed in the source:
- Cipher and WindHQ signed a joint venture framework agreement on June 10, 2021
- The agreement covers construction, buildout, deployment and operation of one or more data centers
What we did: Read our cached copy of SEC EDGAR (https://www.sec.gov/Archives/edgar/data/1819989/000095017023007793/cifr-20221231.htm) in full (564,500 characters, retrieved September 13, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms Cipher Mining 10-K filed 2023-03-14
Quote: “On June 10, 2021, we and WindHQ signed a framework agreement for a joint venture for the construction, buildout, deployment and operation of one or more data centers in the United States”