Barber Lake construction progress and milestones
Company: Cipher Mining - Project: Barber Lake Facility
The claim, verbatim
Barber Lake development on track with concrete foundations, steel erection and underground utility work; all design milestones achieved on schedule
Source (primary)
cipher-mining 8-K exhibit (cipherdigital_businessup.htm) (SEC EDGAR (8-K Ex), press_release)
View cached copy (2026-09-13)Live source ↗
Quote: “Data center development on track with concrete foundations, steel erection and underground utility work progressing... All current design milestones have been achieved on schedule”
How we checked this
Checked on September 21, 2026. The cited source supports every part of this claim.
The Barber Lake Construction Update states exactly these points about foundations, steel, utilities, and design milestones.
Confirmed in the source:
- Barber Lake development on track with concrete foundations, steel erection and underground utility work progressing
- All current Barber Lake design milestones achieved on schedule
What we did: Read our cached copy of SEC EDGAR (8-K Ex) (https://www.sec.gov/Archives/edgar/data/1819989/000181998926000007/cipherdigital_businessup.htm) in full (25,132 characters, retrieved September 13, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms cipher-mining 8-K exhibit (cipherdigital_businessup.htm)
Quote: “Data center development on track with concrete foundations, steel erection and underground utility work progressing... All current design milestones have been achieved on schedule”