Amazon 15-year lease agreement
Company: Cipher Mining - Project: Black Pearl Facility
The claim, verbatim
Entered into 15-year lease agreement with Amazon Web Services, Inc. to deliver approximately 300 MW turnkey data center capacity at Black Pearl
Source (primary)
Cipher Mining 10-K filed 2026-02-24 (SEC EDGAR, sec_filing)
View cached copy (2026-08-31)Live source ↗
Quote: “we entered into a 15-year lease agreement with Amazon Web Services, Inc. ("Amazon") to deliver approximately 300 gross MW of turnkey data center capacity”
How we checked this
Checked on September 16, 2026. The cited source supports every part of this claim.
The 10-K states Cipher entered a 15-year lease with Amazon Web Services for approximately 300 gross MW of turnkey capacity at Black Pearl, matching every element of the claim.
Confirmed in the source:
- Cipher entered into a 15-year lease agreement with Amazon Web Services, Inc.
- The Amazon lease covers approximately 300 gross MW of turnkey data center capacity
- The capacity under the Amazon lease is at the Black Pearl site
What we did: Read our cached copy of SEC EDGAR (https://www.sec.gov/Archives/edgar/data/1819989/000181998926000009/cifr-20251231.htm) in full (477,779 characters, retrieved August 31, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms Cipher Mining 10-K filed 2026-02-24
Quote: “we entered into a 15-year lease agreement with Amazon Web Services, Inc. ("Amazon") to deliver approximately 300 gross MW of turnkey data center capacity”