Bitmain S21 XP option exercised for Black Pearl
Company: Cipher Mining
The claim, verbatim
Cipher exercised its Bitmain S21 XP miner option to support Phase I of Black Pearl.
Source (primary)
cipher-mining 8-K exhibit (cifr-20250225xex991.htm) (SEC EDGAR (8-K Ex), press_release)
View cached copy (2026-10-19)Live source ↗
Quote: “Exercised S21 XP Bitmain option to support Phase I of Black Pearl”
How we checked this
This claim has not yet been checked assertion-by-assertion against its source. It carries a cited source and quote, but the deeper check has not run. When it does, the result appears here whatever it says.
Additional evidence
confirms cipher-mining 8-K exhibit (cifr-20250225xex991.htm)
Quote: “Exercised S21 XP Bitmain option to support Phase I of Black Pearl”