Black Pearl concrete foundations start
Company: Cipher Mining
What the later record shows
Delivered; the record does not say when
Cipher reported Black Pearl Phase I construction complete by August 2025, which implies foundations were laid. No passage mentions the foundation work or says whether it started in May 2024.
“Construction and energization successfully completed with ~6.9 EH/s currently deployed”
2025-08-06 · cipher-mining 8-K exhibit (ciphermining_businessupd.htm) View cached copy (2026-10-08)Live source ↗
Checked November 6, 2026 against filings, releases and reporting published after the claim was made. Quotes are verbatim from the linked documents.
The claim, verbatim
Cipher says it will start laying concrete foundations at Black Pearl in May 2024.
Source (primary)
cipher-mining 8-K exhibit (cifr-ex99_1.htm) (SEC EDGAR (8-K Ex), press_release)
View cached copy (2026-11-06)Live source ↗
Quote: “we will start laying concrete foundations this month”
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-ex99_1.htm)
Quote: “we will start laying concrete foundations this month”
confirms cipher-mining 8-K exhibit (ciphermining_businessupd.htm)
Quote: “Construction and energization successfully completed with ~6.9 EH/s currently deployed”