Q3 2025 self-mining fleet efficiency target
Company: Cipher Mining
What the later record shows
Delivered on time · happened September 30, 2025
The November 2025 business update reports Q3 2025 fleet efficiency of ~16.8 J/TH, matching the target.
“Total fleet efficiency as of Q3 2025: ~16.8 J/TH”
2025-11-02 · cipher-mining 8-K exhibit (ciphermining_businessupd.htm) View cached copy (2026-09-27)Live source ↗
Checked October 10, 2026 against filings, releases and reporting published after the claim was made. Quotes are verbatim from the linked documents.
The claim, verbatim
Cipher expects self-mining fleet efficiency to improve from ~20.8 J/TH in Q2 2025 to ~16.8 J/TH in Q3 2025.
Source (primary)
cipher-mining 8-K exhibit (ciphermining_businessupd.htm) (SEC EDGAR (8-K Ex), press_release)
View cached copy (2026-10-08)Live source ↗
Quote: “~20.8 J/TH Q2 2025 SELF-MINING FLEET EFFICIENCY ~16.8 J/TH Q3 2025”
How we checked this
Checked on October 13, 2026. The cited source supports every part of this claim.
The presentation's key indicators list self-mining fleet efficiency of ~20.8 J/TH for Q2 2025 and ~16.8 J/TH for Q3 2025.
Confirmed in the source:
- Cipher's self-mining fleet efficiency was ~20.8 J/TH in Q2 2025
- Cipher projects self-mining fleet efficiency of ~16.8 J/TH in Q3 2025
What we did: Read our cached copy of SEC EDGAR (8-K Ex) (https://www.sec.gov/Archives/edgar/data/1819989/000181998925000079/ciphermining_businessupd.htm) in full (19,841 characters, retrieved October 8, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms cipher-mining 8-K exhibit (ciphermining_businessupd.htm)
Quote: “~20.8 J/TH Q2 2025 SELF-MINING FLEET EFFICIENCY ~16.8 J/TH Q3 2025”
confirms cipher-mining 8-K exhibit (ciphermining_businessupd.htm)
Quote: “Total fleet efficiency as of Q3 2025: ~16.8 J/TH”