# Cipher x Google (Fluidstack lease backstop): partnership

Canonical ID: `ec4b4a4c-1edd-4735-9245-61c3ac8abf71`

Google agreed to backstop Fluidstack's Barber Lake lease obligations, raised to $1.73 billion in November 2025, and received warrants in Cipher.

- **Type:** investment
- **Status:** active
- **Verification posture:** verified

## Parties (2)

- [Cipher Mining](https://registry.deploy.report/companies/cipher-mining.md) other
- [Google](https://registry.deploy.report/companies/google.md) investor partner

## Timeline

- **Announced:** 2025-09-25

## Sources (2)

1. https://www.sec.gov/Archives/edgar/data/1819989/000095010325012168/dp234624_8k.htm · 2025-09-25
2. https://www.sec.gov/Archives/edgar/data/1819989/000095010325015073/dp237633_8k.htm · 2025-11-20


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