Company: CIFRW
Filing Date: 2025-05-22
Form Type: 424B5
Source: 0001193125-25-124285
Chunk: 77

Company: Cipher Mining Inc.
Filing Date: 2025-05-22
Form: 424B5
Chunk 77
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 such conversion has been determined) and we have irrevocably deposited with the trustee, or caused to be
delivered to noteholders, sufficient cash or other consideration to satisfy all amounts that have become due and payable.

Calculations

Except as otherwise provided in the indenture, we will be responsible for making all calculations called for under the indenture or the notes, including
determinations of the last reported sale price, the daily conversion value, the daily cash amount, the daily share amount, the daily VWAP, the trading price, accrued interest on the notes, the redemption price, the optional repurchase price, the
fundamental change repurchase price, the optional change repurchase price and the conversion rate. We will make all calculations in good faith, and, absent manifest error, our calculations will be final and binding on all noteholders. We will
provide a schedule of our calculations to the trustee, and the trustee will promptly forward a copy of each such schedule to any noteholder upon written request.

Trustee

The trustee under the indenture is U.S. Bank
Trust Company, National Association. The trustee assumes no responsibility for the accuracy or completeness of the information contained in this prospectus supplement, the accompanying prospectus or the related documents. The trustee and its
affiliates have in the past provided and may from time to time in the future provide banking and other services to us in the ordinary course of business.

Notices

We will send all notices or communications to
noteholders pursuant to the indenture in writing by first class mail, certified or registered, return receipt requested, or by overnight air courier guaranteeing next day delivery, to the noteholders’ respective addresses shown on the register
for the notes. However, in the case of global notes, we are permitted to send notices or communications to noteholders pursuant to the depositary procedures, and notices and communications that we send in this manner will be deemed to have been
properly sent to such noteholders in writing.

S-50

No Personal Liability of Directors, Officers, Employees and Stockholders

For purposes of the notes, the description below under this section titled “—No Personal Liability of Directors, Officers, Employees and
Stockholders” supersedes, in its entirety, the information in the accompanying prospectus under the caption “Description of Debt Securities—No Personal Liability of Directors, Officers, Employees or Securityholders.”

No past, present or future director, officer, employee, incorporator or