Question 1

Is Open Ordinals Institute a tax-exempt 501(c)(3)?

Accepted Answer

Yes — Open Ordinals Institute is recognised by the IRS as a 501(c)(3) organisation (EIN 93-2180973). The IRS recognised Open Ordinals Institute as tax-exempt in January 2026.

Question 2

What is Open Ordinals Institute's EIN?

Accepted Answer

Open Ordinals Institute's Employer Identification Number (EIN) is 93-2180973. The EIN was assigned by the IRS in January 2026. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Open Ordinals Institute do?

Accepted Answer

Open Ordinals Institute is a public charity dedicated to nurturing and upholding a thriving ecosystem for the free and open-source development of the Bitcoin Ordinals protocol. We are staunch believers in the essential role of free and open-source software for the future of…

Question 4

Where is Open Ordinals Institute located?

Accepted Answer

Open Ordinals Institute is located at 915B 52nd ST, Oakland, CA, 94608.

Question 5

When was Open Ordinals Institute founded or recognised by the IRS?

Accepted Answer

Open Ordinals Institute was recognised by the IRS as a tax-exempt organisation in January 2026. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Open Ordinals Institute's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2024), Open Ordinals Institute reported $151K in total revenue and $171K in total expenses.

Question 7

Has Open Ordinals Institute been auto-revoked by the IRS?

Accepted Answer

No — Open Ordinals Institute (EIN 93-2180973) does not appear on the IRS Auto-Revocation List. Givalgo Discover cross-references the IRS Auto-Revocation List on every profile load; if status changes, this page reflects it.

Question 8

Is Open Ordinals Institute listed in IRS Publication 78?

Accepted Answer

Yes — Open Ordinals Institute is listed in IRS Publication 78 as an organisation eligible to receive tax-deductible charitable contributions. Pub 78 status is the canonical IRS signal that donations to an org are deductible.

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Open Ordinals Institute

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