Details about each version of the Opendime will be shared on this page.

2.4.0 Bitcoin

757a9feed49a2d5463081703a66a604509e41392d97d6b16554ed6e07cddfe81 = 2.4.0.20190207.130255

If user's browser is set for language we have a translation for, we'll show that instead of English (can still override)

Blockchain explorers updated: Blocktrail removed, BC.i becomes BC.com, add Blockstream

Version 4.0 hardware: gold notches along bottom edge, text "Legal Tender"

Copyright changed to 2016-2019. Added (R) to Opendime logo (we are registered now)

New batch certificate (#4) for version 4.0 hardware.

2.2.0 Bitcoin

753ec10262f92c6bbe4f9a01e440278c36c2c8352ed897a75aabb0993d63ab9a = 2.2.0.20170721.115213

Improved Japanese translation text.

New batch certificate (#2) for first build of version 3.0 hardware.

Version 3.0 hardware: 47mm long, notch for protective plastic.

Some instances will have RoHS logo and other text markings on silkscreen behind USB.

2.3.0 Litecoin

b296da903ee0366623effcbb1acc9db0832af2608dd43e500a1580f2ac270d13 = 2.3.0.20171018.143523

First Litecoin version, no corresponding Bitcoin version 2.3.0 at this point.

version.txt , variables.json and EP0 responses add support for reporting coin type (BTC vs. LTC)

, and EP0 responses add support for reporting coin type (BTC vs. LTC) new batch certificate (#3)

2.1.0 Bitcoin

852b2c4c02624a9443ff2220b5ebf447df9ccddf60c1ac5086c40f2ec8925346 = 2.1.0.20170524.113231

`support/style.css` is now minimized.

Version number added to `variables.json` (key: 'vn')

Version number available over EP0 requests

Hover over copyright notice in HTML to see version

Now possible to read `chain.crt` over EP0

2.0.0 Bitcoin

04ea97186f9b61a5b8bf22188d58aac6866454dc8ebb6501a29f604d9aa8cf8e = 2.0.0.20170302.104741

All the feature of V1 plus a new anti-counterfeiting chip and related files.

Learn more about the new features in our blog posts.

1.1.0 Bitcoin

16c11de6269b47689dcad2406677c489bdfbe166c93f78944884952b37a0d902 = 1.1.0.20160607.113719

Download Example

Added 6 translations: 中文 • 日本語 • Portuguese • Français • Deutsch • Русский

The red LED briefly flashes in startup mode (was off before)

A 32-byte, binary user-supplied message can be signed over a new USB EP0 interface.

New code in advanced/trustme.py to test multiple signatures, and more low-level USB checks.

to test multiple signatures, and more low-level USB checks. Bugfix: Updated URL for Bitaccess.co (was .ca)

Bugfix: Drive didn't always eject/reappear properly on El Capitan

Bugfix: advanced/variables.json showed PRIVKEY_XX... when sealed, now blank instead

showed when sealed, now blank instead Performance: disk read performance has been improved.

1.0.0 Bitcoin

f8060c36ea6c6c5a39a6f31cb02d31aa2f10008784509bf0daaeac874643f45a = 1.0.0.20160502.122640