Build your own signing device

A practical English-language session for learning Bitcoin self-custody with SeedSigner. Build confidence with an open-source, air-gapped signing device and a guided wallet setup.

Date and time Saturday, June 20 from 14:00 to 18:00

Location Verus Bistro in Asunción

Language The workshop will be held in English.

Cafe setting Food and drinks will be available during the event.

More details

SeedSigner workshop June 2026 registration graphic

Workshop details

Learn self-custody by doing

The workshop is built around practical steps, not theory only. You will see how SeedSigner fits into a cold wallet workflow and practice the setup with guidance.

During the workshop you will:

Learn the fundamentals of Bitcoin self-custody.
Understand how SeedSigner works.
Assemble a SeedSigner device step by step.
Create and test a cold wallet using SeedSigner and Sparrow Wallet.

What to bring

Please bring a notebook or laptop if you want to participate in the hands-on setup and wallet creation.

If you already have them, also bring a microSD card and a MicroUSB cable for powering the SeedSigner.

Reserve your spot

Fill in your name and email address to create a Lightning invoice. Your seat is reserved after the invoice is paid.

Registration fee 10,000 sats (approximately $10 USD)

Limited spots Registration is required to reserve your seat.

SeedSigner kit Self-Assembly Kits will be available for purchase at the event for $90.

Add-ons Optional microSD card $6 and MicroUSB cable $5.

Optional workshop kit SeedSigner self-assembly kit View included parts, kit details, and current product information. View kit details