Скачать или смотреть How do I even ...? Crypto Seed Word Backup Jig With Steel Washers!

http://baumcrypto.etsy.com

Low cost, affordable, easily scalable, indestructible, fireproof 1400°C (a house fire is around 1100°C), waterproof, corrosion proof, shock proof, earthquake proof, offline cold wallet, #crypto #mnemonic seed word or passphrase backup.

Great detailed Video Guide made by @JohnChow here:
   • How To Make Your Own Crypto Steel Recovery...  

How do I encrypt the backup so no-one can read the seed words even if the find the backup?
Use Simple Seed Backup Encryption    • HOW HEX AND PULSE WILL MAKE MORE MILLIONAI...   (starts at 17:41 link with timestamp)
Alternatively look into: XOR, Shamir Secret Sharing

Here are 3 Blog Guides on how to make your crypto seed backup with washers:

1. https://blockmit.com/english/guides/d...
2. https://econoalchemist.com/post/backup
3. https://bitcointalk.org/index.php?top...

Stress tests and info:

1. https://blog.lopp.net/a-treatise-on-b...
2. https://incoherency.co.uk/blog/storie...
3. https://jlopp.github.io/metal-bitcoin...
4. https://blog.lopp.net/how-to-back-up-...

Get your Jig today and level up your seed word backup from paper 🧻 to steel 🔩.
https://etsy.com/shop/BaumCrypto

All dials come with 2 square holes and are suitable for metal stamps with 3-5mm (1/8" 1/6" 3/16" inch) wide LETTERS and a square SHAFT WIDTH of 6mm (0.24 inch) AND 7mm (0.29 inch).

Jig conforms to ISO 7093 / DIN 9021 washer size specification
https://fasteners.eu/standards/DIN/9021/

M7 22mm OD (d2) & 7.4 mm ID (d1)
M8 24mm OD (d2) & 8.4 mm ID (d1)
M10 30mm OD (d2) & 10.5 mm ID (d1)