0 sats \ 1 reply \ @cointastical OP 20 Mar 2022 \ on: Modern day banking | @meta_trinity bitcoin
Securing a Bitcoin seed phrase in stainless-steel washers (abridged).
https://www.econoalchemist.com/post/backup
Here's a post on SN about the Blockmit:
Make your cold wallet with washers | Blockmit.com
#9266
https://blockmit.com/english/guides/diy/make-cold-wallet-washers/
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