Re: [Auction] Pair of metal bitbills and 2 metal bitbill prototypes.
Some nice cards 
Any way to verify authenticity?
Metal plates and engraving.... seems like anyone could do this
Seemingly there are ever increasing companies that are copying the "engrave your plate" / CryptoSteel model:
https://cryptokeystack.com/
http://bulletproofbitcoin.com/
https://bitkee.com/
https://www.toughgadget.com/bitcoin-crypto-metal-recovery-seed-wallets/
Any way to verify authenticity?
Metal plates and engraving.... seems like anyone could do this
Seemingly there are ever increasing companies that are copying the "engrave your plate" / CryptoSteel model:
https://cryptokeystack.com/
http://bulletproofbitcoin.com/
https://bitkee.com/
https://www.toughgadget.com/bitcoin-crypto-metal-recovery-seed-wallets/
Well, I can write up a certificate of authenticity. I personally made them in 2011 with llama and I can get him to sign it as well if needed.