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Questions tagged [physical-coins]

Physical coins are used to enable people to hand quantities of a cryptographic currency to each other. They generally contain an outside label indicating their value and a tamper-evident seal containing inside a claim code or key.

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Physical bitcoin vs. Paper wallet?

What is the main difference between a Physical bitcoin and Paper wallet ? And which one is more secure ? And why ?
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Finding the address of a physical coin

I have a physical bitcoin which has a 8 digit number. Is it possible to get the address of the coin without paperwork, as none accompanied the coin when a family member gave it to me. I also have a ...
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Does Bitcoin have a physical equivalent like US dollars do?

I can send US dollars electronically and they get recorded electronically at my bank. However I can also get a piece of paper to represent different amounts. For example, my bank will give me a '...
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Lookup Full Address For Casascius Coins

Can anyone tell me how I would check the public address on my old Casascius Bitcoins? I have 3 total cons but I am unable to find where or how to check the public addresses on the coins for they only ...
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How do i check a bitcoin is valid? [duplicate]

I have a physical cascius bitcoin from 2012 and would like to check that it is still valid and usable. Please could anyone tell me how i can verify its authenticity without removing the hologram.
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Mini private key with character “l”?

When trying to redeem a btcc chip I noticed a bad encoded mini private key. One of the character is "l". Anyway has seen this before? I guess these keys are also base58 normally? Thanks
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What physical coins of bitcoin exists?

Whenever a news article is written about bitcoin, it has this "physical" gold/brass coin with detailed circuitry on it as an article picture. For examples see here and here. Does this really exists? ...
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I have a casascius coin — how can I sell it? [duplicate]

I was given an actual casascius bitcoin minted in 2011 as a tip, and I'd like to know where I can exchange it for US dollars. How would I extract the private key from this coin to gain access to the ...
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1answer
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Is it possible to buy a prop of one of the “bitcoins” you often see in the pictures?

Is it possible to buy a prop of one of the "bitcoins" you often see in pictures? Does anyone actually make physical "bitcoins?" I collect weird iconic things.
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Do physical bitcoins or altcoins actually carry value?

This question establishes that there are physical bitcoins that can be bought and I recently just bought a physical Dogecoin as a trinket but I can't help but wonder if there's a solid value related ...
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I bought a bunch of 2009 Bitcoins the actual coin. How can i cash the coin in?

I bought several 2009 Bitcoins and they came in a nice case but that is all the info I have on them. How do I cash them in?
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1answer
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Where can I safely sell a Casascius version 1 physical bitcoin (with hologram error) for cash?

I have one of the Casascius coins (this one, to be exact) that contains an error: the small lettering on the hologram reads "Casacius", without the second 's'. I'm a inexperienced when it comes to all ...
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Where can I find some reputable resellers of Casascius.Physical Bitcoins?

Casacsius stopped selling physical bitcoins directly on April 1st 2013, and instead refers people to resellers. Where can I find some reputable resellers?
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Can you add value to a Casascius physical coin?

The firstbits address on the front of the coin (once fully resolved from blockexplorer) is just like any other address right? I can buy a 1 BTC Casascius physical coin, copy the address, bury that ...
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Is there any advantage to owning physical bitcoins?

The title pretty much says it all? Is there a security advantage to owning physical bitcoins such as those offered by Casascius? If so is it significant enough to justify the price difference between ...
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Are there physical Bitcoin?

I have seen several folks selling "bitcoins" on Ebay and the like - but they are made of base metal and have no real connection with the bitcoin concept other than the symbol. I'm wondering if some ...
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Do we know enough about Casascius to trust their physical coins in the long run?

Casascuius offers an attractive product, a physical coin storing a private key. From a CNET article and the website itself, we learn the company is run by Mike Caldwell, 2901 Little Cottonwood Road,...
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How can one redeem a Casascius Physical Bitcoin?

These physical coins are supposed to be worth 1 BTC each - they have a hologram and a private key that somehow gives access to a real (digital) Bitcoin. What is the process of claiming this real (...