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If you're mining Bitcoin, you do not need to calculate the entire value of that 64-digit number (the hash). I repeat: You do not need to figure the total value of a hash.

Bear in Mind that ELI5 analogy, in which I wrote the number 19 on a piece of paper and put it in a sealed envelope

In Bitcoin mining conditions, that metaphorical undisclosed number in the envelope is known as the objective hash.

What miners are doing with those tremendous computers and dozens of cooling fans is guessing at the hash. Miners make these guesses by randomly generating as many"nonces" as possible, as quickly as possible. A nonce is short for"number only used once," and the nonce is the key to generating these 64-bit hexadecimal numbers I keep talking about.

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The primary miner whose nonce generates a hash that is less than or equal to the target hash is given credit for completing that block, and is given the spoils of 12.5 BTC. .

In theory you could achieve the Exact Same goal by rolling a 16-sided expire 64 days to arrive at random numbers, but why on earth would you want to do this

The screenshot below, taken from the website Blockchain.info, might help you put all this information together in a glance. You're looking at a summary of everything that happened when obstruct 490163 was mined. The nonce that generated the "winning" hash was 731511405. The target hash is shown on the top.

As you see here, their contribution into the Bitcoin community is that they confirmed 1768 transactions for this block. If you really want to see all 1768 of these transactions for this block, go to this webpage and scroll down to the heading"Transactions." .

There's no minimum goal, but there is a maximum target determined by the Bitcoin Protocol. No goal can be higher than this number:

Here are some examples of randomized hashes and also the criteria for whether they will lead to success for your miner:

You would have to find a fast mining rig or, more realistically, join a mining pool--a bunch of miners who combine their computing power and split the mined bitcoin. Mining pools are similar to people Powerball clubs whose members buy lottery tickets en masse and agree to share any winnings. A disproportionately large number of blocks are mined by pools rather than by individual miners. .

In other words, it is literally just a numbers game.  You cannot guess the pattern or make a prediction based on preceding target hashes. The difficulty level of the most recent block at the time of writing is 2,874,674,234,416, i.e. the chance of any given nonce producing a hash below the target is just 1 in 2,874,674,234,416--less than 1 in 2 trillion. .

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The aforementioned website Cryptocompare offers a very helpful calculator that permits you to plug in numbers such as your hash rate, electricity costs etc., to estimate the costs and benefits.

Mining benefits are paid to the miner who discovers a solution to the puzzle first, and the probability that a participant is going to be the one to find the solution is equivalent to the portion of the total mining power on the network.  Participants which have a small percentage of the mining capability stand a tiny chance of discovering the next block on their own.  For instance, a mining card that one could buy to get a couple thousand bucks would represent less than 0.001% of the network's mining energy.  With such a small chance at finding the next block, it might be a long time before that miner finds out a block, and the problem going up makes things even worse.  The miner may never recover their investment.  The answer to this problem is mining pools.  Mining pools are operated by third parties and coordinate groups of visit the website miners.  By working together in a swimming pool and sharing the payouts amongst participants, miners can find a steady flow of bitcoin starting the day they trigger their miner.  Statistics on some of the mining pools can be seen on Blockchain.info. .

Sure. As mentioned, the easiest way to acquire Bitcoin is to purchase it on an exchange such as Coinbase.com. Alternately, you can always leverage the"pickaxe strategy". This is based on the old saw that during the 1848 California gold rush, the smart investment was not to pan for goldbut instead to create the pickaxes taken for mining.

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In a crypto context, the pickaxe equivalent are a company that manufactures equpiment utilized for Bitcoin mining. You can start looking into companies that make ASICs miners or GPU miners. .