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If you are 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 entire value of a hash.

Bear in Mind that ELI5 analogy, where I composed the number 19 on a piece of newspaper and put it in a sealed envelope

In Bitcoin mining conditions, that metaphorical undisclosed number in the envelope is called the target 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 fast as possible. A nonce is short for"number only used once," and the nonce is the secret to generating these 64-bit hexadecimal numbers I keep talking about.

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The first miner whose nonce generates a hash which is less than or equivalent to the target hash is awarded credit for completing that block, and is awarded the spoils of 12.5 BTC. .

In theory you can Attain the same goal by rolling a 16-sided die 64 days to arrive at random numbers, but why on earth would you want to do this

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

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

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

Here are some examples of randomized hashes and the criteria for if they will lead to achievement for your miner:

You'd have to find a fast mining rig , more realistically, join a mining pool--a group of miners that combine their computing ability and split the mined bitcoin. Mining pools are somewhat similar to those Powerball clubs whose members buy lottery tickets en masse and agree to share any winnings. A disproportionately high number of blocks are mined by pools rather than by individual miners. .

In other try this website words, it's literally only a numbers game.  You cannot imagine the pattern or make a prediction based on previous 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 beneath the target is 1 in 2,874,674,234,416--significantly less than 1 in 2 trillion. .

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The aforementioned website Cryptocompare delivers a helpful calculator which allows you to plug in numbers such as your hash speed, electricity costs etc., to estimate the costs and benefits.

Mining benefits are paid into the miner who discovers a solution to the puzzle first, and also the likelihood that a participant is going to be the one to find the solution is equal to the portion of the entire mining energy on the network.  Participants which have a small percentage of the mining power stand a tiny chance of discovering the next block on their own.  For instance, a mining card that one could purchase to get a couple thousand dollars would represent less than 0.001% of their network's mining energy.  With such a small chance at finding the next block, it might be a long time before that miner finds a block, and the problem going up makes things even worse.  The miner may never recoup their investment.  The answer to this problem is mining pools.  Mining pools are run by third parties and coordinate groups of miners.  By working together in a pool and sharing the payouts amongst participants, miners can get 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 discussed, the easiest way to get Bitcoin visit the site is to buy it on an exchange like Coinbase.com. Alternately, you can always leverage the"pickaxe strategy". This relies on the old saw that during the 1848 California gold rush, the smart investment was not to pan for gold, but rather to create the pickaxes taken for mining.

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