Questions tagged [history]

Related to the history of Bitcoin

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What was the bug for the Bitcoin value overflow in 2010?

In 2010, there was an incident of value overflow on Bitcoin. I am not a developer, but I want to know what the bug was in more detail. #1 is the only answer I found online, and #2-3 are my attempts to ...
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Is it possible to obtian the historical record of unconfirmed transactions?

I would like to get the number of transaction over a certain period of time in the past, at best at minutely frequency, or at hourly frequency. The closest thing I can find are blocknative, ...
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When was proof of stake theorized?

Hi l've seen a while ago that Proof of stake concensus mechanism was theorized a while ago (before proof of work) in distributed systems. But I can't find any source of that, while searching 'proof of ...
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Pruning mode in Bitcoin Blockchain [duplicate]

How can a node chose to use pruning mode where it can discard uneeded transactions history after validation is complete?
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7 votes
2 answers
410 views

Was the addition of OP_NOP codes in Bitcoin 0.3.6 a hard or soft fork?

I'm doing some deeper research into historical consensus changes and it seems like most folks consider the addition of the OP_NOP codes to be a hard fork. Here's the diff for their addition: https://...
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1 vote
1 answer
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Is there a consensus as to what is meant by 'Nakamoto Consensus'?

I sometimes hear that bitcoin's key innovation was the Nakamoto Consensus, which solves the double-spend problem without the need for trusted third-party intermediaries. I take Nakamoto Consensus to ...
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4 votes
1 answer
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Satoshi's coding quality

I have little knowledge about C++, so I want to ask two questions from "expert" (C++) programmers here: Why Satoshi wrote Bitcoin in C++ and not in (for example) C language? any technical ...
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Who first started to name 'blockchain technology' as 'blockchain'

I read through the whitepaper of Satoshi Nakamoto. I could find the expression 'blocks are chained...' but he did not specifically use the word 'blockchain' itself. I want to know the origin of the ...
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3 answers
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How did Satoshi Nakamoto mine 50 bitcoins by creating genesis block? And where can I see blockchain?

According to bitcoin.org, mining is referred to as 'the process of spending computing power to process transactions, secure the network, and keep everyone in the system synchronized together'. First, ...
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1 vote
1 answer
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Nick Szabo's bitgold announcement email in 1998

I am looking for Nick Szabo's bit gold announcement email in 1998 and discussions of it. How can I find them? Which mailing list they were posted? Any archived version? PS. I am not talking about his ...
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Was Bitcoin 0.3.7 actually hard-forking?

Reading through the wiki (bitcoin.it consensus versions) I noticed that release 0.3.7 ("scriptSig + scriptPubKey evaluations separated") is listed as a hard-forking change. In BitMEX's ...
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1 answer
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Bitcoin price history data [duplicate]

I need to get the Bitcoin price historical from when it started till today to generate graph and I don't won't to use any third party api. How this big companies are getting this Data From where are ...
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1 vote
0 answers
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What is the longest recorded "chainsplit" in bitcoin? [duplicate]

Wikipedia has this nice image: where green is the genesis block, black is the best chain and purple are stale chaintips. What is the longest stale chaintip ever recorded?
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3 votes
1 answer
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Did Satoshi invent UTXOs?

Did Satoshi invent the UTXO model (the concept of "unspent transaction outputs" that are spent fully when invoked, leaving new UTXOs and "change"), or was the UTXO model based on ...
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3 votes
1 answer
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History of Bitcoin's Networks

Bitcoin main net was launched on January 3, 2009 at 19:15:05 UTC. But what is the history of the two other network options in Bitcoin: testnet and regtest? I think testnet is on version 3, what was ...
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How to save history of my previous bitcoin wallet?

I have 2 bitcoin wallets. Let's call them "old" and "new". I been using my old wallet for many years, it contains long history of buying and selling BTC. Now I decided to use my ...
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Did Satoshi make any kind of "farewell speech" before leaving?

As I understand it, Satoshi has not posted anything online for many years now. Exactly when the last time was is apparently fuzzy. Assuming that he didn't die (or was murdered), would he not have made ...
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Help analyzing this color coded hexdump of the Bitcoin blockchain

Sample of genesis, growth, and current height Sample of the latter part and the end of blk02655.dat. This probably covers parts of the last 10000 blocks. Process here: https://twitter.com/...
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Major changes to Bitcoin since original paper

Is there a history of the major changes/additions (as well as perhaps major proposals) to Bitcoin since the original paper by Satoshi? I realize of course that one can read through the BIPs and ...
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1 vote
1 answer
126 views

What has OP_RETURN been used for over Bitcoin's history?

What has OP_RETURN been used for over Bitcoin's history? How were these use cases enabled?
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11 votes
0 answers
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What prior work influenced the design of the Bitcoin instruction set?

The "Script" system used by Bitcoin transactions is commonly described as a Forth-like, stack-based language. What prior work influenced the design and layout of the Script instruction set? ...
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0 votes
1 answer
157 views

How can I get the transaction history of a bitcoin address?

Lets say that I have a bitcoin address that is not owned by me. Is it possible to get that address's full transaction history (send/receive addresses and amount), and if the owner bought bit coins ...
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13 votes
3 answers
7k views

When, if ever, will "peak bitcoin" occur?

My (limited) understanding of bitcoin and other cryptocurrencies is that the costs of "mining" bitcoins was quite low in the early days, and the limiting factor in how fast they were mined ...
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0 answers
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Does anyone know of any surverys/statistics on the Bitcoin ownership demographics?

I've only been able to find stuff from coin.dance, but was wondering if any of you have stumbled upon better data.
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1 vote
1 answer
58 views

Why does the first bitcoin client only supported windows

Starting from version 0.1.0 up to 0.1.5 the bitcoin software could be run only on only Windows 2000 / Windows NT and Windows XP Was there a technical reason from Satoshi for this choice of operating ...
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"At first, anyone could spend anyone's coins"?

I've been watching this Bitcoin video: https://youtu.be/ZIugzFygviw?t=294 At the linked-to timestamp, he claims that: Due to bugs, at first, anyone could spend anyone's coins! I'm not saying that I ...
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3 votes
1 answer
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Where can I find the technical discussion between Satoshi and other contributors in the sourceforge website?

Where I can find the technical discussion between Satoshi and other contributors in the sourceforge website? I read the book of Satoshi in spanish and really excited about his comprehension of the ...
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2 votes
0 answers
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I found evidence Hal Finney was working on Bitcoin (05 Jan 09) before v.0.1 was released (09 Jan 09). Is there any evidence he was involved earlier?

I found evidence Hal Finney was working on Bitcoin (05 Jan 2009) before v.0.1 was released (09 Jan 2009). Is there any evidence he was involved earlier? https://web.archive.org/web/20090105145118/http:...
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5 votes
2 answers
698 views

When did the main Bitcoin client become known as Bitcoin Core? When/Why/How did this happen?

Afaik at some point in 2014/2015, Bitcoin became known as 'Bitcoin Core'. I assume this was to differentiate it from other implementations of Bitcoin. When and how did this decision come about?
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5 votes
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189 views

Satoshi introduced the 1MB block size limit in a commit. Why did Andresen make an identical commit some days later?

Satoshi added the 1MB block size limit in this commit on 15 July 2010 https://github.com/bitcoin/bitcoin/commit/a30b56ebe76ffff9f9cc8a6667186179413c6349 https://sourceforge.net/p/bitcoin/code/103 ...
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2 votes
0 answers
62 views

Who were the Bitcoin maintainers before 2014? When did maintainers gain/lose merge access? [duplicate]

The Bitcoin lead maintainer and co-maintainers have merge access (i.e. they can approve changes to Bitcoin source code). We can see who the maintainers were since 2014: https://github.com/bitcoin/...
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1 vote
1 answer
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Where can I find the core binaries for v.0.1.5 to v.0.3.21?

I have been looking for core binaries (i.e. win32-setup.exe & win32.zip & macosx.zip) for earlier clients. Any advice on where they are hosted? They have all been removed from SourceForge. ...
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1 vote
0 answers
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Where can I find data for abandoned blocks (74,638 to 74,690) for the Value Overflow Incident when ₿184 billion BTC were accidentally created?

I already have data for all the Mainchain Blocks. Where can I find data for the orphaned/abandoned blocks (74,638 to 74,690) before the re-organisation occurred? I can only seem to find information ...
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3 votes
1 answer
333 views

When did Satoshi Nakamoto release Bitcoin v.0.1 to the public? 08 Jan 09 or 09 Jan 09?

Many websites say Satoshi Nakamoto released Bitcoin on 09 Jan 2009 (Source 1) (Source 2) (Source 3). After looking through the Satoshi Archive, it seems to have been released on 08 Jan 2009 (Source). ...
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3 votes
1 answer
119 views

Was it always required for the Coinbase transaction to be the first transaction in a block?

The user tempo mentioned on another topic: "At least in the early protocol versions it was possible to put the coinbase transaction not on the top of the outputs." I have never heard about this ...
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22 votes
2 answers
6k views

How did Nakamoto untraceably pay for registering bitcoin.org?

Wikipedia says "Nakamoto created a website with the domain name bitcoin.org" and "transferred several related domains", while bitcoin.org says it was "originally registered ...
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7 votes
2 answers
325 views

What was the longest held UTXO ever spent?

What output had the longest period between when it was created and eventually spent?
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1 answer
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What year did bitcoins come out?

I purchased one in 2009 or 2010 . I want to know how I would recover it. I was sent to prison I would like to know asap please and thank you .
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2 votes
0 answers
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What in detail makes the Coinbase in the Genesis Block unspendable? [duplicate]

I was aware that the Genesis block's reward was unspendable, and that there was no UTXO for it in the UTXO Set. I thought that this was due to the Genesis block being hardcoded and the actual ...
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6 votes
2 answers
3k views

How was the dust limit of 546 satoshis was chosen? Why not 550 satoshis?

Is there a reason why 546 satoshis was chosen as dust limit instead of 547 or even 550 satoshis, historically?
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5 votes
3 answers
2k views

What was the first altcoin?

I'm aware that LiteCoin is (was?) the "silver" to bitcoin's "gold". The question is: What was the first altcoin? Was it actually LiteCoin or was there something else? For the purposes of "alt ...
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1 vote
1 answer
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Have there been any examples of people manipulating transactions in a way that waiting for more than 1 confirmation would avoid?

A lot of bitcoin exchanges require some minimum amount of confirmations before they consider money deposited. Is there any evidence that this actually does anything? Has someone ever before ...
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2 votes
1 answer
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Is there a documentation of the first altcoins timeline?

Meaning, which altcoin was created one, in a chronological order. It's interesting, from a historical perspective, to collect such an archive.
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0 votes
1 answer
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What is the longnest blockchain fork that has been orphaned to date?

On this thread, the user asked what is the longest unintentional fork that Bitcoin had suffered. From the answers present, Bitcoin never had a >4 block fork until 2012. It has been 6 years though, ...
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1 vote
0 answers
40 views

What is the oldest physical bitcoin artifact?

The bitcoin network has been running since early 2009, but what is the oldest physical artifact related to bitcoin? I don't mean computer hardware that was used to run bitcoin, unless it is designed ...
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0 votes
1 answer
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What are the three values in the csv graph of price history?

I wanted to look up the price history of bitcoin on different exchanges (in order to compare them in one graph) and I found this site with the data organized in csv type files. What do the three ...
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5 votes
2 answers
1k views

How did pay-to-pubkey hash come about? What is its history?

We know that early blocks all used pay-to-pubkey (p2pk) and at some point, we mostly switched to pay-to-pubkey-hash (p2pkh). What is the history behind this? Who made the changes and when did p2pkh ...
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0 votes
1 answer
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any website tracking history of circulating tokens of any coin?

Is there any website dedicated to tracking history of circulating tokens of any coin? Ideally, for each time a crypto has tokens added or removed to its circulating amount, we'd want to know: amount ...
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1 vote
0 answers
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What's the history behind the first btc exchange [closed]

I've found out that the first BTC exchange was "BitcoinMarket.com" but I didn't find any information on it or any other exchanges that started at that time. So the question is how did this first ...
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1 vote
1 answer
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At the beginning. when nobody owned bitcoins. what was being minned? [duplicate]

what I understood about mining a block is that, New/pending transactions are to be verified and placed into a block solving the proof of work. The miners are rewarded for this task. In the very ...
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