Questions tagged [blockexplorer]

BlockExplorer is a website that displays information about the bitcoin block chain.

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29 views

Configure esplora to point to the bitcoind servers ip address - Part 3

Continuing on from this post: Configure esplora to point to the bitcoind servers ip address - Part 2 Trying to run cargo run --release --bin electrs -- -vvv --daemon-dir ~/.bitcoin, but it kept ...
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1answer
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Configure esplora to point to the bitcoind servers ip address - Part 2

Continuing on from this post: Configure esplora to point to the bitcoind servers ip address Trying to run cargo run --release --bin electrs -- -vvv --daemon-dir ~/.bitcoin, but it kept saying that ...
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2answers
71 views

Bitcoin UTXO discrepancy in calculation

I'm trying to understand the following two sites that display UTXO information. If I can figure out the method, that would be a bonus for this question but if I can't can someone explain why the two ...
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bitcoin insight api installation issue

I've been trying to install insight api for a few days but in vain , bitpay is no longer supporting this repository but I have an application that requires the endpoints in this one that aren't ...
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1answer
102 views

How to quickly get the balance of any bitcoin address? (with no third-party API)

As some people have mentioned (eg. here), the only way to get the balance of an address in bitcoin core was to import it as a watch-only address and rescan the blockchain. Starting with bitcoin core ...
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Configure esplora to point to the bitcoind servers ip address

I have 2 servers running: Ubuntu 18.04 running bitcoind daemon (v0.18.1 full blockchain synchronized) Ubuntu 18.04 running esplora (the local single page website works, but it has no data from the ...
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2answers
217 views

Blockchain Explorer for local full node

I would like to build my own blockchain explorer because I have found that using the API's of 3rd party blockchain explorers only gives me around 2 or 3 requests per second. Does an open source ...
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3answers
100 views

How bitcoin application in production retrive UTXO's

AFIK, UTXO of an address cannot be retrieved using bitcoin-core, without importing the address in the wallet. How are application in production able to get UTXO ? Does all the application use ...
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1answer
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How can Blockchain.info query information from the blockchain faster than I from my own node?

I've just run a Bitcoin node but I don't understand how blockchain.info or any other blockchain explorer works. I mean, sometimes I have problems like "socket.timeout". Shouldn't it be faster to query ...
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2answers
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Blockchain Explorer says received but it's not received yet!

I sent some Bitcoin to my friends wallet since 2 days ago. It says approved and sent successfully on my end. And even on blockchain Explorer it says confirmed and received. But my friend says he hasn'...
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Esplora on local elementsregtest - parse failed: data not consumed entirely when explicitly deserializing

this is related to esplora (the block explorer) and its electrs backend API. Is it possible to run esplora for a just a local elementsregtest? When I launch electrs this is the error I receive back: ...
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2answers
169 views

Bitcoin API with bech32 support

Since a while, I have been using the insight-api to view bitcoin transactions. However, recently I have found out that bech32 addresses are not supported. Now I try to fix this issue and I am open ...
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69 views

demonstrate tracking some bitcoin transactions with a program like an explorer

Recently I started to read BITCOIN protocol and it's events when a transaction created. I want to create a program a bitcoin explorer. as you know probably, Each non-coinbase input spends an outpoint ...
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1answer
108 views

Bitcoin Testnet API that allows transaction lookup and submission of raw transactions

I'm looking for a well developed, maintained and stable API allowing to access bitcoin testnet. Something like Infura for Ethereum. Googling gives many results, but can somebody point me out what is ...
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1answer
168 views

Negative number of confirmations for a testnet transaction on blockexplorer

I am curious about the test transaction f72f59a32c1bac47ec87bc3678ec44e98eece5e235d29d79cd1f5461ccc5bf38. Depending on which site I view this transaction, the number of confirmations is positive or ...
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1answer
251 views

Why can't I see my transactions on Blockchain.com?

I've a Bitcoin address on which I made a couple of transactions. From what I understand of the blockchain, the ledger is public and anyone can list the transactions linked to a particular address. If ...
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1answer
70 views

How do these inputs/outputs make sense for this transaction?

Using coinbase, I transferred $1 in BCH to my friends BCH address. Now I am studying the transaction on a blockchain explorer as a learning exercise. See here: https://blockchair.com/bitcoin-cash/...
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1answer
123 views

Open source updated blockchain explorer for altcoin [closed]

Is there updated blockchain explorer available to work with altcoin? I configured the most popular blockhain explorer: iquidus explorer but the transactions display table are limited on display, can'...
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42 views

Block Explorers search on TxID

As per this post bitcoin nodes do not maintain an index from addresses to TxIDs and hence querying for the unspent tokens by addresses essentially involves traversing the entire UTXO set. However, ...
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1answer
977 views

What is the difference between chainstate and blocks folder?

Is the blocks and chainstate folder store the same blocks data ? How can we read those data using code and display that on the web frontend like the blockchain explorer websites
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2answers
214 views

How to monitor balance for addresses other than by using importAddress?

Is there any way, other than importaddress, to watch balances of specific addresses? If not, how it is possible for wallets and explorers to give information (balance, transactions) about specific ...
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36 views

In the case of a criminal investigation, how does one knows which exchange or wallet service a bitcoin address belongs to?

How it was found that the Dao hackers used shapeshift? In a more practical exemple, how to find that 13qCK9VzJCicXeh47W59rh7A6tfun92Sr5 belongs to https://www.blockchain.com using only block explorer ...
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1answer
389 views

Building a small block explorer for fun, stuck with node

Im trying to build a small btc block explorer for fun. The problem where i am stuck is that im trying to setup a node. I got a Ubuntu VPS running and i have bitcoind installed, but what now? Can ...
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1answer
350 views

How to Connect already running bitcoind in AWS to Insight API in different AWS Server

Need to create a bitcoin explorer using bitcoind. I am using bitcore and insight API for this purpose. Currently running bitcoind in AWS Server with all port open. Need to connect this running ...
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1answer
80 views

Is there a block explorer for Ardor Testnet?

I'm looking for a block explorer for Ardor Testnet, but can't find one. I know of http://ardor.tools but that is only for main net.
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1answer
242 views

Do all wallets use specific explorers?

Do all wallets use specific explorers? If so, is there a way to identify which explorer the wallet is using? Most of the major-mid tier wallets seem very ambiguous or don't seem to mention this at all....
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539 views

Lightning close-channel transaction example?

From this article, I can understand that a punishment-based bidirectional payment channel (the type used by Lightning) would contain roughly this bitcoin script as one of the outputs: OP_IF “+7 days” ...
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392 views

How much disk space does it take to run a blockchain explorer?

I understand that you can use existing explorers like blockchain.info for quick access to individual transactions and address balances, however I would like to run an explorer of my own Like ...
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1answer
764 views

Javascript library to explore bitcoin blockchain data by connecting to a local running node

I need to get data of a block using the block height. Is there a javascript library to get block data from the Bitcoin blockchain, by connecting to local running node or a 3rd party blockchain ...
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1answer
47 views

Is transactions in bitcoin blockchain always coin transaction?

I'm new to crypto currencies correct me if I am wrong, when I checked the block explorer I found a single block contains nearly 2300 transaction in it and I think at an average every 10 minutes a new ...
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237 views

How to view a bitcoin cash transaction in hex or json?

Is there a block explorer that allows you to view a bitcoin cash transaction in hex or json like blockchain.info does for bitcoin?
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50 views

Differents explorers arent synchronized

I have this testnet address: yehZoVH57FwDFC7vBRGK5ptuYHG9DfL2cf I had used this faucet twice: http://test.faucet.masternode.io/ When I access this explorer: https://test.insight.dash.siampm.com/...
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1answer
347 views

Does blockchain.info show balances for addresses that are in cold storage?

If a miner mined a large amount of coins and these coins were stored offline once generated, would the balance of the addresses that hold these coins still be viewable on a blockexplorer like ...
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Do mined coins show up on blockchain explorers and can the balance of the addresses that mined the coins be seen?

Somebody wants to do a deal for a bitcoin transaction but when proof of the coins is required they say that the coins will not show up on blockchain.info as they were "mined coins". Is this really ...
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1answer
41 views

Why is explorers shows different difficulty values?

Just take a random block for example, for block 506068, blockchain.info shows difficulty as 2,603,077,300,218.59, while blockcypher shows 392,962,374, do the explorers use a different way to calculate ...
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1answer
68 views

Discrepancy Between Nonce for Single Block

I'm looking at nonce data from blockchain.info for block #1 ( https://blockchain.info/block/00000000839a8e6886ab5951d76f411475428afc90947ee320161bbf18eb6048 ) and it shows a nonce value of 2573394689 ...
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1answer
408 views

Litecoin explorer that accepts M-prefixed segwit addresses?

Just realized that the litecoin explorer I was using (blockcypher) doesn't allow me to input M-prefixed segwit addresses (more info). Any other litecoin explorer that can do this?
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Programmatically Get Change Address From Blockchain

BIP004 states that a derivation path's 4th digit will be 1 if it is a change address like this: m / purpose' / coin_type' / account' / change / address_index https://github.com/bitcoin/bips/blob/...
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1answer
219 views

Search xPub address on a full node

I am running a full node & using bitcoinABE to run a block explorer. I have couple of wallets on 3rd party wallet providers where I can do xPub Similar to blockchain.info xPub search how do I do ...
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1answer
197 views

How to check relays of tx?

I believe a tx is made of an output of previous tx. So, I also believe that all tx are traced back to tx originally created (as a mining reward). But, in blockchain.info and blockexplorer.com, I could ...
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304 views

Which block explorer indexes the keys used in mutisig scripts?

Consider transaction 0846e91bc3afdf2275db14bcbb10e19f141069d77f17dae6bcbd907fd28f4747, which takes money out of the script address 3PJQGGnBQr8DJBdPYowd6Mp2kSWvFFo7Gk. As we can see in the input ...
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1answer
25 views

How to look about transtion is complated?

I'm trying to build my own blockexplorer, and to this i need to update a single transtion with confrims, my problems is i can't see how meny confrims there shut be and when my transtion is 100% ...
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1answer
412 views

Understanding the iquidus API settings

I am trying to understand what values I am being asked for in the settings.json to install the block explorer for Iquidus. I know how to get the genesis block as I have hard coded it when I did a fork ...
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2k views

Iquidus JSON settings for Blockchain Explorer

I did a fork from litecoin into my own altcoin and I am trying to get it on a blockchain explorer to run realtime on a website. I chose an open source blockchain explorer called Iquidus which was ...
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1answer
137 views

Why do some blocks not have Miner's name/identity?

I was going through blocks on Block explorer and I saw that some of the blocks were containing the miner's name and some were not. What is the reason behind this? See this sample block for an example....
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1answer
907 views

How do I get Bitcoin block header data with nonce?

How do I get Bitcoin block header data with nonce? There are tens of so called blockchain explorer websites, tens more offering on-line Bitcoin blockchain parsing. But all I need are historic ...
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0answers
135 views

Bitcoin network information pubkeyhash privatekey

I am trying to set up a https://github.com/bitpay/bitcore Insight node but for a forked coin of Bitcoin. To complete the task I need to modify the following information but with the forks version. ...
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1answer
1k views

If the bitcoin address changes every time, why there is more than one transaction for an address in the ledger?

I was checking a random address in blockchain.com, there are alot of transactions that is done over this address. While in the website it is mentioned that the address is changing everytime! So it ...
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1answer
2k views

Which block explorers recognize bech32 addresses?

At this time, blockchain.info doesn't. Neither does blockchair or blockcypher.
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990 views

Connect already running bitcoind with bitcore for bitcoin explorer

I want to create a bitcoin explorer using bitcoind. I am using bitcore and insight API for this purpose. I am already running bitcoind in my local system . I want to connect this running bitcoind ...