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Questions tagged [blockchain.info]

Blockchain Ltd. is a company that offers a web wallet and provides a blockchain explorer under the domain blockchain.com.

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3 votes
1 answer
5k views

Longest unconfirmed transaction?

I recently tried to make a transaction with coinbase. In a hurry I put no fee though. It's still unconfirmed and blockchain.info doesn't recognize my hash. But my btc qt wallet is debited. My question ...
-1 votes
0 answers
17 views

Hello. How long will it take to transfer my 02/Bitcoin to the wallet that I deposit. Thank you [duplicate]

How long will it take to transfer my 02/Bitcoin to the wallet that I deposit. Thank you
1 vote
1 answer
184 views

how does node validate scriptSig

Let's say I sent some BTC to Bob, so I created a transaction (forget about scriptPubKey) since let's say I was able to prove it by executing scriptPubKey. so After I sent BTC to BOB, new transaction's ...
1 vote
2 answers
2k views

How to recover blockchain.info wallet from 12-word passphrase and password

I have a 12 word passphrase and password from blockchain.info. Trouble is that I can't remember the email I used. Is there a way to retrieve the email with these two pieces of information?
-1 votes
1 answer
91 views

blockchain.com websocket not working

I started to listen to the "wss://ws.blockchain.info/inv" websocket address in the link below, but none of the transactions I made were sent to the messages. Later, when I tried the ...
4 votes
1 answer
2k views

How do Blockchain.info recovery mnemonics encrypt wallet data and what prevents hacking of the algorithm?

How do mnemonics encrypt wallet data and what prevents hacking of the algorithm? For example Blockchain seems to encrypt all data using a mnemonic yet doesn't hold customer data server side. What ...
0 votes
2 answers
1k views

Blockchain.info testnet websocket doesn't work

When I try to connect testnet websocket provided by blockchain.info api. Connection doesn't establish, when i looked into the code. It says for testnet it uses "wss://ws.testnet.blockchain.info/inv" ...
3 votes
3 answers
1k views

Get transaction that spent a transaction id

The blockchain.info API allows for querying information about a particular Transaction by its ID. But if you want to follow the coins to the next transaction, I'm not seeing what the next query should ...
0 votes
1 answer
394 views

Get wallet address when creating wallet with blockchain API

Using the API endpoint http://localhost:3000/api/v2/create I get this response: {"guid":"58671a54-7d60-4319-8742-b06fb2a8d060","address":"...
2 votes
3 answers
945 views

How can I get the date of the last transaction from the blockchain.info API?

Is there a way to request the date of last transaction via API? I run a request to see balance of my addresses and need to request the date of the last transaction, how would I do that?
1 vote
1 answer
742 views

Error in blockchain.info wallet

My problem is that I can not do any transactions at all because of an error. BitcoindException(super=com.neemre.btcdcli4j.core.BitcoindException: Error #-26: 66: mempool min fee not met, code=-26). ...
1 vote
1 answer
109 views

Question Regarding Send_to_many function of blockchain wallet api

I am using send to many function of blockchain wallet api and i am facing issue. when upto 20 transaction done then after i get error in terminal that 1538652825520 - error: ERR_PUSHTX ...
2 votes
1 answer
469 views

receive payement bitcoin api like blockchain API v1?

I am looking for a API function as the first version of the API blockchain.info (no API key). If there are none, I'd like you to tell me where to turn to create an API with a similar operation and a ...
0 votes
0 answers
17 views

Is there a way to block 100s of emails monthly asking $67-120. "Transfer" fee; & is it poss.. 2collect mining frm all apps/sites prior usd w/ my email [duplicate]

Question one; I get literally hundreds of emails about I need to pull my crypto in 24 hours then they take u to the same green dominated site with kaylee in comments stating new then add up a bunch ...
0 votes
1 answer
363 views

Blockchain.info Payment API -> Callback gets a 302?

I want to integrate the Blockchain.info Payment API and everything works fine so far. The callback works and triggers the code on my server, if a payment comes in. But if I check the callback log of ...
0 votes
1 answer
507 views

testnet.blockchain.info api not showing latest results?

I sent a transaction to the testnet address mzWCWQU6phb9rKSAiQ4FBU92sGYtY7tjPH a few days ago and I have been using the testnet.blockchain.info api for a while now in my project. It was working fine ...
0 votes
3 answers
467 views

How to import legacy wallet from a private key

The private key is a Base58 format, with uncompressed public key. The private key is a mini key with 22 characters. I bought Bitcoin in February 2009 and had forgotten what I had invested in,founded ...
0 votes
1 answer
1k views

Blockchain.info testnet payment APIs

I have created a testnet wallet on testnet.blockchain.info and added some testnet bitcoins to it. I want to test the payment APIs so I am following the documentation on how to Generate a receive ...
0 votes
1 answer
241 views

Lost Bitcoin from 2011 or 2012

So I wanted to look at some pornography on the internet in either 2011 or 2012 I purchased $50 worth of Bitcoin proceeded to purchase the 29.99 internet porn but there was like $18 left over and I was ...
0 votes
1 answer
44 views

In a Blockchain.com wallet, Should I need to add the fees amount in the sent Bitcoin amount?

I need to send an exact amount from my Blockchain.com wallet, will the fee be taken the amount straight out of the amount being sent or do I need to add the fee to the amount being sent? Example: Let'...
-1 votes
1 answer
99 views

Blockchain app says payment amount is over limit

I have the Blockchain app on my iPhone which I've been using regularly for years but which in fact I haven't used for the last 4 months. It currently has around $2000 worth of BTC in my private wallet....
0 votes
1 answer
94 views

Meaning of xPub in SegWit wallet on blockchain.com and their legacy-type addresses

According to my understanding, an xPub of a Legacy sub-wallet should begin with xpub... and of a SegWit sub-wallet with zpub.... And the addresses begin with 1 and bc1 respectively. But on blockchain....
45 votes
10 answers
198k views

How to unstuck a low-fee transaction with blockchain.info?

I've sent a transaction from blockchain.info, but accidentally included too little fee. What can I do to cancel the transaction or speed up the transaction's confirmation? This is a complementary ...
5 votes
2 answers
2k views

How do you broadcast a transaction programatically?

What is the best way to broadcast a transaction to the network programatically? I know that blockchain.info has /pushtx but I'm pretty sure it rejects XHR requests from external sources because of ...
0 votes
2 answers
234 views

I sent bitcoins from one wallet to another. Next day, the receiving wallet shows balance 0

I have sent some bitcoins from bitcoin.com to the crypto app wallet, yesterday. But, the app still shows 0 bitcoin balance. I checked the receiving address on the block explorer and it showed that the ...
0 votes
3 answers
5k views

What is the correct format for wallet.aes.json?

I have a file (wallet.aes.json) which I think it's a Blockchain wallet backup but when I go to Blockchain import it says Unknown format. But here is a clue of whats inside the file { "address&...
-1 votes
1 answer
618 views

i need help getting my bitcoin back from an address [closed]

i sent my bitcoin to another address i generated from another site not knowing they have a policy that if the bitcoin is not up to 0.005 it wont be able to reflect. now my question is that would my ...
0 votes
0 answers
121 views

Bitcoin Core for Mac not syncing, can't access private key to export coins to other wallet

Wondering if you can help me guys, I'm new to using bitcoins and recently downloaded Bitcoin Core to my MacBook. I stupidly sent bitcoins to my wallet without realising i had to sync first, but it's ...
0 votes
1 answer
642 views

transaction that was included in a block without my permission

After requesting for bitcoin it automatically sent to my blockchain wallet after that it was then sent out without my permission again to another address and it never arrived in my final balance but ...
0 votes
1 answer
1k views

Blockchain Imported Address

I have created a blockchain wallet after l loaded it the next day the balance was zero but l have realized there is an imported address which l didn't import. Is there any way l can recover the funds ...
1 vote
1 answer
510 views

Transaction listed as confirmed in two blocks on blockchain.info

There is a strange tx 9c7b0d0423af64e81c4b850bae781e41077586a9e3328f5048f8367c6e4a8212 that is shown as confirmed twice in the blockchain.info database. Blockchain.info information is truly ...
0 votes
1 answer
53 views

Is there a webpage showing some of the latest orphaned blocks?

Blockchain.info has a couple pages about orphans, but the chart page does not agree with the list page. My admittedly brief search for a page that shows orphans didn't turn up anything that was ...
0 votes
1 answer
167 views

How to get all addresses and their transactions from XPUB with blockchain.com API?

I know this question surface couple of times in different forms but people mostly were interested in doing that locally while I'm just starting with the topic and would like to know how to do that ...
2 votes
1 answer
206 views

Discrepancy between blockchain.info live unconfirmed transactions page and chart

I'm looking at the live unconfirmed transaction page at blockchain.info, https://blockchain.info/unconfirmed-transactions which currently as I write this is running at around 166,000 transactions. ...
1 vote
1 answer
843 views

If the nonce is 32 bits why the proof of it is difficult?

I want to know why mining of nonce is difficult? The nonce is 32 bits (4294967296) and a high level Nvidia graphic card can check and mine it in a second. why do we need a pool to mine a blockchain?...
11 votes
3 answers
4k views

Transaction with Multiple Inputs having Same Address

Why do transactions have multiple inputs with the same address? Is it because the amounts were obtained in the address through multiple separate transactions. Shouldn't the amounts be clubbed to a ...
0 votes
1 answer
431 views

Generate public addresses (NBitcoin)

I'm trying to generate a public address and for that, I have the code: var key = new Key(); var wif = key.GetWif(Network.Main); Console.WriteLine($"WIF: {wif}"); var secret = new ...
2 votes
3 answers
1k views

Bitcoin transaction with dust output stuck

I made this transaction more than 24 hours ago, and it still has no confirmations at all. What should I do? This transaction was created by the mobile Blockchain.info wallet. At the time, it didn't ...
9 votes
5 answers
9k views

Download single and specific block for study purposes

I just started studying bitcoin. I would like to be able to download a single block from the Bitcoin network. This should be an old block, already mined, and which I can know the nonce. Then I ...
13 votes
3 answers
13k views

What are the equations to convert between bits and difficulty?

If we take block hash 0000000000000006770c3806960539ca83a24facbd99ea212f37f2a0e6a5629a for example. The difficulty as a 32 bit float is 50810339.04827648. The difficulty in bits as an unsigned 32 bit ...
1 vote
2 answers
776 views

Blockchain.info wallet payload strange format

Our situation: Blockchain.info wallet Password lost/broken after update. Account(wallet) was created in September 2016 in mobile app on iPhone We use 2FA We have: BCI account (wallet) ID Working e-...
29 votes
12 answers
19k views

Is there a blockchain.info for testnet? [duplicate]

I'm trying to test to see if transactions went through or not and blockchain.info is super helpful for this on the real network.
1 vote
1 answer
102 views

Cryptographic digital signatures

I have a doubt since the public keys are known to everyone, so someone could falsify a transaction by writing down a deposit from a public address to another public address in a new block and solving ...
0 votes
0 answers
17 views

How to find bitcoin info [duplicate]

Is there a bitcoin or some type of crypto wallet connected with the email addresses [email protected], [email protected] or the phone numbers 2109610091, 8302009672, 2105747552, ...
0 votes
1 answer
94 views

Accidentally sent money to donation address on bitcoin.org website

4 days ago I sended my money to Bitcoin wallet as a donation,I am new guy,and I did it wrong I wanted to transfer the money to my other wallet account to put it on my bank to buy food.now the money ...
-1 votes
1 answer
98 views

I wrote down my 12 words before uninstalling my app. I put them in after reinstalling the app and it gives name a different wallet address, why i? [closed]

I’ve tried to put the 12 words in different wallets and it keeps changing the wallet address
-3 votes
1 answer
296 views

How to transfer from watch only wallet [duplicate]

What is the real and legit name of the app that I can use to transfer tokens from watch only wallet?
0 votes
0 answers
36 views

How to display {block number} instead {date value} on Wordpress posts?

Ideally, the goal is to show the block number (ie: 782667) instead of the date value (ie: 26 March 2023 4:44PM CT) on all wordpress posts and pages that currently display it. There's maybe a script we ...
0 votes
2 answers
262 views

Wallet ID on blockchain.info credentials and seed compromised

What should I do if a scammer obtained access to my crypto wallet? Are there any further risks other than losing the money contained within it ? Will he use it to perform transactions on my behalf? ...
0 votes
2 answers
290 views

Data about number of block mined + stale blocks per day in Bitcoin?

I am wondering if there is any easy way to get number of mined blocks per day + number of stale blocks per day for the last three month e.g.,? I could not find such data on Blockchain.info In ...

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