Questions tagged [blockchain.info]

This tag should be used for questions regarding the service 'blockchain.info'. Blockchain Ltd. is a company that offers a web wallet and provides a blockchain explorer under the domain blockchain.info.

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8 views

MTN mobile money transactions

Can the transfer MTN mobile money FCFA using Bitcoin? If possible how does it works?
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1answer
35 views

i find r s z from tow transaction but the r value is not same

i need your help plase i find r s z from tow transaction but the r value is not same from this wallet 1XCPdWb6kk7PGfvbdRbRuNh51aPc4vqC7 this is information tx 1 ...
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39 views

how i can find private key from Y X Z [duplicate]

How can I find the private key with X and Y and Z in the transaction i have this ('THE R VALUE is :', '0cf435db180216f3aaa5c2cb8231cbccf2f6824fc0051396b45e4ab01bb0f5e3') ('THE S VALUE is :', '...
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1answer
37 views

MISSING FUNDS ON BLOCKCHAIN

Please help me out. i have never shared my wallet ID or password with anyone. i only loss access to my blockchain account because i misplaced my phone and i had to reset my 2FA. It has been approved ...
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20 views

Parsing transaction hash from rawblock data

I got block raw data next url https://blockchain.info/rawblock/00000000000000000002447735c7723ee9188322c0938e6587866a4458b9135f?format=hex Can I find transaction hash in url used python?
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1answer
37 views

How can I download a single Bitcoin block?

I just started studying bitcoin. I would like to be able to download a single block from the Bitcoin network. I referred to the following: https://blockchain.info/rawblock/...
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23 views

Is there an API to create transactions in the Bitcoin blockchain with only a private key?

Is there an API to create transactions in the Bitcoin blockchain with only a private key? I am new to working with the Bitcoin and using its API. So, I have searched the API documentation. And here is ...
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1answer
60 views

Import bitcoin address only with public key [closed]

I want to import a none spendable paper wallet. This was possible in the past. But now I am only allowed to import an adress with the private key. So this address won´t be none spendable. Was there an ...
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1answer
46 views

Financial Department Bitcoin

I wanted to send bitcoins to my wallet from my trading account and did not receive anything. A short time later I got from Fiancial Department Bitcoin received the following message: Your payment of ...
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1answer
43 views

What can I do with “unspent” transactions? Can I transmit them to a chain?

I withdrew some bitcoin from a service's account I maintain. The transaction shows up in my wallet, but it has been marked as "unspent" ever since. What does this mean?
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Authentication error with Blockchain Wallet API [closed]

I successfully integrated the blockchain-wallet-api into an application which is currently on production. The challenge I'm having is that even though I was able to disable email login authentication ...
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1answer
73 views

Check wallet address balance programmatically in PHP using Blockchain wallet api

I'm tyring to fetch my wallet balance programmatically using the Blockchain wallet api. Currently I was expecting that a simple api call to https:/blockchain.info/merchant/$my_guid/balance?password=$...
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2answers
96 views

blockchain says Not enough funds

i have 30-40 $ in my account now i have pay for something but when i add 20$ amount i say Not enough funds. and when i click on maximum it fill the field by 4.15$ what is the problem and how can i ...
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Unspent bitcoin transaction

So about two weeks ago i sent bitcoin to a friend, and it was confirmed but in the summary it was listed unspent, he claimed not to have received. I was really confused since then, now this morning i ...
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1answer
24 views

How to know e-Wallet with xpub

How can I know what's e-wallet name provide the wallet? When I know xpub and xprv and mnemonic When I get mnemonic (12 words) and get xpub I can get balance with blockchain API But how can I know ...
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How can i import a btc wallet into blockchain api v2

Hello I will use the bitcoin wallet api v2 to make payment from my website. My problem is i need to import my electrum wallet into blockchain wallet api v2, in the documentation i see that can be ...
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1answer
3k views

My BTC was stolen using my Blockchain pairing code

I was having a issue with my blockchain account, so I searched for help on Facebook. Then I got a message from some obviously not related to Blockchain (I didn't know this at the time) but acted as ...
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1answer
42 views

Bug in copying BTC address

I'm new here but I've been in the crypto world since 2016, today I'm going to tell you what just happened to me. I had to send 25 euros to the address: 3Lch25qM9kKNEydEKKCKc2Em1naHBLN44y After an hour ...
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1answer
40 views

Bitcoin core has been stuck syncing to the network

This keeps repeating in the log file: 2020-04-16T23:59:53Z ERROR: AcceptBlockHeader: block 0000000000000000000fb8b3828b04c17205ffcdedddc8be1d400d132d336460 is marked invalid
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10 views

How to do transactions to imported wallet address back to my wallet [duplicate]

I invested with this miner she asked for R6000 to confirm my transaction then again asked for other money in order for me to receive my money. Yes I do see the money on my wallet but it state non-...
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2answers
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Trying to locate my bitcoins

I was working with a broker, now my "bitcoins" are in "blockchain", and I have no trace. How do I find them? How do I find said blockchain and bitcoins ?
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1answer
26 views

How do I ask other nodes for their stale blocks?

I want data on as many stale blocks as possible. Is there a way to ask peer nodes to run "getchaintips" and get their results? Previously, I used Blockchain.info's API call for this, but it seems ...
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2answers
54 views

Recovering Blockchaininfo wallet in Electrum wallet

I have my wallet in blockchaininfo and I did the backup of my 12 words (SEED). I would like to open this wallet in Electrum, I notice that Electrum allow to recover a wallet using a SEED from ...
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1answer
38 views

How to determine if BTC has been received from a particular address

I have been wondering if there is an api available that can enable me know if a certain amount of Bitcoin has been received from a particular wallet address. For the moment I have only be ...
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16 views

How could be useful the softforks field that provides the RPC command getblockchaininfo?

When I execute the command getblockchaininfo I see useful information but I don't understand how to be useful the information that is displayed through field softforks, the example below: bitcoin-cli ...
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1answer
101 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 ...
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1answer
106 views

How do I get wallet balance using xPub address with blockain.info api? [closed]

I am using blockchain.info api. I know how to get wallet balance using wallet id and password. Couldn't find how to find wallet balance using my xPub address.
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Is there a way to test Blockchain.info APIs? [closed]

I'm trying to set up Blockchain.info web APIs to notify me when I receive a BTC payment: https://www.blockchain.com/api/api_receive So say, if I generate a receiving address as such: https://api....
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1answer
94 views

Withdraw and deposit in cryptocurrency exchange website

In an exchange website we just book trades in our database and just when user want to withdraw his BTC balance we make a real transaction in bitcoin network for him. Consider a scenario that a user ...
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1answer
537 views

Bitcoins gone missing in Blockchain Wallet

My wallet password was not compromised but my bitcoins have gone missing from my wallet with a transaction that says - replace by fee. I have send two messages to support at Blockchain to find out ...
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1answer
21 views

Improve uniqueness of block for nonce creation

I am going through online Blockchain course and in the course, they have mentioned that uniqueness of a block is defined using hashes with leading zeros as well as timestamp. Since, in the training, ...
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1answer
42 views

Bitcoin not received since 3days now [closed]

Two different bitcoin payment was sent I sent into one Wallet Address requested, But only one came into my wallet successfully. But I am yet to receive the second one, and when I try to look it up on ...
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1answer
35 views

How is Bitcoin/Blockchain programmed to do multi transaction at the same time?

I read this article blockchaing stored and now I am bit confused. In this article it is described, that the transaction needs 15 seconds to propagate to the whole blockchain network. I know that the ...
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Is the Blockchain.com online wallet listed on Bitcoin.org website?

I can not found the Blockchain.com online web wallet on the Bitcoin.org website, e.g. following this: https://bitcoin.org/en/choose-your-wallet?step=5&platform=web&user=experienced
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Blockchain.info explorer doesn't recognize my hash

Blockchain.info doesn't recognize my tx. Can someone explain this. My wallet is debited. The transaction is unconfirmed too.
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1answer
2k 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 ...
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24 views

Why does Blockchain.com service gets stopped after a time?

I've installed Blockchain.com local machine on our server and ran its service using the command below: blockchain-wallet-service start --port 3000 It works well, but after an unknown time, it seems ...
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43 views

Blockchain.com API and needed amount

I have installed Blockchain.com platform on our server and ran some codes successfully based on its Wallet APIs. Regarding to what is said here, as we are testing this platform, we charged the created ...
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23 views

How to run and access Blockchain.info platform on a remote server?

I've installed Blockchain.info local machine on a server and got an API key for it. But it seems it's designed to work only locally and on the port 3000. I need to call APIs from another server with a ...
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21 views

request btc payment when insufficient btc sent

If a transaction was made and not enough btc to cover it, what are the options to add to the btc to cover the transaction. How does the request payment work in this instance?
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2answers
268 views

Can't get the tx with gettransaction or getrawtransaction methods

I am running bitcoin-d (probably downloading the prev blocks) in a shell. In another shell i am trying to get the information of a transaction (...
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1answer
100 views

How to get a readable format of curl with a transaction?

Using curl https://blockchain.info/unspen?active=... with a valid ID I expect an output (according to my book) in a readable JSON format. Instead I get: bitcoin@raspberrypi ~ $ curl https://...
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16 views

difference between extended public-key(xPub) and public-key [duplicate]

I wanted to know the differences between the public key and extended public key and their use cases.
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1answer
109 views

How do block explorer sites show information that is not available on Bitcoin Core?

As I understood in the following post How to get unspents for a specified bitcoin address?, we should use listunspent only on addresses that belong to our own wallet otherwise will return blank. But ...
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43 views

Blockchain API address subscription doesn't work

So, I'm using the API provided by blockchain.com to track specific bitcoin addresses. This requires a websocket which I installed. It works for about everything except for the address subscription; it ...
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43 views

Non spendable bitcoin [duplicate]

I downloaded the app because the person who was helping me said they can’t transfer my profits to my luno account and he asked for all my login details now there’s non spendable bitcoin he’s saying I ...
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1answer
78 views

multiple block on the same height?

Just a quick question , in the blockchain api quoting from the documentation it says: get_block_height Get an **array** of blocks at the specified height. Returns an array of Block objects. Params: ...
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1answer
64 views

How does the transaction received from getdata relates to data from blockchain.info?

Say my printed output format is for a tx object is: <Tx version: (version)> ntx_ins: (TxIns prev_output_hash) tx_outs: (TxOut values), total:(sum of TxOut values)> If I ...
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1answer
77 views

Can someone help me find the private key for my bitcoin wallet? [duplicate]

I have a Bitcoin Wallet on Blockchain and i have a imported wallet there where my bitcoin is stuck please help.
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1answer
89 views

Used 12 word recovery seed phrase to restore wallet, then remembered my password to the old wallet

I can now log in using both the old wallet id and password for one, and the new wallet id and password for the other. Both wallets have the same funds from various crypto currencies. Is there a way to ...

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