Questions tagged [blockchain.info]

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

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1answer
79 views

How can I retrieve all transactions for an address using the blockchain API?

Tell me how to interact with https://www.blockchain.com/. 1). I need to withdraw all transactions from the address, my code outputs transactions only for the last day? 2). How do I add additional ...
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1answer
205 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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0answers
14 views

Blockchain Info BTC Hash-Rate API

I'd like to get the history of hash rate, Miners Revenue, Difficulty, Block Size of BTC (& other coins) since 2013 and preferably in different granularity (i.e., 1d, 1hr,...) with Python. I know ...
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2answers
3k views

Reading Bitcoin Raw Transaction

I want to understand Bitcoin data structure. So i try to understand a raw transaction in json format. When i checked the blockchain.info API documentation, i see that input structure is defined for ...
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0answers
25 views

is bitcoin qt wallet api key viewer from 2009 legacy account system still in blockchain.com wallet and support? [closed]

in 2009 bitcoin mining program had an access point, system to view the keys on the web it was bitcoin.com and now has become blockchain.com and bitcoin.com is a different wallet with no web page just ...
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1answer
193 views

fund stolen from my blockchain wallet

I am Ashish jaiswal from India. I logged in to my blockchain wallet today and i received the approval email from blockchain. I approved the email and in next minute I see 8.43 btc has been taken out ...
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2answers
73 views

Bitcoin Core wallet and Blockchain.com

sorry for the n00b question, it's been awhile since I looked into this. I have a Bitcoin Core wallet on my machine with a backup of the wallet.dat. It's been ages since I opened the application, so I'...
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2answers
720 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" ...
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1answer
247 views

Blockchain Receive API - custom Parameters

I am trying to get variables back from the callback URL, but I can't figure out how to add custom parameters correctly. This is how I have them written right now: $newAddy = json_decode(...
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1answer
203 views

Format transactions into "from", "to", "value" and "cost"

I'm trying to write a script that parses the entire blockchain into a database. But I'm having issues figuring out how to store what I need to then aggregate the results and build a transaction list ...
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3answers
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 ...
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1answer
343 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":"...
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1answer
335 views

How can Bitcoins be sent without Blockchain.info knowing your private key?

Blockchain.info is a hybrid bitcoin wallet with client-side javascript encryption. I understand that the wallet.aes.json where the private keys are stored is encrypted (client-side). But how can ...
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1answer
713 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). ...
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1answer
77 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 ...
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1answer
419 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 ...
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0answers
25 views

Can one find out e.g. in which exchange is a bitcoin transaction conducted in e.g. blockchain.info? [duplicate]

Before, in this link on blockchain.info, one can find "addr_tag", which include e.g. the one of the participants of the transaction. I thought that this tag would include information such as ...
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2answers
732 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?
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2answers
140 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?
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1answer
321 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 ...
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1answer
777 views

Blockchain.info and fetching transactions for a address between dates

I'm trying to fetch transactions for a certain bitcoin address, but I only need to fetch transactions within a specific date range. Now, I had a look at the blockchain.info api and it seems like the ...
0
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1answer
355 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 ...
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1answer
610 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
2k views

transferring funds from bittrex to binance

I want transfer a btc from bittrex to binance but they are telling me that they are supporting only non segwit adress. I don’t know if my btc adress In binance it’s non segwit too. Thank u
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12answers
17k views

Is there a blockchain.info for testnet?

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.
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1answer
838 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 ...
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1answer
1k views

Blockchain Receive Callback API in callback url not working

I want to accept payments with the Blockchain Receive Payments API Using create different user different address on get bitcoin but not work Callback api https://blockchain.info/api/api_receive &...
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1answer
645 views

2 transaction in same address - Please help

Sent my btc address 3 days ago for a payment to one of my customer he didnt respond or paid . next day i provided the same address to my another customer for a payment which he sent. Now today i ...
2
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1answer
43 views

Avoiding fees collecting BTC deposits from different addresses

We're looking into making website for trading Bitcoin. Users get individual bitcoin addresses to deposit BTC. How do we avoid paying transaction fees for every of these deposit transactions that we'll ...
0
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1answer
88 views

Blockchain not letting me send all of my bitcoin (Please help) [closed]

I've been using blockchain for the past couple years and i have received lots of transactions (daily) for the past time. Today i decided to have them transferred to a Trading app which I've always ...
0
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1answer
134 views

Money sent to wallet was removed in unexpected second transaction 30 minutes later

I got sent bitcoins to my cake address then the coins went into the account as unconfirmed for about half an hour then they were sent to another address, and the confirmations have finished and i dont ...
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5answers
6k 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 ...
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1answer
96 views

How to Interpret This transaction

I got lost in reading this transaction: a tx from blockchain.com This transaction does not have an input address, instead, it says "COINBASE (Newly Generated Coins)". Is it a block reward to ...
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1answer
420 views

Extract the tag list from blockchain.info

Is there any way to download the address-tags list as a file? This would be very useful for a bitcoin data analysis project.
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2answers
124 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
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1answer
52 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 ...
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1answer
982 views

Why was giving someone else my 12 word backup a bad idea?

I lost my bitcoin last night when someone on blockchain support asked me to tell them my 12 word backup in order to reverse my bitcoin transaction that was unconfirmed at that time. Finally, my ...
0
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1answer
989 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/$my_guid/balance?password=$...
0
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1answer
238 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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0answers
25 views

Disappeared xPubs from Blockchain Wallet

I am using Blockchain Payment API. To overcome the gap limit problem, I created a couple of xPubs. Suddenly I realized some xPubs had been disappeared from the wallet. I can't delete them. I can only ...
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1answer
267 views

Blockchain.info receive payments API, bitcoins lost?

I use the Blockchain.info receive payments API. It's all working nice and good, but now I have a payment that doesn't reach my adress. It is unconfirmed for almost 24 hours. Also, the payment doesn't ...
6
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2answers
148 views

Custom receive payments method?

So it's a known problem that blockchain.info's api only allows a gap of 20 unpaid addresses, which sucks and makes their api almost completely worthless. But I was thinking how could I make my own ...
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0answers
15 views

login issue on the blockchain wallet [duplicate]

Hi I have a blockchain wallet and my wallet ID is saved but I lost my password, therefore,strong text I can't access my wallet to carry out any transaction can somebody help me.
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2answers
2k views

How do I use Blockchain.info's Receive Payments API with node JS / Express?

Blockchain has great documentation for PHP, but nothing really for node! Does anyone here have any projects,where they used the blockchain.info Receive Payments API, in their node apps, to receive ...
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2answers
109 views

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 ?
42
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10answers
187k 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 ...
0
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0answers
56 views

Private key of 44 chars? (old Blockchain.info wallet)

I'm trying to sweep some coins from an old (blockchain.info) wallet. I decoded the wallet I have and it gave a private key as a 44 char alphanumeric string starting with 9. This doesn't seem to be a ...
0
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1answer
562 views

find out total balance on MainAccount

I don't understand receiving address usage at https://blockchain.info/api/api_receive As I understand it it should work like this: MainAccount |--generatedReceivingAddress1 (then someone send btc and ...
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1answer
338 views

"Needed Turnover" / "Missing Turnover" - How to get my money out?

Contact Information: contact@securitycrypto.info General information support: info@securitycrypto.info Support and online transaction search with full and detailed information: support@securitycrypto....
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1answer
833 views

Why cant i retreive my BTH coins from my blockchain wallet [closed]

I logged into my wallet on blockchain.com today. I followed the links through and saw that I had been credited with a equivalent number of bitcoin cash coins that I had been expecting. I had a few ...

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