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.
663
questions
0
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0answers
32 views
anyone can help me recovering my bitcoin bip38 password?
i have bitcoin wallet with more than 1 btc but i cant import it without losing this amount cos i forgot the bip38 password
public key: 1CZosSHnf87ZqZ3fRiAuikpzdCZhAKsi3y
private key: ...
1
vote
1answer
44 views
how to make own coin with soft fork? [closed]
What I am looking to do is soft fork on litecoin and create my own coin! I know that I need to make a node but I can't find any process that shows me how to create my own coin.
0
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0answers
18 views
Blockchain.com old wallet fails to upgrade to HD - what to do? [closed]
I have an old Blockchain.com wallet which I could not access all the years because I didn't know the 2nd password required.
No w I have it but get the error message „Failed to upgrade to HD and save ...
-2
votes
1answer
72 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....
0
votes
1answer
49 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 ...
2
votes
1answer
31 views
What is the request limit number in the blockchain.info API? [closed]
I'm planning to use https://www.blockchain.com/api, precisely single block https://www.blockchain.com/api/blockchain_api for testing purposes on my script.
I noticed there this line on the the API ...
0
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0answers
20 views
Finding legitimate sources of research and info regarding crypto, mining and the blockchain [duplicate]
I'm relatively new to Bitcoin, crypto and the blockchain and mining etc, however due to having over 15 years experience in IT Ive followed BTC etc since it kicked off in (2009?), and would like to ...
1
vote
1answer
26 views
How to actually handle the xPub gap limit when receiving Bitcoin deposits?
I've read the other questions involving this, including How to solve Blockchain 20 address gap-limit problem? and Blockchain gap limit which don't actually remedy the issue in a practical sense, only ...
3
votes
1answer
243 views
I need to make large number of queries to different addresses every few minutes for my bitcoin application. What service?
I have an application that needs to makes queries to get account balances and transaction data from Bitcoin and other cryptocurrencies. Many of the free ones have a rate limit. I'm willing to pay for ...
-1
votes
1answer
36 views
How to get access URL to get JSON output from BTC RPC Explorer [closed]
Currently I'm using blockchain.info to get the balance of an address like this: https://blockchain.info/de/q/addressbalance/1Mj94YLoFudaD4MvfxoUx7nAur5kTeRVFR
It outputs the bitcoin balance.
Due to ...
0
votes
2answers
25 views
Blockchain.info “Too Many Requests” - Alternative solutions that can be hosted by myself
I'm trying to build out a Bitcoin service that requires me to query address balances and other data. So far I've been just using blockchain.info to do these request, but lately i'm hitting the too ...
-2
votes
1answer
81 views
What does this variable R mean
What does this variable R mean if it is the same in transaction signatures, and can I find S Z from the transaction I want an explanation or someone helps me to find the variables
type address: ...
0
votes
2answers
51 views
How Bitcoin nodes validate a new wallet
I have a cuple of questions about how wallet creation works. If I create a Bitcoin wallet offline, is there any way of like validate the new wallet, I mean, what if this wallet already exist? I know ...
-1
votes
1answer
114 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 ...
0
votes
0answers
47 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 :', '...
-3
votes
1answer
47 views
MISSING FUNDS ON BLOCKCHAIN [closed]
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 ...
0
votes
0answers
24 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?
2
votes
1answer
45 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/...
1
vote
0answers
26 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 ...
0
votes
1answer
66 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 ...
0
votes
1answer
60 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 ...
1
vote
1answer
52 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?
1
vote
0answers
23 views
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 ...
0
votes
1answer
130 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
votes
2answers
282 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 ...
0
votes
0answers
44 views
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 ...
1
vote
1answer
26 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 ...
0
votes
0answers
21 views
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 ...
2
votes
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 ...
0
votes
1answer
76 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 ...
0
votes
1answer
56 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
0
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0answers
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-...
0
votes
2answers
57 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 ?
0
votes
1answer
27 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 ...
0
votes
2answers
71 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 ...
0
votes
1answer
41 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 ...
0
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0answers
17 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 ...
0
votes
1answer
127 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 ...
0
votes
1answer
126 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.
1
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0answers
34 views
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....
0
votes
1answer
106 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 ...
0
votes
1answer
778 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 ...
0
votes
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, ...
0
votes
1answer
46 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 ...
0
votes
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 ...
0
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0answers
17 views
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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0answers
40 views
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.
3
votes
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 ...
0
votes
0answers
25 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 ...
0
votes
0answers
44 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 ...
