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Questions tagged [blockcypher]

The tag has no usage guidance.

1
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1answer
20 views

Is it secure to collect common public addresses under a wallet using BlockCypher Wallet API

I am working on an exchange platform with users having separate pair of public and private keys using blockcypher api. I encountered Blockcypher Wallet API, and it seems its a pleasant way of ...
1
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1answer
61 views

how to validate testnet and mainnet bitcoin address via online api or offline for Android App?

I would like to know web api provider to validate Mainnet & Testet3 Bitcoin Address. How to validate a Bitcoin address is a real one? Validate bitcoin address from android application Gone ...
1
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2answers
64 views

How to display a list of incoming bitcoin Transaction history in my own wallet?

I have gone through various references including How to get a history of incoming and outgoing transactions for a certain address? Fetch list of transaction where i have received the bitcoin? I am ...
1
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2answers
40 views

How to confirm that given bitcoin address is generated by given public key?

I have 10s of private and public keys associated with 10s of different addresses. Now I have a test-net btc address "mfoxBS2TpoiUWrEV3sZopoEB6Pi2d7TE9N". What operations can I perform to find the ...
0
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1answer
14 views

bitcoin transfer without creating wallet

My question is about transferring bitcoin between two addresses without having a wallet. Here is my idea of transferring bitcoins in following way: Idea: I have my own Android Application. I am ...
0
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1answer
26 views

What could this Python Assertion error mean?

When I run the code below, sending a BTC transaction to the blockchain (using blockcypher api) I get an Assertion Error. I am not sure what an Assertion error means. The code: Btw the address had ...
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0answers
22 views

Error sending a raw transaction with hex

Why am I experiencing an error when trying to broadcast this transaction? of hex ...
0
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0answers
31 views

Error: “1 private keys do not correspond to any input. Please check private keys provided.”

I get this error message "1 private keys do not correspond to any input. Please check private keys provided." using blockcypher PHP API Although I am using the right private key for the right input ...
0
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0answers
19 views

How to get final transaction hash based on skeleton and privateKey?

I use https://www.blockcypher.com/ to create BTC transaction. I have to hit them to get tx skeleton, sign it (I do have private key) hit them again (submit tx into network) How can I get a final ...
0
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2answers
38 views

What does the “relayed_by” field in the BlockCypher API represent? Is there a way to gather geographical data of transactions?

The transaction data returned by the BlockCypher's API includes the "relayed_by" field, which the documentation describes as "Address of the peer that sent us this transaction". Is this the IP address ...
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0answers
16 views

Can can I identify my deposits to a wallet on a BTC (or LTC) blockchain (using the blockcypher api)

I'm trying to reconcile my deposits to a wallet (happens to be LTC) on an exchange account with the data on the blockchain. I was using the logic: if tx_input_n is -1 then transaction is a ...
0
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2answers
81 views

blockcypher shows much higher amount transacted

I sent bitcoin from my localbitcoins.com account to my coinbase.com account. It showed up as 0.00147276 BTC in coinbase but the transaction shows as 0.953 BTC on blockcypher: Is there a way for me to ...
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0answers
251 views

BitcoinJs-lib Multisig Multi-input Raw Transaction Creation

I can not construct this raw transaction correctly: var keyPairs = [ 'cTFWphyQSKUp9RNEftrXgbgbiTg49wz4wfhrAzmutigyjxUw4DqD', 'cQtNm3feFWK5hzR78wUtAowA8pqYDVJsdSVnm4b8qDExEmMvfCNs', '...
0
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0answers
118 views

MultiSignature 2-of-2 Address being sent without other partner signature

I don't know if this has been asked before. Kind of newbie on the whole creating multi signature transactions. I have been using the BlockCypher API on JS for creating multi signature 2-of-2 Testnet ...
1
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0answers
34 views

How to derive addresses based on BIP44 in BlockCypher?

I would like precise how to derive addresses from BTC HD wallet based on BIP44 (m/44’/0’/0’)? During HD wallet creation I have provided xpub of my m/44’/0’/0’, but there is no option to specify root ...
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3answers
643 views

Bitcoin Cash API similar to BlockCypher

Is there any Bitcoin Cash API that has similar features as BlockCypher? Important is the ability to create new addresses and create transactions.
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0answers
125 views

Creation of new wallet address in BlockCypher for each transaction

I currently consider to use BlockCypher API for my project. Is is possible to generate new wallet address (BTC, LTC, ETH, DASH) for each transaction? According to docs it is possible, but I don't know ...
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0answers
32 views

Bitcoin wallet website

I am new in bitcoin. I am developing a PHP website to let users build their wallet on my website. I want to give every user a wallet. I do not want to give users private keys. I keep private keys, so ...
0
votes
1answer
213 views

Cannot broadcast bitcoin testnet transaction

Error validating transaction: Error running script for input 0 referencing 9a2cd138476c598cced94a6c8bd6c8b2c6a268a763700d654324614aff799ceb at 0: Script was NOT verified successfully.. My transaction ...
0
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0answers
83 views

Send bitcoins from coinbase to blockcypher by mistake

I accidentally clicked a wrong link as I'm new to this and it send my bitcoins from my Coinbase account to blockcypher and I have no idea even what blockcypher is or if I can reverse my bitcoin. ...