Application programming interface

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1answer
15 views

Check if received bitcoin are in blockchain/not pending without a transaction id

I want to use the Bitstamp exchanger API to buy Bitcoin automatically. But then I see the API does not give me back a transaction-ID (txn id) if I do a withdrawal of Bitcoin to my wallet. If the ...
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0answers
10 views

Are there common API methods from different block explorers?

This question is to help standardization process for the benefit of API clients and those of the bitcoin-related apps and services. Please, have a look at ...
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2answers
21 views

What kind of random numbers source does getnewaddress in Bitcoin Core API (bitcoind) uses?

Is it an internal PRNG? Is it fed from /dev/random or /dev/urandom? How secure is it? If I have a hardware (TRNG) plugged in feeding my /dev/random will this source of entropy get used by bitcoind?
2
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1answer
35 views

Check if wallet is encrypted or not through RPC API

How can one check if their wallet is encrypted through the RPC API without receiving an exception? I went through the Original Bitcoin client API calls list but didn't find any command that could ...
1
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1answer
48 views

How do I use walletnotify?

I have bitcoin daemon and how want to use the walletnotify option with a json-rpc call. Some of the examples use a "transaction.sh" file for walletnotify. What is it for? What do I have to write in ...
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0answers
33 views

No update on API when receiving payments from other Blockchain.info wallets

I am using the Blockchain.info API for an online shopping website. I have a problem in my Receive API: Payments from other wallets are working fine. Also, payments done by copying the address and ...
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2answers
47 views

What is the best method of getting the originating address of Bitcoin transaction?

As far as I see there are currently two methods of getting the sender's address in a Bitcoin transaction: Look up the input transaction and read the corresponding output address there (like this: ...
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2answers
66 views

Can't connect locally with API

I try to connect locally with bitcoin client using the API but I get 404 on request testnet=1 server = 1 rpcport=8332 rpcuser=myuser rpcpassword=mypass I was installing bitcoind on ubuntu ...
0
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1answer
48 views

ANXBTC.com / MTGOX v2 API “Authentication”

I've signed up with ANXBTC.com and I'm trying to learn the API (based off MTGOX v2 API): http://docs.anxv2.apiary.io/ In order to issue commands, there needs to be authentication. I have a ...
2
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1answer
42 views

Http Requests Bitcoin Mining Pool?

Is there any pool where I can complete mining work for a mining pool via and http requests? Some sort of API? I have access to a lot of computational power that I want to route to a mining pool ...
2
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0answers
43 views

Historical prices via API for major alts (not BTC)

I am trying to build a small project of mine using historical prices for major alternative currencies such as LTC, DGC, MOON, TIPS, etc and so far I managed to collect only current prices of cryptsy ...
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0answers
13 views

Is there a quotes/exchange-rate API that offers JSONP responses, or permissive CORS headers?

I'd like to make a purely browser-side conversion calculator. The APIs I've found so far don't seem to offer JSONP or CORS to allow cross-domain data consumption.
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1answer
47 views

Bitcoin Exchange Api [duplicate]

I need an bitcoin exchange api implemented in my website. Basically there will be one way transactions money->bitcoin and it needs to support major credit cards (visa,mastercard) as well as paypal ...
2
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1answer
51 views

Getting historic exchange data through an API

I'm trying my hands on a trading bot, but I need a website to pull trade data for min. the last 3 days. This can be from any major exchange. Eg. the exact same as this: ...
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0answers
19 views

Adding watch-only addresses to Blockchain.info through an API?

I want to set up a service to monitor the activity of various watch-only addresses. I know Blockchain.info offers an option to do URL callback notifications when a payment is made to an address in ...
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2answers
101 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
38 views

Exchange API - more frequent high and low vaue

Any way to get high-low values more frequent than every 24 hours from say the Bitstamp API ticker? This link only tells you how to get the value for every 24 hours: https://www.bitstamp.net/api/ ...
1
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1answer
102 views

What is point of encrypting wallet, if Bitcoin API's sendtoaddress needs passphrase?

The Bitcoin API enables programs on the server to use JSON RPC to interact with the Bitcoin wallet. Most commands do not need the wallet locked (which I assume is the same thing as encrypted). ...
1
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1answer
36 views

Are there any clients that allow for multiple wallets and API acccess?

I know that multibit has the capacity to have multiple wallets, but no API access. bitcoind has great API access, but only one wallet. Is there any solution that combines the two?
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1answer
103 views

How to fix CoinBase pay too much error [duplicate]

ERROR: ConnectBlock() : coinbase pays too much (actual=20000000 vs limit=20000000) I got this error at my debug.log anyone know how to fix this issue? I am coding a new coin, changing its rewards, ...
1
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1answer
61 views

BTC-e API clarifications

Considering the trade information reported here: https://btc-e.com/api/3/trades/btc_usd Do these refer to open orders, or to completed trades? If this shows only completed trades, does the API ...
0
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1answer
90 views

What is anonymous and safe api to get bitcoin Exchange Rates?

What is anonymous and safe api to get bitcoin Exchange Rates like BTC/USD and BTC/EUR without trace my ip ? i used tor service, i search and found blockchain api contain Exchange Rates Feed ...
0
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1answer
58 views

Just-Dice or some other Gambling API?

Is there a gambling site where they expose an API for it? I want to build an application that leverages a crypto/bitcoin gambling site's bank roll. Just-dice seems to have the biggest bank roll to ...
2
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0answers
116 views

Resources for multisignature transactions?

I am interested in using multisignature transactions to secure my company's coins and I'm wondering what tools are available right now for use with multisignature transactions? I'm especially ...
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0answers
115 views

Online Litecoin wallet with API

I am currently working on a project for school where I need to make a trade market for Litecoins. Before I start of coding I want to have a clear overview of the techniques I am going to deploy. I ...
0
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1answer
73 views

interpreting coin base api historical price data

i'm looking at the coin based api and they provide historical price data https://coinbase.com/api/v1/prices/historical?page=1 which returns results like this 2014-02-22T04:47:06-05:00,575.39 ...
0
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1answer
43 views

call bitcoin API from Remote PC

I want to make some test on testnet using the API and I would like to fetch datas from a remote computer. The client is on raspberry which has an internal IP,than I have a dyndns address which pings ...
1
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1answer
64 views

Trying to import a private key into bitcoind

I am in a special situation where I need to import my private key credentials and basically restore a wallet to bitcoind. bitcoind is running and I do have an rpc user/pass and server=1 in the ...
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1answer
31 views

how to get clients sync status via API

I try to use the build in API by bitcoin client and I wonder how to get the sync status via API of a runing client.
2
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1answer
123 views

Fees for bitcoind sendmany, limits for number of end addresses

I have two questions, both about sendmany. First, is there any limit on how much transactions can I send with sendmany? (Apart from bash's limit with maximal parameter length.) Is sending about 500 ...
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1answer
146 views

gettransaction (The remote server returned an error: (500) Internal Server Error.)

Im trying to get how many confirmations a transaction has. However I just get error when I try to get gettransaction. ...
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2answers
47 views

Compiled Bitcoin Client as Testnet with bitcoin.conf

I'm quite new to bitcoin. I've been compiling the client from github and I want to run on a server as testnet and make some API requests. As I see in the documentation I should create a bitcoin.conf ...
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0answers
136 views

huobi.com API to get latest trade price, bids and asks?

I'm looking for a simple API description to get some basic stats from the huobi.com exchange. Mainly the last trading price, and current orderbook (bids & asks). They seem to have an API: ...
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1answer
38 views

Is there a service that allows to hedge for bitcoin and has an API?

I want to hegde Bitcoin with USD because of the high volatility of Bitcoin. Is there a service that offers hedges for Bitcoin and has an API that I can use with PHP?
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1answer
97 views

Why API of bitcoin exchanges use HMAC over HTTPS/SSL?

Pretty all exchanges use private and public key. We sign API request with our private key using HMAC algorithm. What's the point of doing so when there is already HTTPS connection? HTTPS provides both ...
0
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1answer
68 views

How to convert a transaction into hex before using the sendrawtransaction API?

I've been trying to broadcast a transaction using sendrawtransaction of bitcoind. I keep getting an error : "TX decode failed.", Code -22. I suspect I'm not properly formatting the transaction into ...
1
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1answer
264 views

Make remote RPC connection to bitcoind server secure

I set up a bitcoind server on an ubuntu server and I can remotly execute commands on the server. I am doing this with Java/RPC. To execute a command I need to provide username and password. But I ...
0
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1answer
277 views

How to check status of an order on BTC-e API?

It would appear there is no way of obtaining fill notifications for active orders. If I am mistaken, please enlighten me! When orders are submitted to a BTC-e account, either via API or their ...
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2answers
114 views

Where can I find an overview of Bitcoin exchange APIs?

Where can I find information on a large number of "exchange" or "trading platform" APIs showing which currencies (digital and fiat) they convert between?
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1answer
75 views

How to download Bitcoin block headers from Blockchain.info and save to file?

I am just developing and testing Bitcoin mining application in plain Javascript (slow but can be run off-line). To test it to work correctly I need to download Bitcoin block headers from ...
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0answers
15 views

How to add worker through API?

How to add workers through API? https://en.bitcoin.it/wiki/Original_Bitcoin_client/API_calls_list I don't see any method to add workers or may be it is there but with some other name?
2
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1answer
49 views

Bitcoin-qt Show Transaction Details

When looking at the details of a transaction (Show Transaction Details), the From: field is always set to 'unknown'. Is it possible to add a 'From' parameter to the API so some meaningful description ...
0
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1answer
856 views

Simple cryptsy market price observer HOW?

I am trying to use the cryptsy's API to get the current price of doge. This is my code. public class Main { static Market [] markets; public static void main (String [] args) throws ...
-1
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2answers
86 views

Write an android application

What is the best way for me to go about writing a new Bitcoin wallet application? Is piggybacking off API's like blockchain.info or coinbase a good tactic? Would the application then be OK to ...
0
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1answer
140 views

Can I write my own pool software by using bitcoin API?

Theoretically speaking, if I know programming (C,C++,C# etc.) can I write my own mining pool software/server using only Bitcoin API or I need more information than that? ...
0
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1answer
155 views

Why on bitcoin client sender address is 'undefined'

Despite the fact that bockexplorer allows to navigate through transaction details and discover the sender address, why via bitcoin client the sender address remains 'undefined'. Is it possible to ...
1
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2answers
107 views

getrawtransaction method in details

Referring to https://en.bitcoin.it/wiki/Raw_Transactions, I`m using getrawtrasaction method call to define as much information about incoming payment transaction details as possibe. Is there any ...
1
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0answers
29 views

How to explore transaction chain via Original Bitcoin API as blockexplorer does it

Is there any possibility to explore transaction chain via Original Bitcoin API (https://en.bitcoin.it/wiki/Original_Bitcoin_client/API_Calls_list) as the blockexplorer does it. If not, why?
1
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1answer
287 views

Bitstamp streamline API: how to get all contents of the ordebooks?

I've been trying to work with Bitstamp streamline API, which uses Pusher. So I managed to connect to some channels, specifically to 'orderbook' and it even returned me 6 items. However it looks like ...
0
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1answer
144 views

What's needed to host a competitive game site

Let's say I wanted to host a site in which users create their own accounts they deposit bitcoins in said accounts a commission of, say, 0.05% is kept of all the bitcoins that are deposited in the ...