MultiChain Development

  • what is the dumpprivkey command February 18, 2018
  • retrieving blockchain parameter from a second server February 18, 2018
    HI, I have tried to connect to the blockchain from a second server, bu it is not working.I saw many of the same problem on the web saying same issues, but I still could not figure out. Retrieving bloc …
  • Is a Blockchain Based Decentralized News Network Possible? February 18, 2018
    I honestly don't mind this idea floating out there in the Ether, but would it be possible to create a Decentralized News Network based on the Node idea of Blockchain? Something that takes the ima …
  • PHP wallet for Multichain February 16, 2018
    Hello … Did anyone try any open source PHP wallet to connect and interact with Multichain? Please mention you really tried and sure it is working, as I tried many but nothing works perfectly.   Than …
  • hex-data getting compressed or shortened February 16, 2018
    I am storing data on stream using external key… createrawsendfrom / signrawtransaction / sendrawtransaction…one of these commands is shortening the hex-data i provided which in turn is ruining my …
  • Where can I see the specific fees for a transaction? February 16, 2018
    I have initialised multichain with native currency and also set up the explorer for it. I have given permissions to few addresses and I can see the transactions, but how do I check the fees for transa …
  • Address and priv key longitude? February 16, 2018
    Hi, I've read this article https://www.multichain.com/developers/address-key-format/ and I don't have clear how long is a public address and a private key. By what I understood, I think the …
  • Is there a simple GUI-based Wallet for Linux using Multichain standards February 16, 2018
    I like to build a small demo for endusers with a simple GUI-based Wallet using Multichain standards as much as possible, so no Bitcoin variant Tipps or links are welcome
  • Multichain-explorer + PostgreSQL (or MySQL) February 16, 2018
    Is it possible to use Multichain-explorer with PostgreSQL or MySQL (just as Abe explorer does) ?
  • Probability of a fork with round-robin consesus February 16, 2018
    Lets say we have a blockchain with 5 nodes, all running on the exact same configs, and mining-diversity is set to 0.5 Now during the first round of mining. any of the 5 nodes can mine the next block. …
  • How do we make this automated using program ( RestService API ) etc. February 15, 2018
    Dear Sir, Thanks for your valuable answer. In continution to the earlier question, I am now creating Mulitchain using streams to send and receive data between two multichain nodes across different cit …
  • How can I add multichain blockchain to exchange platform i.e. yobit.net & coinexchange.io February 15, 2018
    I am planning to add my own coin (developed with multichain) to exchange platforms such as yobit.net & coinexchange.io.please provide me a step by step guide to do so.Thank you
  • What are the use cases to use SQL db along with Multichain? February 15, 2018
    I am a newbie in Multichain. As I understand, Multichain itself is a kind of distributed ledger/database and can provide security with data encryption.So, what are the typical use cases where integrat …
  • How is it possible to set the bindingIP for the RPC February 14, 2018
    We are running the multichain on a Server which hast 3 Adapters configured. – 127.0.0.1 – BackupLAN – ServerLAN (which is to use for all connections) So we startet the multichain with –bind=0.0.0.0 w …
  • Can anyone explain me about parameters used in create of API commands? February 14, 2018
  • How does consensus make it difficult to rewrite existing blocks in Multichain? February 14, 2018
    (Careful not to use the word Immutable as Immutability is not absolute) In Bitcoin, Proof of Work is used to make it computationally difficult to edit an existing block due to the fact that the subseq …
  • Round Robin Weaknesses February 14, 2018
    I have a Blockchain set up with 3 nodes. Everyone has mining permissions. As I understand it right, the round robin selects one of the three nodes with permission to validate a new block. So the selec …
  • Is there a reason a blank key is allowed in a stream February 14, 2018
    I am currently testing streams to insert data and I managed to insert a blank key, should this be allowed? This is the output from listkeys     },     {         "key" : "",         …
  • Please omit extra information when using -shortoutput February 14, 2018
    Hi. When using shortouput there is some extra information shown like: "Listening for API requests on port 4782 (local only – see rpcallowip setting)" https://github.com/MultiChain/multichain …
  • How to create multichain stream February 14, 2018
    Dear All, Does anybody created multichain stream . Does mulitchain-1.0-alpha support streams . How to use them Please give links on this
  • Connecting to a AWS instance of multichain in bitcoin style February 14, 2018
    Hi Multichain Team I have installed an multichain instance in amazon AWS (attach params.dat just relevant parameters below) , I have a MSigna wallet used normally for bitcoin , the problem is this wal …
  • Guidance on implementing a cryptocurrency on mutlichain February 13, 2018
    I have setup my chain on a few nodes, customised asset, setup block explorer and front end demo. How do I implement a cryptocurrency on top of this? I am noobish at this and have been wanting to do ev …
  • Setting target-adjust-freq, increases the block mining rate February 13, 2018
    Hi, I have created the chain, and I was checking with different parameters to adjust the mining difficulty. When I set the target-adjust-freq as >0, then the blocks are being mined very fast and if …
  • I have questions about create permission. February 13, 2018
    Hello multichain developers.I've set anyone-can-create=false in my params.dat. And i have two nodes.(A, B)Node A is admin node, and node B is not having any permissions. On the node B,———– …
  • Multisignsture February 13, 2018
    Hi,   I have created 3-3 multisignatures  and one of then signed transaction he got hex-data and it should be signed by other one..   Here comes My question, how to send hex-data to other in multichai …
  • Multichain ( PHP ) Laravel February 12, 2018
    Hey Guys, Iam looking for Laravel or codeigniter back-end developer to add Multichain API ( all commands ), if is there any interested don't hesitate to contact me pls. => ytz@null.net   Best …
  • How to collect structured data sets on multichain. February 12, 2018
    Hi Sir,I have setup of multichain & multichain explored on Ubuntu linux successfully. My requirement is to collect structure records from many companies to my multichain.Does multichain helps in t …
  • List streams from different addresses February 11, 2018
    I'm working on a app where there is a root user that will distribute addresses to each new user. But as the root user is there a way to get a list of streams for each individual user by sending a …
  • By blockchain concept, can we consider multichain as a FULLY decentralized blockchain? February 11, 2018
    By blockchain concept,, can we consider multichain as a FULLY decentralized blockchain? As long as we have at least one ADMIN node, it can be considered as a single point of authority which has a full …
  • Web Demo not opening chain February 10, 2018
    I have successfully installed the web-demo, along with php, curl and apache. When I go to my servers IP followed by /index.php it will load the front page but when I click on my multichain blockchain …
  • Is possible to create custom multichain explore on PHP? February 10, 2018
    Hello multichain dev, I'm not good on pyton, so i have idea to create multichain explore on php.. is it possible just using rpc? Thanks
  • Round Robin III February 10, 2018
    mining-diversity = 1.0 is round robin mining-diversity = 0.0 is complete randomness ? What is the difference between 0.5 and 0.9 ? what do the intervals represent? Kind Regards!
  • RoundRobin II February 9, 2018
    If mining-diversity is set to 1.0 the nodes to be included in the round would be those that have mine permissions, correct? If so what happens when one of those nodes are offline? the blockchain gets …
  • Is this available in the latest alpha? February 9, 2018
  • Obtaining addresses in multichain from a remote url server February 9, 2018
    Hello , I have a wallet and a node running multichain in bitcoin compatible mode . I want to set up a remote URL that provides randomly an address when a wallet connects , just like we open a wallet i …
  • sendasset February 9, 2018
    I have created an asset like cars of quantity 100 with custom params like blue-30,red-30 and yellow-40..   After this I want to send 20 cars with custom params like blue-5,red-5,yellow-10 Is it possib …
  • Round Robin mining turns February 9, 2018
    Is it possible with available paramters in multichain to create a blockchain with permissioned nodes to mine in a 100% round robin style and if one node is offline (or not respond in the avg mining ti …
  • How does a "regular" bitcoin wallet connects to a multichain node? February 9, 2018
    Hello , What is the rigth way to connect using a regular bitcoin wallet to a local or remote multichain node (configured as bitcoin mode) , these wallets have a server option where you can choose what …
  • Which files to edit to change the look of the explorer February 8, 2018
    Hi,     I have my multichain explorer up and running with no issues (so far!) and I would like to customise the look and feel of it. I think I need to edit PHP files but I cannot find these anywhere. …
  • Why not an atomic transaction between the two chains? February 8, 2018
    @Multichain: Would this also accomplish what hes trying to do?
  • Multisignature Concept February 8, 2018
    Hi, Is there any possibility to make changes in multisignature which has already created.. for example i have created a 3-of-3 multisignature, can i modify it as 2-of-3 multisignature in future.
  • multi signatures February 8, 2018
    Hi, Is their any possibility to create multi signature for existing asset.
  • explorer often no response February 8, 2018
    explorer run very well after install or reset, but often no response over a period of time. so i have to reinstall the explorer. anyone can help me, thanks?
  • Miner permissions. February 7, 2018
    If I grant mining permissions do other permissions have to be met in order to be a miner.  For example if I do not grant connect I do not think the node can ever mine. Are send,receive permissions nec …
  • Key pair. February 7, 2018
    If a wallet is not encrypted using walletpassphrase how and where are the key pairs stored? I believe its stored in the wallet.dat file but is the private key encrypted in this file or accessed as pla …
  • Ask for assets February 7, 2018
    Hi, it's me again. I have two Multichain nodes in my network, one of them has 'administrator' privileges (node 1) and the other it's a simple node with connect, send and receive pe …
  • error code -6:Internal error negative change amount February 7, 2018
    Hi guys, This is a simple config question.I Want be able to create N number of Assets with issue command, but how the best approach to config my blockchain to accept that ?All works fine, it's ju …
  • New node first connection event/callback? February 7, 2018
    Hello, I fell upon the infamous "No unspent outputs are available" when trying to publish to a stream without having received a previous transaction. I know one validated node on the network …
  • listunspent yields error in Windows February 7, 2018
    On a Windows 10 workstation "version" : "1.0.2",     "nodeversion" : 10002901,     "protocolversion" : 10009, …     c:\temp\multichain>multichain-cli MyCoi …
  • Use of native amount and how to issue it February 7, 2018
    I am a manufacture in supply chain and want to create/issue asset for me. I have to create 20000 shoes each costs 2000 indian rupees. When I run the below command , I get following errors:- chain2: is …