Questions tagged [transaction]

The term "transaction" is used in IoTA to refer to the signed data package that stores a message to be sent from an externally owned account.

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What determines the time a message is included in the IOTA Tangle?

I have a Hornet node connected to the IOTA network. In turn, from my own node I'm sending different messages over the Streams protocol. The propagation times I get give me no clue about why some ...
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Transactions vs Messages

I'm reading the IOTA documentation, but I'm still having a doubt: is the Tangle a graph where each vertex is a transaction or is each vertex a message? Thanks.
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Sending big payload in multiple messages

From this question, I would like to know if there is an updated method to send big payload within the current IOTA network (chrysalis 1.5). From the docs: Because messages in IOTA are not allowed to ...
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IOTA transaction issue

I am new in IOTA coin transfer, how long can it takes? I made a transaction almost 3h 30mn ago and it did not figure in the explorer. Can anyone help me please? Thank you indeed,
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How to send a transaction in private tangle Hornet of IOTA?

I have deployed an IOTA tangle network on Hornet and it is running successfully on http://localhost:8081/. How do I send a transaction to it? Are there any steps or could you please share any ...
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double spend script is not working!

I'm running a private tangle network (GoShimmer 1.7.2) using Docker https://goshimmer.docs.iota.org/tooling/docker_private_network.html I want to try a double spend. there is a script to do that in ...
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2 votes
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Unknown value in milestone payload

I'm exploring the following milestone message. And I'm using the following RFC: 0019-RFC From the message, I've identified almost every element, but there is one that is not referenced in the ...
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3 votes
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Values in message structure do not match RFC message structure

I'm trying to understand what is the structure of the messages in IOTA. I used scylla to download some messages and now I don't see that the structure from the message matchs with the current one ...
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1 vote
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What is the state tracking approach in IOTA IRI?

It is important to keep track of the state, e.g., in order to perform verification of transactions. While it is possible to reconstruct the most updated state by starting from the initial state and ...
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about data transactions

A question , Friends. Do data transactions need the milestones of the coordinator for the nodes to validate them, just like value transactions? If the coordinator stopped , could data transactions be ...
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Iota Light Wallet 2.5.7 Connection Refused

I am not able to get into my Iota account using Iota Light Wallet 2.5.7. I always get a Connection Refused error. The only responding node is the following but always get the Connection Refused error. ...
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iota.c lib sending transaction returns cclient_res_error with status 400

I am currently having troubles with some example code I found on github regarding the iota.c library (example code in README file). However I am not able to send a valid transaction using ...
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6 votes
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how is consensus achieved in simple terms?

im desperate to understand,i seriously tried im new to iota but it is quite hard to understand how consensus is achieved in iota, and what is the transaction structure ? i also don't understand what ...
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Unable to read transaction from the Tangle

While following the IOTA JavaScript guide, I changed the example node to a main net node - https://nodes.thetangle.org:443 and received the following error message below. How do I get messages from ...
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I found that my iota tokens are stolen

After logging into my trinity_wallet after a long time (several monthes), I found a zero balance and lastest transaction which was not mine. After correspondence with a team member, it became clear ...
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Tangle : Algorithm to determine if a transaction is valid or not

A node needs to verify that all transaction that it receives are valid before adding it to its local copy of tangle. For this we would need an algorithm which given the cone of this transaction would ...
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Circumventing spending by sending previous transaction using same input

I will give a scenario because my problem might be confusing if explained otherwise. Let's say a customer is checking out at a store using IOTA. Before the customer proceeds to checkout they send a ...
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Connection to private node (one command tangle) refused

I have created a one command tangle from this link: https://docs.iota.org/docs/utils/0.1/community/one-command-tangle/overview And using API given here: https://docs.iota.org/docs/node-software/0.1/...
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Problem retrieving the content of zero value transactions from the testnet

I am sending two zero value transactions to a specific address on the testnet. The content is shown below: This is the address I am sending it to: ...
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2 votes
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How long do Zero Value Transactions last?

Let s say we have some critical information stored as Zero Value transactions on the Tangle. How long does it last? Which robust approaches do you recommend to keep a copy of those transactions? I ...
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Client libraries available for Flutter/Dart?

Probably not typically needed for an IoT device, but a general app that uses the Iota ledger might be on a mobile device, and the Flutter framework seems pretty handy (I like how it can output iOS and ...
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3 votes
1 answer
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What is the minimum amount of transactions required to approve a new transaction?

The official IOTA FAQ mentions how Bitcoin needs roughly 6 blocks to verify a new transaction. What is the equivalent rough estimate for IOTA in order to verify a single new transaction? How big of a ...
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What is the difference between IRI-Playbook and IRI full node (Private tangle)?

I know there is three type of full node: 1- mainnet 2- devnet 3- testnet I wand to build private IoTA network with full control. So, I have found tutorial for private tangle: https://docs.iota.org/...
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Sending data as input in IOTA

I am Muhammad, working with my way to use IOTA to fetch data from IDS/IPS. IOTA uses 2 transactions as input if I am not wrong. I want to send data of IDS to IOTA. I am using Grafana and mysql to ...
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How is IOTA´s transaction hash determined?

Ive been looking through documentation and articles but couldnt really find anything about it. I assume its the hash of all concatenated attributes? I am not talking about the bundle hash. And a ...
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Are messages sent with transactions in Trinity public?

Can anyone see what the message was that I sent today to PEUTKRIYWYRJFLEPZWHKEDLSXZEDOFJKBDODKVTDKMP9C9UGGNVXWYJEWNYDWHVCUVGQHRFJPTRKANMBCYLTLUTEOY along with 1 Gi? If yes, how?
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How to return Tx Hash when sending transaction

I see using sendTrytes you would get an bundle, but can I get hash from the bundle and return to me? const transfers = [ { value: 0, address: address, ...
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What is the correct way to write "Hello, World!" to the tangle?

How would a simple program look like, that, when run, writes the message Hello World to the tangle?
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Tangle explorer transaction value

What does the "value" field of the tangle explorer indicates? The linked transaction reports a value of 1+ B USD. What is this value referring to?
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how to trace the iota tip from the milestone transaction when there is no reference to the future transactions

As written in multiple forums, IoTA tips are chosen using the random walk method starting at the milestone transaction. The milestone transaction will have the reference to the old transactions. Tip ...
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What is the propagation time in IOTA?

For Bitcoin we have the following information about the propagation time from here: 12.6 seconds is the time it takes for a new block to propagate to 95% of nodes. Is there any observation on how ...
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How can I make my Bluetooth enabled IOT device sign a transaction so that POW and everything else can be done by another device?

Is there some kind of IOTA C library just for signing transactions? The IOT device in question does not have Wifi and is too weak computationally to do POW. I want the device itself sign the tx so ...
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Does Broadcasting a Bundle on Both MainNet and TestNet Facilitate Brute Forcing the Seed?

I have made an open source airgapped device for signing bundles offline. A main purpose is to address the possiblity that the components we use to make our devices are already compromised before ...
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How many confirmations are required for funds to be received?

If I am not mistaken no single block in the public tangle is ever fully confirmed. What exactly determines the treshhold when funds are actually received, making the transaction relatively ...
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IOTA and LoraWAN: Proof of Concept of storing data in the Tangle

I found an article here :(Link to the article) entitled "LoraWAN and IOTA: Proof of Concept of storing data in real time in the Tangle" , written by Harm van den Brink (IOTA foundation member). ...
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Integrating IOTA into UNITY

I'm trying to integrate IOTA into the Unity game engine although whenever I try running the code I get "Insufficient value submitted" I have made sure that my seed is accurate and that I have enough ...
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How to understand if a transfer is an ingoing or an outgoing one by calling getAccountData?

I'd like to know how I can check if a transfer is an ingoing or an outgoing one, and know the respective sent/received amount by calling getAccountData from the Iota JavaScript library.
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Use of addresses

When you want to do several transactions how do you update the people transacting with you of your new address? In the case of machines transacting with each other how will the machines know the ...
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Does IOTA have block finality (at the moment)?

As the title says i am interested in the block finality of IOTA. In the long run there seems to be no instant block finality in IOTA because it is only considered confirmed as some number of tips are ...
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Which feature/s will avoids SPAM or massive invalid transactions in a IOTA network?

Watching IOTA presentation there is a thing that is still unclear for me: Knowing that IOTA involves PoW but a much lighter one (in order to achieve thousands of transactions per second, but also ...
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physical clock or logical clock for timestamping

Timestamps in Tangle are already mandatory and must have a value in a certain range, which seems to be between the last snapshot time (epoch 1517180400, which is GMT: Sunday, January 28, 2018 11:00:00 ...
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Sort transactions in temporal order

I want to sort transactions, within a specific tag, in temporal order. In the docs it says: timestamp : Int timestamp of the transaction. It is important to know that timestamps in IOTA are not ...
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Adress reuse with zero value transactions

If I send multiple zero value transactions from address A, containing several messages to broker a deal, is it safe to (re)use that address later on for a payment (to settle the deal)?
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Finalizing bundle fails

Finalizing the bundle fails, because the ICurl instance (jota.pow.Kerl) can't absorb due to the supplied trits not having the required length. Exception in thread "main" java.lang....
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How do I decode the value (eg. 10i) in the signatureMessageFragment?

{'findTransactionsObjects': {'trytes': [TryteString(b'...
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Is there any way to tell if a transaction was produced by a multi-signature process?

IOTA has multisig as a way for the transaction to be signed by more than device before being sent. Is there any way to tell if a transaction was produced by a multi-signature process?
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Permanent storage of transaction Tag and signatureMessageFragment? [duplicate]

I am not able to find a clear answer. I would like to ask whether the Transaction Tag and signatureMessageFragment for Non-0 transactions are purged during each snapshot, or not? If either of them is ...
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Immutability in IOTA: How to be sure a transaction is not "removable" from Tangle?

In Bitcoin and Ethereum, the longest chain with the most proof-of-work (POW) invested in it is accepted as the true chain and used to determine balances and history on the network. Because of this, ...
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Pertaining to the required sequence, how can the requested transaction hash be the same as the received transaction hash?

In the IRI Node class, this code segment checks to see if the requested transaction hash is the same as the received transaction hash: https://github.com/iotaledger/iri/blob/dev/src/main/java/com/...
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3 votes
1 answer
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What has been the growth rate of tangle confirmation rate until today?

I am curious to understand how the tangle has improved in terms of confirmation rate since its inception. Are there any statistics which show this? A positive growth is definitely a good sign. And if ...
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