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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How to specify a message or tag within a transaction

I would like to create transaction using IotaWallet of wallet.rs containing a message or tag. Currently I perfectly create a transaction for Alice wallet, using: from iota_wallet import IotaWallet # ...
Raffaele Franco's user avatar
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How to send non value transaction, just simple indexation payload an integer or float data to same messageid everytime using iota_client in Python?

I am sending integer and float data to IOTA ledger at Chrysalis Devnet using iota_client Python library. Each time I send new subset of data or want to update the same data, client = iota_client....
K.Baig's user avatar
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OverflowError: out of range integral type conversion attempted in iota_client Python library

I am trying to send a list data to IOTA Ledger as follow client = iota_client.Client() message_temperature = client.message( index="Pasteur1_Tempdata", data=temp_list ) where my temp_list is ...
K.Baig's user avatar
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Send nft on the shimmer network

I can't find any docs about more details than. https://wiki.iota.org/shimmer/iota.rs/how_tos/build_nft_output/#expected-output I was looking for something like this: https://explorer.shimmer.network/...
melody's user avatar
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Send NativeToken

I'm messing around with a little android-app and managed to create an account, request faucet-tokens and mint a nativetoken. However when I send the token, it seems to never reach the destination ...
z3p's user avatar
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persisting UTXO metadata

thanks to this topic, I understand that I have to take in consideration Shimmer -and not the actual IOTA mainnet- in order to store data inside transactions permanently. My concern is about ...
keuzzolo's user avatar
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1 answer
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Error 500 from shimmer testnet when adding sender feature to a basic output

I am trying to send a full block with a transaction payload to the Shimmer Testnet through this endpoint. The payload has a transaction essence with one UTXO Input and creates a Basic Output. The ...
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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 ...
user5291's user avatar
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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.
Matteo D'Onofrio's user avatar
1 vote
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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 ...
user5291's user avatar
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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 ...
Akhil Kintali's user avatar
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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 ...
Majd TL's user avatar
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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 ...
user5291's user avatar
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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 ...
user5291's user avatar
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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 ...
MHT's user avatar
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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 ...
tristanc's user avatar
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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. ...
Arkadiusz Pęk's user avatar
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1 answer
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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 ...
emDave's user avatar
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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 ...
ezio's user avatar
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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 ...
Nathan Hammond's user avatar
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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 ...
bot bit's user avatar
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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 ...
Sarthak123's user avatar
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2 answers
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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 ...
user4814's user avatar
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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/...
degr8sid's user avatar
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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: ...
UserK's user avatar
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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 ...
UserK's user avatar
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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 ...
gkd720's user avatar
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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 ...
Portal2Mtr's user avatar
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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/...
Istabraq Mahmood's user avatar
1 vote
2 answers
77 views

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 ...
Muhammad Bilal's user avatar
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108 views

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 ...
Ruben's user avatar
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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?
Michael Paul's user avatar
1 vote
1 answer
39 views

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, ...
matt's user avatar
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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?
Kerry Macleod's user avatar
1 vote
1 answer
50 views

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?
Rexcirus's user avatar
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3 votes
2 answers
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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 ...
userven's user avatar
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2 votes
2 answers
139 views

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 ...
MHT's user avatar
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1 vote
1 answer
39 views

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 ...
Alexej Gerstmaier's user avatar
2 votes
1 answer
45 views

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 ...
John Shearing's user avatar
1 vote
2 answers
122 views

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 ...
Robbe Verijke's user avatar
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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). ...
Questioner's user avatar
1 vote
0 answers
273 views

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 ...
Alexander Sacco's user avatar
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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.
alle.manfredi's user avatar
1 vote
1 answer
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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 ...
Jaime's user avatar
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4 votes
1 answer
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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 ...
solaire's user avatar
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1 answer
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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 ...
3Chicken's user avatar
2 votes
2 answers
96 views

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 ...
Casey Yeow's user avatar
4 votes
1 answer
73 views

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 ...
mike's user avatar
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3 votes
1 answer
87 views

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)?
mike's user avatar
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4 votes
1 answer
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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....
mike's user avatar
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