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1answer
54 views

How to use “iota.lib.js.powsrvio” via a small device supports LoraWAN?

If we want PoW is not performed in the device (in particular for low energy devices) we can use iota.lib.js.powsrvio. How to use powsrv.io? And what are prerequirements ? (Assume we want to use it in ...
3
votes
1answer
183 views

How to install IOTA in a small device supports LoraWAN?

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". The thing is not clear to me is that if IOTA has been ...
2
votes
1answer
118 views

Transaction is inconsistent. Reason: tails are not consistent

i'm trying to promote a transaction by using the following code const spamTransfer = [{address: '9'.repeat(81), value: 0, message: '', tag: ''}] iota.promoteTransaction(hash, 10, 9, spamTransfer, {...
0
votes
1answer
94 views

toTrytes() does not work

I'm always getting this error without understanding why. TypeError: Cannot read property 'toTrytes' of undefined Code: // Require the use of IOTA library const Iota = require('@iota/core') // ...
2
votes
2answers
175 views

ZeroMQ subscription to address not working

is any of you able to subscribe to ZeroMQ with address as a topic? According to the documentation this should be possible by putting the public address as a topic in socket.subscribe(). I have no ...
0
votes
1answer
86 views

Relativity of simultaneity in observing the best confirmed double-spend in a COO-less Tangle

How is the 'Relativity of simultaneity' in observing the best confirmed double-spend in a COO-less Tangle resolved? For example, in answering this question, it was answered that the double-spend "...
0
votes
0answers
38 views

getAccountData returns undefined

it is a few days ago that getAccountData has stopped returning value (returns always undefined). Does any of you know why? This is the code: iota.getAccountData(seed, {start: 0,security: 2}) ...
0
votes
0answers
258 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 ...
1
vote
2answers
93 views

How can the transactions in the Tangle be ordered temporally?

I do not understand how the IOTA Tangle DAG indicates by its structure the temporal order when two spends are on separate, independent, branches. It is possible that two transactions occur and are ...
2
votes
2answers
70 views

Is there a way to access a list of all bundles?

Is there a way to iterate through all bundles in a block explorer, or is there a way to get access to a list of all bundles?
2
votes
1answer
115 views

When will the 1,048,577th Milestone happen using the current issuance schedule?

The Coordinator can sign 1,048,576 Milestones before it runs out of new keys and has to resort to key reuse. At that point there would be a serious security vulnerability in the system due to address ...
3
votes
1answer
113 views

Without Coordinator issued Milestones, how will a post-COO node know if it is in sync?

At the moment, a node can be defined as 'sync' with the network based on the last solid subtangle Milestone. Without the Coordinator issued Milestones, how will a post-COO node know if it is in sync? ...
1
vote
1answer
64 views

How does Trinity know if an address is being reused on a fresh install AND a new Snapshot?

If a user reuses an address, then the funds might be in jeaporady. Given that, at the moment, the Trinity wallet knows that the user has an active address from the snapshot, and from any recorded ...
3
votes
1answer
187 views

Tip selections and acceptance

If I select any two tips randomly, without a full knowledge of the tangle, will it change the probability that my transaction will be selected by other transactions?
2
votes
1answer
53 views

IOTA and Tangle relation

I used to think that IOTA is the cryptocurrency which uses the Tangle Direct Acyclic Graph. But today I spend some time on the IOTA official and there is no single appearance of the word "...
0
votes
1answer
150 views

Is the IOTA Coordinator and Milestones similar to Bitcoin checkpoints?

A comment was posted in the internet that the Coordinator doesn't make IOTA any more centralised than Bitcoin because Bitcoin has checkpoints. Someone even said, The purpose of the checkpoints ...
1
vote
0answers
171 views

How are random walk entry transactions chosen in a coo-free tangle?

With the coordinator, the MCMC random walk tip selection algorithm starts with a milestone as its entry transaction. Without the coordinator, there are no milestones. How is the entry transaction for ...
0
votes
0answers
36 views

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.
1
vote
1answer
102 views

IOTA network actual usage

My understanding is that IOTA is mostly useful to communicate data rather than to store data, given that the network undergoes periodic transaction pruning (snapshots). Is this correct? If so, is ...
2
votes
3answers
1k views

Where did the Wikipedia page for IOTA go?

I can't find the Wikipedia page for IOTA. I thought there used to be one. What happened to it? Did it get deleted? Why? Is there a place where more information on this can be found?
2
votes
1answer
368 views

Real incentives for running a full node?

IOTA requires a widespread global network consisting of a large number of nodes in order to function properly. Someone has to pay for the nodes that require bandwidth, memory and disk space. They are ...
2
votes
1answer
150 views

Sybil attack with IOTA?

The solutions to attacks proposed by IOTA white paper seems unclear, in particular, in case of double-spending, it remains unclear what stops a computationally powerful adversary from conducting a ...
0
votes
1answer
189 views

Incentives to Run a Full Node

Is there any incentive to run a full node in IOTA? If not, what makes people to run full nodes and how they keep them running if there are no economical returns out of it?
1
vote
1answer
51 views

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 ...
4
votes
1answer
142 views

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 ...
0
votes
1answer
98 views

List of tutorials and sources to start developing on IOTA [closed]

I am looking for documentation about IOTA and development tools. Also if you know examples of real-life applications (industrial and commercial) it would be appreciated. I am interested mainly in ...
0
votes
1answer
112 views

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 ...
3
votes
1answer
45 views

findTransactionObjects returning an empty array when searching for a valid bundle hash

I'm doing this, which returns an empty array: const iota = new IOTA({ provider: 'http://node05.iotatoken.nl:16265' }); iota.api.getNodeInfo(function(error, success) { if (error) { ...
2
votes
1answer
235 views

How is the Gossip Protocol, which is used by IOTA, classified?

Wikipedia says: It is useful to distinguish three prevailing styles of gossip protocol: Dissemination protocols (or rumor-mongering protocols). Event dissemination protocols ...
1
vote
0answers
108 views

Trinity wallet - Keychain error on MacOS

When I am setting up a password for iota wallet I get the following error: Cannot access keychain required for secure storage. I am on the latest version of Trinity v0.4.0 and using macOS Mojave. Do ...
2
votes
2answers
91 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 ...
2
votes
2answers
66 views

How many bytes do I need to store an IOTA seed?

IOTA seeds consist of 81 trytes. Assuming a balanced trinary system, the tryte domain is $[-1, 0, 1]$. The maximum decimal number of a single tryte is 13, because $1\cdot3^0 + 1\cdot3^1 + 1 \cdot 3^2 =...
3
votes
0answers
94 views

Is MAM encrypted message has perfect secrecy?

Here I am referring to MAM in restricted mode, where side key is used to encrypt the message. One time pad is known for perfect secrecy. Since MAM uses the one-time pad, is MAM encrypted message has ...
2
votes
0answers
26 views

what happen if we are in an untrusted network [closed]

I am discovering Iota and I am trying to find out if I it can be applied to securely send command between iot device, being 100% sure the command has been received. My concern is about the network, ...
3
votes
0answers
53 views

How will you know if your node is synced post Coordinator removal? [closed]

Currently node sync status is determined by milestones which are issued by the coordinator. Once autosnapshots, and removal of the coordinator occurs, how will we know if the node is in sync with the ...
4
votes
1answer
75 views

impact of a single double-spend to the network

I just start looking at iota, the general tangle without Coordinator. I am reading the this presentation about the consensus mechanism, where I'm confused about the impact of a single double-spend to ...
1
vote
0answers
66 views

What does the new parameter 'reference' do in sendTrytes?

PR #112 added a second parameter, namely String reference, to GetTransactionsToApproveResponse. This parameter can also be set in sendTrytes. The Javadoc there says Hash of transaction to start ...
1
vote
0answers
490 views

how to resolve “throw new ERR_INVALID_CALLBACK()”?

i'm facing following error while running command mvn clean compile : fs.js:137 throw new ERR_INVALID_CALLBACK(); ^ TypeError [ERR_INVALID_CALLBACK]: Callback must be a function at ...
1
vote
1answer
41 views

Is it able to fetch transactions from previous snapshot via api?

With current global snapshot feature, transaction data would be wiped out and only addresses with balances would remain. I know we can search these data from some DB archives. But are we able to fetch ...
1
vote
1answer
73 views

What is the Pearldiver? [closed]

I've frequently heard the term "Pearldiver" around Iota. What exactly is it and what does it do?
3
votes
2answers
143 views

Mass pending transactions - Can be done without seed/private key? [closed]

Please see the following address and tag: https://thetangle.org/tag/9999999STOLEN9IOTAS9HELP9US https://thetangle.org/address/...
1
vote
0answers
27 views

with local snapshotting what is minimum amount of hd space you need?

i was thinking maybe a wallet like trinity can be node too which just downloads 100mb (or whatever the minimum amount is) this way we could add thousands of nodes to the network without effort like ...
4
votes
1answer
62 views

Given a tail transaction hash, can it returns multiple bundles by calling `get_bundles`?

According to pyota library, it states that get_bundles() may return multiple bundles with a specific transaction hash. But even we replay/reattach the bundle, its transactions' hash will change. I ...
2
votes
1answer
73 views

Converting bytes to trites using IOTA libraries

Most IOTA libraries (at least C#, and Java) have a Converter, that has a getTrits method. public static void GetTrits( sbyte[] bytes, int[] trits ) It has two arrays as parameters. The input,...
2
votes
1answer
48 views

Raspberry Pi3 light node initialization error

I'would like to set up iri on a Raspberry Pi3 but when i try to build i receive the following error. java.lang.NoClassDefFoundError: Could not initialize class org.rocksdb.RocksDB
1
vote
0answers
252 views

Cant log in with trinity wallet deskop on Win 10 64bit

So I generated a new Seed and now i would like to log in, but whenever I enter my password I get following error: Node returned an error while fetching your account information, change node Whenever I ...
3
votes
1answer
53 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 ...
3
votes
1answer
77 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)?
2
votes
0answers
61 views

Cannot start IOTA HUB

When running iota rpc hub, I am met with the fatal error E0906 15:37:44.322824 11458 beast.cc:65] [json.exception.parse_error.101] parse error at 1: syntax error - invalid literal; last read: '<' ...
6
votes
2answers
237 views

Possibility of installing IOTA on a micro-controller?

Is it possible to install the IOTA library on a micro-controller such as ESP (ESP8266)? Such that it can write in the Tangle by sending a transaction?

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