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7
votes
1answer
428 views

How to find the public key given only the seed?

If I have only the seed to an account, how can I find the public key?
7
votes
1answer
115 views

How to become a “Verified entity” on Stellar Dashboard?

A number of nodes appear as "verified entity" in the Featured live network nodes section on https://dashboard.stellar.org/. Who is verifying and what are the requirements to be listed as "verified"?
7
votes
1answer
251 views

Why is the memo hash different from the one I specify during tx building?

I'm converting IPFS multi hash to hex, and after throwing away its prefix I want to attach that hash to a stellar transaction (something like here). I build it this way: let transaction = new ...
7
votes
2answers
966 views

Is something like smart contracts possible in Stellar?

Is something like smart contracts possible in Stellar? And if yes, what programming languages could be used to write them?
7
votes
1answer
194 views

Testing Stellar for high volume of operations per second

I'm testing Stellar for a project where we want to be able to get ~4000 operations per second. Multiple sources ( including this question's answer: Scalability on Stellar network ) indicate that I ...
7
votes
4answers
429 views

Browsing Stellar's history archive

From what I understand, Stellar.org keeps the history of their core nodes here. I can click that URL and see an XML-formatted file list in my browser. Which is nice. However, to get a better feel ...
7
votes
2answers
110 views

What is the rationale behind locking up base_reserve?

In Stellar, you must hold a certain amount of XLMs in your account or else you can't perform transactions. What's the monetary rationale behind this requirement? It locks up money in accounts for no ...
7
votes
1answer
66 views

Is there a public queryable version of Stellar.db out there?

Do I need to host my own continuous instance of horizon pointed to a DB that I control in order to execute a query like: SELECT SUM(balance) FROM accounts WHERE inflationdest = {inflation_destination}...
7
votes
1answer
154 views

How can I determine when the last inflation was distributed?

So inflation gets run once a week according to the docs. My question is how can you tell when the last inflation was run, and subsequently when the next inflation is eligible to be generated. Also, ...
7
votes
1answer
80 views

Is it possible to forward transaction fee onto someone else?

I wonder if it is possible in Stellar to forward the transaction costs onto some other (willing) account (and still maintain its private seed). I could go into the rationale, but its really not ...
7
votes
1answer
318 views

Best way to test maximum possible TPS on private network?

I have setup a private network and want to do max possible TPS(Transactions per second). Hardware is not an issue, working with GCP and can use 160 core CPU and 4000GB RAM for my machine. A few ...
7
votes
4answers
341 views

Any way to encode useful information into the memo?

I was trying to figure out a way to encrypt a small payload in a transaction memo to anonymize the memo id without having to store anything on the server (like a memo -> user mapping). To achieve ...
7
votes
2answers
231 views

How to resolve node hanging when downloading history?

I'm basically following this tutorial https://galactictalk.org/d/20-setting-up-stellar-core-on-centos-7 but on ubuntu and my node is giving the following errors: Mar 26 18:14:45 stellar-node stellar-...
6
votes
1answer
621 views

Scalability on Stellar network

The Stellar network actually can proceed +/-1000 tps. The consensus protocol runs through xy servers. If mass adoption of cryptocurreny happens will the scalability issue more or less automatically be ...
6
votes
2answers
141 views

Reason for base fee change?

According to the documentation, the base reserve (0.5 XLM) and base fees (0.00001 XLM) are fixed, but over time they will likely be changed: The base reserve and base fee can change, but should not ...
6
votes
1answer
352 views

How do I install the Stellar app on my Ledger Nano S

I just received my Ledger Nano S and understand that it has support for Stellar. What is the procedure to install the app on this device?
6
votes
2answers
779 views

Do I recover my .5 lumens when changing trust to delete a trustline?

I wanted to hold and trade 5 assets. It will cost me 2.5 XLM in the min-reserve to create these trustlines alone. If I am done with 2 assets and now want to only hold 3, I can delete 2 trustlines. ...
6
votes
1answer
123 views

Benefit of overpaying fees

It is possible to specify an overpayment of network fees. For example, on the test network I paid 999 stroops instead of 100 for a single operation. Does this benefit the sender under any ...
6
votes
1answer
213 views

Is it possible to create Stellar Assets that are private?

I'm evaluating using the Stellar Network for a project and would like to know if it is possible to create and issue assets that are private, that is, assets that: Can only be issued to specific ...
6
votes
2answers
1k views

How can I generate the Secret Key from my Ledger Nano S 24 word passphrase (BIP39)?

There are tools like https://iancoleman.io/bip39/ and https://coinomi.com/recovery-phrase-tool.html that you can use to generate your Secret Key if you happen to lose your Ledger Nano S, but ...
6
votes
2answers
103 views

How is Stellar base reserve voted?

Stellar tweeted a couple days ago: Validators on the @StellarOrg network just voted to lower the base reserve to 0.5 #XLM which makes the cost of creating accounts and orders inexpensive again ...
6
votes
2answers
219 views

Trusting non-native asset distribution

If two non-issuing accounts, x and y, want to share an asset, must they trust the asset issuing account, a? Or can a trust line be created between x, y and a distribution account, b? My (current) ...
6
votes
2answers
86 views

How to add a rate of new token creation per year? [duplicate]

Is there a way to create a token with a fixed 2% annual rate of new token creation on Stellar ? Thanks How to create a token on the stellar network?
6
votes
2answers
388 views

Hardware/OS Requirements/Recommendations for running a Full Validator Node

What would be the recommended hardware specs for a dedicated Full Validator Node server? I read here (How big is the ledger?) that I can currently expect ~60GB disk space used by the core and ...
6
votes
1answer
136 views

How does the Stellar Network tell the difference between a newly issued token and a Lumen?

When issuing a new token (as part of an ICO or otherwise), how is this new token differentiated from a Lumen (or any other token) within the Stellar Network? For example, in the case of a new MOBI ...
6
votes
1answer
76 views

How would I make a transaction to buy a physical product using the Stellar Network?

My understanding of the SCP is that when a trade happens it must hold the same value across the network. If a transaction happens that is not a 1 to 1 exchange and is validated by a node it is ...
6
votes
1answer
126 views

Why is XLM considered to be the most liquid asset on the stellar network?

I sometimes encounter statements like "XLM is the most liquid asset on the stellar network" or "XLM has trading pairs with all other assets on the network", etc. Is there something in the protocol ...
6
votes
1answer
79 views

minTime must be >= maxTime ? Java SDK

I'm trying to add a simple time bounds with the Java SDK to settle a transaction happening at a certain time. Code used : Instant unlockDate = Instant.now().plusSeconds(60 * 2); TimeBounds ...
6
votes
1answer
172 views

aws architecture recommendations for stellar

Most of the documentation seems to be about running a single server. However, I'm wondering if it makes more sense to have a shared DB (e.g. RDS) and multiple application servers that use that. I'd ...
6
votes
2answers
307 views

Lost ledger data: what is the proper way to shutdown and restart a node?

I had to restart Docker Engine, and I stopped the services by attaching to the container and issuing ctrl+c. It was in the process of downloading ledger files, and I thought that it would pick up from ...
6
votes
1answer
449 views

Help - why can’t I synch stellar core?

I am using the latest packaged binaries for Ubuntu - and running Stellar core (not the quick start) - with a connection to a PostgreSQL database. Two questions - 1) How long does it typically take ...
6
votes
2answers
588 views

How can I create a real account using the stellar Horizon API?

I have been practicing with the test-net for a while and creating test accounts with the friendbot. Now I want to create a real account throught the API with the lumens that I already have. Is there ...
6
votes
1answer
123 views

Is there a speed difference between the SDKs?

The JavaScript Stellar SDK facilitates integration with the Stellar Horizon API server and submission of Stellar transactions, either on Node.js or in the browser. It has two main uses: querying ...
6
votes
1answer
48 views

What is the origin of an account's initial sequence number

According to the stellar docs Sequence number The current transaction sequence number of the account. This number starts equal to the ledger number at which the account was created This does ...
6
votes
1answer
26 views

Stellar Payments: Routing Algorithm

Where can I get information on the routing algorithm employed in Stellar ?
6
votes
3answers
235 views

What's networkPassphrase used for?

I'm confused. The Stellar docs said there are currently three network maintained: testnet, standalone, and public. To differentiate between them we have to change the network passphrase. I know that ...
6
votes
2answers
272 views

How to serialize, send over network, deserialize a transaction envelope for multiple signatures?

I'm trying to send over the network a base64 encoded string representing a partly signed envelope. I need to parse the string back to the original javascript object in order to add a new signature to ...
6
votes
1answer
188 views

How does using “channels” increase transaction volume?

Referencing this documentation page: https://www.stellar.org/developers/guides/channels.html. How does using a different source account to pay the transaction fee help increase your transaction ...
6
votes
2answers
203 views

How to determine sequence no for pre-authorised transaction with time bound validity without blocking other new possible transactions

If a pre-authorised transaction is created for time bound validity after 50 days and submitted to the network, does this mean another transaction before 50 days cannot happen as the sequence number ...
6
votes
1answer
117 views

How much extra balance is needed per DataEntry

The documentation for the Manage Data operation states that: An account can have an arbitrary amount of DataEntries attached to it. Each DataEntry increases the minimum balance needed to be held by ...
6
votes
1answer
58 views

Regarding Data Entry extensibility

Noticed this in stellar-core: /* DataEntry Data can be attached to accounts. */ struct DataEntry { AccountID accountID; // account this data belongs to string64 dataName; DataValue ...
6
votes
2answers
86 views

What would a transaction between two parties who unknowingly use XLM look like?

What would be the mechanisms or applications needed to make this happen?
6
votes
2answers
59 views

How do I add a custom PriceFeed from the SDEX exchange

On the getting-started page I see sdex listed as an out of the box exchange integration. Is that only used for buying/selling or is there a way to use sdex instead of Kraken to get token price info? ...
6
votes
1answer
137 views

What is a trigger ledger?

While my node is catching up with the rest of the nodes, I see this in stellar-core -c info: "status" : [ "Catching up: Waiting for trigger ledger: 20194405/20194433, ETA: 140s", "Publishing ...
6
votes
2answers
351 views

Horizon gives 504 after firing many transactions

I have three stellar-core instances and one Horizon server. The Horizon server is connected to the first of three nodes. All goes well for a while, until I start firing many, many transactions at ...
6
votes
1answer
181 views

How to listen to a third party account for stellar transactions from now?

I used paymentRequest.stream to start listen to events for a third party account. But it gets all events from the beginning if I don't provide a paging token. As it is a third party account, my ...
6
votes
1answer
279 views

How to sign TransactionEnvelope and post TransactionEnvelope to Horizon Server using Stellar Java SDK

I am implementing Stellar Smart Contract where in account has 2 signers. Goal is second signer can withdraw funds after certain date and if not withdrawn first signer can recover / transfer the funds. ...
6
votes
1answer
176 views

Does a Historical Traffic Chart for the Stellar Lumens Platform Exist?

I'm aware of https://dashboard.stellar.org/ to view live platform transactions, but I would like to access a historical growth chart. As new apps and tools get brought on board, and as more people ...
5
votes
2answers
842 views

Can you burn custom tokens on the Stellar network?

I'm curious if the Stellar network has the ability to "burn" or "freeze" custom tokens created on the network. The two use cases would be: Token is assigned to an account and should be frozen and ...
5
votes
3answers
293 views

How can I find my test transaction from Get Started Guide code on the Stellar TestNetwork?

I've been following along the 'Get Started' guide on the Stellar Developer's site and practicing with the Java code that is provided in the 'Transactions' chapter. When executing the sample code to ...

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