Questions tagged [token]

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How can I check the origin of a Token?

A smart contract minted a Token and send it to my wallet, after a time has passed how can I check if that smart-contract in specific did mint the token?
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How To Get Transaction Royalityies on Fungable Tokens

I want to make a fungible token (FT) that has a royalty attached (N%). The problem is UTxOs are purely passive so how can I get my N% of the transaction value on P2P transactions using code is law. To ...
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How to Look Up a Token Policy ID from The Smart Contract Validator

I have attached a token to the datum and sent it to the smart contract, now I need the validator to check that the token has a certain policy ID before it allows the contract to proceed. How do I do ...
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How to Send A Token to an Smart Contract Alongside a Datum?

I asked another question (How to Make Sure A Contract Is Signed By a Certain Party?) and got the answer I expected. It raised the secondary Question of how to send a token with a datum to a smart ...
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Using `curSymbol` function in Validator script

supposed I have a mintingpolicy script (simple one time minting policy, parameterizing TxOutRef) and a validator script. I want to validate if the token with correct CurrencySymbol is spent in a ...
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Can a json files keys and values be a prerequisite for a minting policy?

I was wondering if a policy script can mint CNT-20 tokens with a metadata.json TX. Can Scripts take the JSONs keys and values as an added prerequisite before minting? I know Plutus can be used too ...
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What specifications should be used when creating a native token logo?

What specifications should be used when creating a native token logo (e.g. dpi, pixel dimensions, size, etc.)
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2 answers
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How to create a Cardano private network

I need help with a project proposal, but I think this topic could be interesting for many developers and architects. Does somebody know how to start to build a private Cardano network or where I can ...
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2 answers
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Is there a way to validate a policy Id,and to check if a string is an actual policy id?

im trying to build something in cardano, and i want to check if policy id provided by the user is an actual policyid? after research i found that blake2b_224 is used for hashing the policy id,is there ...
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2 votes
1 answer
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Automatically "taxing" native token transactions

To fund the "commons" for some community with some token T, it might make sense to "tax" transactions within this community, similarly to how a gas fee funds the operations of the ...
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2 votes
3 answers
63 views

Error Reading metadata while trying to mint token

I am trying to mint the token using this command. to testnet. cardano-cli transaction build-raw \ > --fee 188865 \ > --tx-in 540f0a1e27b64da69059d8b5ff22c542a53d31d5f01fedc6a0094879efb7152d#0 \ &...
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How to mint a token on testnet?

Now I am experimenting to mint a token on cardano testnet I have installed the followings like deadalus wallet for testnet and cli tools as well.Then I recived ada from the testnet to the testnet ...
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I have downloaded deadlus wallet from the testnet and now what? [closed]

I have downloaded deadalus wallet for testing with Ada from this link: https://testnets.cardano.org/en/testnets/cardano/get-started/wallet/ I couldn't find a link which helps me to figure out how to ...
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2 answers
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What is the transaction fees for the native tokens in ADA? can i design a wallet exclusively for my own token which is in cardano block chain?

I am looking forward to build tokens in ADA block chain. I have some questions about the transaction fee in at this network such as do I need to sent ADA along with the tokens in order to make the ...
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1 answer
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How to start building native tokens on ADA block chain

I saw this blog post from IOHK about building native tokens on ada network. In this particular post apart from command lines a web interface is being discussed but I can find a valid link on that ...
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build transaction without giving fee, is it possible? --change-address

i have seen in forum.cardano someone giving the parameter --change-address and explaing that we dont have to calculate the fee. does anyone can verify this for mainnet and this current moment, if that ...
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script for automation sending tokens [closed]

i just finished my first script and would love to share some ideas and also to listen your opinion for additional development. how the script works and what it does create Log file :) while (looping) ...
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1 answer
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What is the fastest way of getting PolicyId from an Asset Fingerprint?

Is it possible to retrieve the policyId from an 'asset fingerprint' without any api request to an external source?
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2 answers
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What documentation works with handling utxos at the Plutus Script?

I am trying to make a Plutus smart contract which takes tokens locked to the contract and then on endpoint call (purchase) sends 1 to the caller and then the rest back to the contract. I cant find a ...
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3 votes
3 answers
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send token / asset by cardano-CLI

i am looking so long, but till now didnt find a complete answer about : how to send a token / asset from cardano-cli. can you please help me to go in details about build the transaction from the CLI ? ...
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1 vote
2 answers
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Are negative values valid quantities in native assets?

In Cardano's Alonzo CDDL (Concise Data Definition Language) specification, it seems that the value of an asset could be negative. Is it correct? If the above assumption is correct, I am wondering how ...
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If metadata can be changed, how can the uniqueness of an NFT can be guaranteed?

Let's say, there's manufacturer that produces luxury watches, and he uses Cardano NFTs to track their authenticity. He embeds unique serial number of a watch into metadata of NFT. One watch - one NFT,...
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Is the Cardano Token Registry on Github abandoned/problematic?

Pretty much what the title says, take a look: https://github.com/cardano-foundation/cardano-token-registry There's pull requests 10s of days old, The CI system is failing checks everywhere on ...
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How to be approved or reviewed on cardano-token-registry?

I made a pull request on cardano-token-registry but after days it's still blocked. How to ask for a review or some type of approval? My request is #1030 Andrea
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1 vote
3 answers
433 views

Is there any way to mint/airdrop tokens and NFTs to members/users without sending them ADA

I have a game I would like to integrate with the Cardano blockchain and I want a good way to airdrop tokens and NFTs to the users for that game. The ways I have been able to find are: Mint directly ...
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2 answers
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cardano-cli transaction build-raw error

I've minted 1,000,000,000,000,000 SLIME coin following this guide https://developers.cardano.org/docs/native-tokens/minting/#prerequisites but I'm getting an error at the "Sending tokens to a ...
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Mint tokens using plutus scripts with the serialization lib

As I understand, in order to mint a token with the serialization-lib, you must use the function set_mint_scripts, providing a NativeScripts object. This collection of NativeScript objects should ...
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How are airdrops sent to token holders when NFTs do not belong to contracts?

Since NFTs on Cardano do not belong to a contract, how can token holders be rewarded with an airdrop? Do they need to request it themselves by showing proof of ownership?
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1 answer
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cardano-cli transaction submit example with native assets

I'm having trouble using the cardano-cli to send one tx. I have one address with 9 ADA and 10,000,000 each of two tokens with the same minting policy and I want to send 5,000,000 ADA of each token to ...
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How to send a native token using the cardano-cli?

What are the steps required to build and send a transaction meant to send for example 10,000 tokens to some given address?
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2 votes
2 answers
457 views

Cardano CLI - Error submitting transaction for minting a token

I am trying to create a token and I've been following the instructions for here: https://developers.cardano.org/docs/native-tokens/minting/#minting-native-assets This is on testnet. Here is some info: ...
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3 votes
2 answers
159 views

How to burn Cardano token after the 'invalid after' passes?

My token policy script is: all: [ { invalidAfter: 40951072 }, { pubKey: "36ed345d252a242ad67072db79e5736866fa58ebe3fd782739208ef6" }...
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5 votes
1 answer
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How would one go about Gating content through ownership of an NFT?

The question is the title, I want to gate access to a URL based on the presence of a specific token in their wallet. I assume this would be done through a wallet browser plugin? I've heard that this ...
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2 votes
1 answer
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Extracting metadata info of cardano tokens

I am currently working with cardano-db-sync and I am doing research to extract the metadata of all the native tokens. I found out the policy id and asset name can be extracted from cardano-db-sync but ...
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2 votes
3 answers
513 views

Difference between staked and delegated tokens?

I'd like to clarify my understanding of staked and delegated tokens. Cardano website says: Ada held on the Cardano network represents a stake in the network, with the size of the stake proportional ...
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3 votes
2 answers
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Is ada an asset, token, both, neither?

According to the docs, ADA is an asset and a token, but they also indicate that tokens are on-chain versions of some off-chain asset. They also compare ADA and tokens in ways to imply that they are ...
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5 votes
1 answer
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Block Producer vs Relay Node setup

Can only Pool operators run Producer nodes? What is the difference between the producer and relay from a setup point and where to get the specifics for each on installing? Being new it's hard to know ...
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3 votes
1 answer
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Issues with oracle concurrency

I'm sort of running into an issue with the oracle described in the PPP. It looks like there is race between the oracle to update the exchange rate and the users to use the exchange rate in a swap. We ...
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1 vote
0 answers
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I exchanged for AGIX tokens on my Trezor One but cannot access them. Any ideas on how to get them? [closed]

It shows on my Trezor One that my AGIX tokens were rexeived but my Etherium account shows nothing there. Do I need another wallet to sync with my Trezor in order to access these tokens. I would like ...
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5 votes
1 answer
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Change minted tokens recepient

I am trying to create a dApp in which "accounts" are authenticated using a minting policy script. It should work by only allowing the minting of tokens if they are sent to an arbitrary ...
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5 votes
2 answers
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Can you write dapps in C based languages?

Are there any good YouTube videos that are walk-through style for using a C-based language to write smart contracts, issue tokens and create NFTs?
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4 votes
2 answers
162 views

Is on-chain voting limited to just the Cardano treasury?

I have an idea for a native asset where txn fees are sent to a treasury and token holders can vote on how to spend those funds. Exactly like how Cardano currently works, but for a different purpose (...
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5 votes
1 answer
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Create a Native token for voting & burn afterwards

I am looking to issue voting Tokens. The basic idea is that I will send something like 100 tokens to 10 people. Then there will be three wallets that act as ballot box. In order to incentivise the ...
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3 votes
0 answers
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Is there a way to calculate the intrinsic value of the ADA token? [closed]

I've been trying to wrap my mind around this problem. How would one be able to semi-accurately (I know it's impossible to accurately do this) find the intrinsic value of a crypto asset. The only thing ...
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1 vote
2 answers
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Will ERC-20 converter support the legacy ERC-20 token itself?

I recently learned that Cardano is about to launch the Erc20 tokens swapping functionalities. This makes me really happy for multiple reasons since ETH had disappointed me in many aspects over the ...
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7 votes
1 answer
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ERC-20 converter - How will it be possible for someone holding AGI tokens on an exchange to know whether they have ERC-20 AGI or Cardano Native AGI?

When ERC-20 tokens are are converted from Ethereum to Cardano, is it incumbent on the token holder to know that which wallet they can be deposited into? What happens if say someone holding Eth native ...
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4 votes
2 answers
253 views

How do I calculate the fingerprint of an asset?

If I have an asset with policy id: 2697bec9e609932eaaaafb34c8e1ea706549d268166ef60285026b85 asset name: redomgrun How do I calculate the fingerprint asset107k0vzcplp8rjc3d2y8cew6z2gdhvnqru2uluu?
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6 votes
4 answers
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Will there be token burn at any point in time in future? [closed]

Will there be token burn at any point in time in future ?
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9 votes
1 answer
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Hardcoding currency symbol and token name in validator script

I want to be able to make calls to my custom native token module inside the validator script as I do with the Ada.hs module, but if I try I get a "E042:Error: Unsupported feature: Type ...
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13 votes
1 answer
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Native Token Names: How may I prevent other Projects from using my Project's Cardano Native Token Ticker/Name (fungible) on any blockchain network?

I am starting a new blockchain project. I think I want to deploy the project on Cardano. When I select a fungible Token Name for my Native Token on Cardano, how do I prevent another project from ...
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