All Questions
Tagged with plutus smart-contract
145
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Is there a way to see which Plutus code is deployed on a specific script address?
On Ethereum, for example, there is a way to see the Solidity code that is deployed in a specific address (as long as the code gets verified).
Is there a way to achieve this same behaviour in Cardano?
- 1,085
1
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1
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54
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Is possible to create a cNFT that depends on 'proof of ownership' in order to be own by a wallet?
I'm thinking on a way to create a cNFT that requires 'proof of ownership' to be minted and own by a wallet, by proof of ownership I refer to something the receipt owns and can pass to others or loss, ...
- 113
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20
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Where Do I Go To Find All The ScriptContexts Feilds and Functions?
Hi im getting lost in the documentation, I have found some things I was looking for but am failing to find the info and functions for script contents. Im using this link https://playground.plutus....
- 952
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2
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82
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How to get transaction info of a public key hash in a plutus smart contract?
Given a PubKeyHash (pkh) how can I get the history of that pkh's transactions from within a plutus smart contract?
- 952
1
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1
answer
26
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Do I Need A Contract Monad For a Burn Wallet?
If I make a script address to be a burn address, I end up having a validator that never validates i.e. returns false all the time. Does a Smart Contract that never can validate need an instance of the ...
- 952
2
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41
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Whats a Good Example of Interconnected Smart Contracts?
In the Contract Monad we have the use of w s e a. Now w is used to connect contracts is there a good example of how this is done, in particular how to validate a contract using the w of another ...
- 952
2
votes
2
answers
57
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Whats Your Mental Model For Monads?
I was asked by a friend trying to learn plutus what a monad was, so I began talking about category theory. It seems that this confused him further how would you explain monads to a noob?
Whats your ...
- 952
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3
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108
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How Can You Prevent A Burn Address From Polluting The Cardano Ledger?
Making a Burn Address on the blockchain is currently done by using a script address with a validator that always returns False and so never validates.
This ties up ADA and causes the size of the ...
- 952
4
votes
1
answer
88
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Referencing (U)TxO's
When Vasil HF is here with the new plutus version, can we only reference unspent transaction outputs or even spent ones? Is there some documentation on these newly added functions? Preferably haddock ...
- 1,872
2
votes
1
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50
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How to Make Sure A Contract Is Signed By a Certain Party?
I'm thinking about making a parameterised contract between two users. User A can be anyone i.e. any customer, But User B should always be the company. I want to make it so that the validator only ...
- 952
0
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119
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Can't create ```TokenName``` using ```tokenName``` with error ```GHC Core to PLC plugin: E042:Error: Unsupported feature: ...```
I'm not sure is relevant but the code in question is for a generic Validator (with Datums and Redeemers) used to get a forwarded minting policy
the problem should be clear from the title, I can't get ...
- 1,088
1
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1
answer
85
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"'Inputs do not conform to this spec or are otherwise invalid.'" - extract balance from smart contract
I'm implementing a smart-contract in Plutus and I'm with a doubt. For example, Ethereum has some function only to owners, that enables to implement a withdraw of balance for only owner addresses.
I ...
- 101
2
votes
1
answer
119
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How precise is the time inside a plutus script?
It is a known fact that you can calculate time inside a plutus validator script by looking at the txInfoValidRange attribute. Now, since this value is a range and not an exact time, it makes me wonder ...
- 968
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132
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Whats the Diffrance between Plutus scripts and Cardano Native Scripts?
What are the key differences between Cardano native scripts and Plutus scripts, from a developer's perspective?
- 952
4
votes
1
answer
230
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How do I make a Sidechain
I want to make a side chain on Cardano to so something that the protocol says should be done on a sidechain, but how do I make one?
Can I use Plutus or am I limited to the CLI?
- 952