Questions tagged [cbor]
The cbor tag has no usage guidance.
16
questions
0
votes
1
answer
22
views
How to obtain signature from the cborhex? If i have simple-tx.signed
{
"type": "Witnessed Tx BabbageEra",
"description": "Ledger Cddl Format",
"cborHex": "84a3008182582088921ae2626e"
}
This is ...
0
votes
1
answer
35
views
Console devtools sign and submit transaction
so i'm runing this to prompt a transaction on nami wallet, sign and submit.
the ideal scenario was to nami wallet submit transaction for herself but somehow that is not happening, so i tried to submit ...
- 1
0
votes
0
answers
21
views
TooMuchSpace error when running uplc profiling tool on simple minting policy
I have the following minting policy:
{-# OPTIONS_GHC -fplugin-opt PlutusTx.Plugin:profile-all #-}
{-# INLINABLE verify_mint #-}
verify_mint :: () -> V2.ScriptContext -> Bool
verify_mint () _ = ...
- 85
0
votes
2
answers
71
views
How to generate CBOR hex of plutus smart contract
How can i generate the CBOR hex of a plutus smart contract. Does it requires to generate CBOR of onchain code only or both onchain and offchain?
Also if have a smart contract which requires parameters ...
- 29
1
vote
1
answer
293
views
Can someone show me how to get the transaction in the proper format for cip-30?
I have generate a transaction using cardano-cli and I am trying to get Nami wallet to sign the transaction.
The command to build the transaction
cardano-cli transaction build-raw
--fee 0
--tx-in $...
- 41
4
votes
2
answers
438
views
Cbor address to bech32 type address in JS or python
I have managed to retrive a user address from a dapp connector wallet using JS:
api_promise = window.cardano.{wallet}.enable();
api_promise.then(function(api) {
addr_promise = api.getUsedAddresses();...
- 161
1
vote
0
answers
118
views
How to sign transaction externally?
I am using the cardano-serialization-lib to derive addresses and create a transaction unsigned. I am then passing that transaction hash in CBOR to an external program to handle the signing process. I ...
- 50
1
vote
1
answer
885
views
cbor encode and decode
hope you all are doing great.
I am looking for a way to encode and decode the cborHex. I've done the following:
cardano-cli text-view decode-cbor --in-file wallet.vkey --out-file tx.alonzo
and I get ...
- 11
0
votes
2
answers
106
views
InvalidWitnessesUTXO
Some transactions I’ve been creating are throwing an InvalidWitnessesUTXO error. Appears to be happening to some specific inputs, and any transaction that includes it fails with this same error.
By ...
- 206
2
votes
2
answers
899
views
How can I use cardano-serialization-lib in the browser to decode CBOR?
I'm building a simple website with pure HTML and JS (no React, Angular, etc.). I use Nami to connect to a Cardano wallet and use the Nami's cardano.getBalance() method to get the balance of the wallet....
- 3,753
0
votes
1
answer
247
views
NativeScript vs PlutusScript
In cardano serialization lib what is the difference between NativeScript and PlutusScript? Is there a way to convert from one to the other? I'm trying to load a minting policy script I made as a ...
- 978
0
votes
1
answer
353
views
Validate Transaction with serialization lib from a Tx Hash
I want to validate Transactions to make sure they are actual Cardano txs with correct length, format etc.
I see that Transaction object in emurgo serialization library has an 'is_valid()' method that ...
3
votes
2
answers
300
views
Programmatically creating the policyid / scripthash in Javascript (Browser)
I'm looking for a Javascript implementation of the CLI's cardano-cli transaction policyid function, can anyone point me in the right direction here?
Trying to replicate it with blakejs (https://github....
- 1,463
7
votes
1
answer
943
views
How to decode cbor which is generated with cardano-cli build command?
I am trying to sign a transaction which is built on some other place and I can see only cbor for example:
{
"type": "TxBodyAlonzo",
"description": "",
...
- 449
0
votes
0
answers
20
views
Intimate details on Cardano pipe io
I would like to know more about the 3 protocols which extend from the Cardano pipe. My biggest questions are:
What is the encoding / structure of the protocol(s)?
Is tls used here and why/why not?
Is ...
- 251
6
votes
1
answer
138
views
Re-Implementing Policy Hashing in Python
As the title says, I want to to reimplement the hashing part of a policy script in Python 3.
I have already made a post over at forums.cardano.org, and someone has pointed me to the right direction of ...
- 190