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Questions tagged [cbor]

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Using cardano-cli, is their any way to decode a plutus script which is in cbor?

I am using "cardano-cli text-view decode-cbor --in-file mint.plutus" which is just returning the cbor portion as a result. Even tried saving an --out-file via: .json etc...But gives me ...
Basho's user avatar
  • 13
0 votes
1 answer

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 ...
Faizan Shaikh's user avatar
0 votes
1 answer

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 ...
Mars's user avatar
  • 1
0 votes
2 answers

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 ...
duaa azhar's user avatar
1 vote
1 answer

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 $...
Richard's user avatar
  • 41
4 votes
2 answers

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();...
Lokinou's user avatar
  • 161
1 vote
0 answers

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 ...
Michael's user avatar
  • 50
1 vote
1 answer

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 ...
gorka's user avatar
  • 11
0 votes
2 answers


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 ...
glneto's user avatar
  • 216
2 votes
2 answers

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....
eddex's user avatar
  • 3,838
0 votes
1 answer

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 ...
Mateus's user avatar
  • 988
1 vote
1 answer

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 ...
Jose M.R.'s user avatar
3 votes
2 answers

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....
sean's user avatar
  • 1,463
7 votes
1 answer

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": "", ...
zarej's user avatar
  • 449
6 votes
1 answer

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, and someone has pointed me to the right direction of ...
tycl's user avatar
  • 190