Questions tagged [metadata]

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5 votes
1 answer

How to mint multiple NFT assets in the same transaction?

The developer guide doesn't cover this. Here is an example of what I'm trying to do: I ...
4 votes
2 answers

How to retrieve the datum added with the option –tx-out-datum-embed-file from the tx witness data

I have been thinking recently about the way we are predominately creating NFTs on Cardano, right now the trend is to add the NFT attributes to the transaction metadata, however, I think this is not ...
6 votes
2 answers

What is the size limit of transaction's metadata?

Is there a size limit on transaction metadata? If there is a limit, is it varying or fixed size?
7 votes
2 answers

Providing metadata to `cardano-cli transaction build-raw`

What command-line options and input file content can I provide to cardano-cli transaction build-raw to specify a transaction with metadata similar to the one in this transaction? https://explorer....
  • 1,295
15 votes
2 answers

Append metadata to transaction from Plutus code

Is there a way to append metadata to transactions that are send from plutus code? Right now we send transactions from the contracts like follows (or something alike): ledgerTx <- ...
3 votes
2 answers

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,...
0 votes
1 answer

How would you implement Soulbound Tokens in Cardano?

A lot is going on at the moment in the Ethereum dev community with Soulbound Tokens: What would be the best approach for implementing ...
0 votes
2 answers

Submitting Transaction with CSL Metadata Isn't Showing

I've forked a dApp Connector I found on Github and I'm trying to add some transaction metadata to the ADA transaction it builds. This is what I currently have: buildSendADATransaction = async () => ...