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user 5926
Publicly visible data attached to a transaction and stored on the blockchain. This can be anything from a simple message to complex JSON objects.
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How is the hash of a stake pool metadata file calculated?
The hash algorithm is Blake2b 256 and it is calculated on the raw metadata bytes. …
- 2,613
2
votes
How can I see if an UTxO holds an NFT in the postgres DB?
Assuming that an NFT is implemented as a multiasset (pretty sure that is not the only way) then this is relatively trivial:
select * from ma_tx_out where tx_out_id = <insert your tx_out id here> ;
- 2,613