Questions tagged [hash]

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3
votes
1answer
47 views

Ledger Blake2b hash calculation

How is the “Ledger Blake2b hash” calculated by the tezos-client and the Ledger? I can calculate the other hashes, but unable to figure out the “Ledger Blake2b hash”: Raw Script-expression-ID-Hash: ...
2
votes
1answer
42 views

Test vectors for calculating operation hash

I am writing code to calculate operation hash from the raw hex and I would like some test vectors to verify my code. Where can I find that?
3
votes
1answer
52 views

How to I get my Public Hash Keys

I wanted to start using Tezos but I do not know where to get my public hash keys. There is info given to "check your contribution" is not helping much. Also how do I "Check My Contribution" before ...
1
vote
1answer
57 views

Properties of transaction hashes

I am trying to find more information about the properties/format of transaction hashes. It looks like they all start with o followed by n/p/o, they are base58 encoded and are 51 characters long. Is ...
3
votes
4answers
694 views

How to hash a Tezos public key

I need to create a Tezos public key hash based on a public ed25519 key only. I am aware of an utility that generates entire keystore based on mnemonics - this is not what I need. I'd welcome either ...
4
votes
3answers
91 views

How are the originated contract addreses (KT1) computed?

How are smart contract addresses (those that start with KT1) computed? I would like to know whether CHAIN_ID is somehow used in its computation, or it is possible to have two KT1 contracts with ...
1
vote
1answer
215 views

How to get hash of operation without injecting in chain

Can I get txn hash without injecting operation in block chain? After injecting I will get same txn hash?
5
votes
2answers
200 views

How is the hash code of blocks generated?

Consider any given block of the chain (e.g. this one). Its hash code is: BL7wTUBp1apNisdzsjbb8dRYGGxoKDQxeMB3XqBNHoiqeL5URs2 I am developing a tool that takes this hash code and produces a "random" ...
3
votes
1answer
320 views

Creating public key hash

Could somebody please point me to a piece of working Python 3.7 code that generates a Tezos public key hash out of seed, password and e-mail address? Everything I could find so far is always a mix of ...
1
vote
0answers
90 views

How do I use RPC to get operation through hash [duplicate]

I want to get a transaction by its hash. For example, there is this api provided by tzscan: https://api6.tzscan.io/v3/operation/{op_hash}. I want to know how to do the same using the node RPC, but I ...