# Tag Info

### Get slot of block by hash

for blocks after merge but before Dencun you can use the formula (?) with some caution and reverse cross-checking consensus block slot = 4700013 + ( execution_block_timestamp - 1663224179 ) / 12 after ...

### Is there any multiple private keys for a single address wihin first 2^160 private keys?

Due to the nature of hash function output entropy, this problem is equivalent to asking about the probability of two random numbers in the range almost 0...2^256 falling within 0...2^160. It should be ...
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Accepted

### Is there really 2^256 private key?

It is due to the properties of the secp256k1 elliptic curve used in the Ethereum protocol. Private keys are integers in the range [1, n-1], where n is the order of the elliptic curve. In the case of ...
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### Is there any multiple private keys for a single address wihin first 2^160 private keys?

Yes, there can be any multiple private keys for a single address You can refer to this answer on Bitcoin StackExchange. So, within the first 2^160 private keys, the likelihood of finding multiple ...
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### How to mine on a POS private network

Here is a page named proof-of-stake-devnet from prysm `s doc. explain how to use prysm to achieve your goal , and can set balance of you account for testing purpose.
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### CLAIMING MY RETIK TOKENS IF MY META MASK WALLET IS COMPROMISED?

Retik is a scam. Same happened to me - they drained my wallet twice on both retik distributions
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1 vote

### If I make a USDT withdrawal on the Ethereum network and the last digit of the address was missing, would the transaction fail or will it be lost?

The transaction should fail. The exchange should have a mechanism to check the validity of the address. Checking the address length is the most basic error checking mechanism. Even if the transaction ...
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### How to mine on a POS private network

IMO mining on a private PoS network isn't possible because mining is inherently a PoW process.
1 vote

### How to activate a validator in a local testnet?

nvm, patience is essential it activated after some time!

### Exploring LevelDB

why Ethereum blockchain data is stored in NoSQL databases like LevelDB and RocksDB from a technical perspective. The goal of the Ethereum is that a common server can handle the blockchain syncing. ...
• 22.7k

### Are nodes in Merkle Patricia Tree ever deleted?

The point of Ethereum is that your data stays on-chain. Going to the computing fundamentals because let's not overcomplicate. What is Delete? Delete refers to the act of eliminating or removing a ...

### Exploring LevelDB

Ethereum use case requires Authenticated Storage. Users can verify the value returned by a node Each read is returned with the value and a proof The inner nodes of the tree are hashes of their ...

### What is the location of the data part of a parameter?

Here's a much more simpler example to understand it: Note: A single hex digit equals 4 bits and so a single byte equals 2 hex characters. 0xF = 1111 = Half a byte 0xFF = 11111111 = A single byte 32 ...
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### Go-Ethereum/core-geth: Consensus engine interface, on changing coinbase via Prepare method

Traditionally, the consensus engine interface does not allow changing coinbase during block production, as far as I can see. This may have changed recently ("post-merge"). Traditionally, ...
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### How to explore all transactions for a given account?

I know this post is very old, but I'd like to complement that you can use binary search and look for the address transaction count to find all the transactions with complexity m log2(n), where m is ...

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