Each operation in the blockchain receives its own unique identifier — the transaction hash (TXID). This is a set of characters that is created by cryptographically processing information about the transfer: the sender's address, the recipient's address, and the volume of the digital assets being transferred.
The transaction hash serves as the primary tool for tracking payments on the network. With it, you can:
Check the status of your transfer
Find all transaction details in the public domain
Refund the funds accidentally sent to the wrong address
Allow conflicts in case of sum mismatches
Although the hash does not reveal the identity of the transaction participants, there are ways to determine the connection between the address and its owner.
How the transaction hash is generated
In the Bitcoin network, the SHA-256 algorithm is used to create a transaction ID. It converts the operation data into a 256-bit code, represented by 64 characters in the hexadecimal system. Each new hash is unique and does not repeat in the blockchain.
Where and how to view the transaction hash
On centralized exchange platforms
When withdrawing cryptocurrency from the exchange, the system automatically generates a TXID for this operation. On the transaction history page, you will find the hash of the withdrawal. By clicking on it, the corresponding record will open in the block explorer, where all the details will be visible — status, number of confirmations, fee, and timestamps.
In block explorers
The block explorer is a public database of all transactions on the network. To find any operation by its hash:
Open the browser (, for example, blockchain.com for Bitcoin )
Enter the TXID in the search field
The system will display complete information about the transaction, including status, date, addresses, fee, and number of confirmations.
Thanks to the openness of the blockchain, any user can verify information about any operation without requiring special access rights.
Historical Examples of Transactions
The first operation in the history of Bitcoin
The founder of Bitcoin, Satoshi Nakamoto, made the first payment in history by sending coins to Hal Finney. The hash of this epochal transaction:
These examples show how long-standing operations remain permanently recorded on the chain and are available for verification.
Practical Tips for Using TXID
If you have sent funds to the wrong address or they have not arrived on time, the transaction hash will help track the payment. Copy the TXID from the transaction history and enter it into the block explorer of the corresponding network.
Although a refund cannot be guaranteed, the information about the hash will allow you to provide complete payment proof to the support service of the platform to which the assets were mistakenly transferred. This significantly increases the chances of recovering the funds.
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How to view transaction hash: a complete guide
What is a transaction хеш and why is it needed
Each operation in the blockchain receives its own unique identifier — the transaction hash (TXID). This is a set of characters that is created by cryptographically processing information about the transfer: the sender's address, the recipient's address, and the volume of the digital assets being transferred.
The transaction hash serves as the primary tool for tracking payments on the network. With it, you can:
Although the hash does not reveal the identity of the transaction participants, there are ways to determine the connection between the address and its owner.
How the transaction hash is generated
In the Bitcoin network, the SHA-256 algorithm is used to create a transaction ID. It converts the operation data into a 256-bit code, represented by 64 characters in the hexadecimal system. Each new hash is unique and does not repeat in the blockchain.
Where and how to view the transaction hash
On centralized exchange platforms
When withdrawing cryptocurrency from the exchange, the system automatically generates a TXID for this operation. On the transaction history page, you will find the hash of the withdrawal. By clicking on it, the corresponding record will open in the block explorer, where all the details will be visible — status, number of confirmations, fee, and timestamps.
In block explorers
The block explorer is a public database of all transactions on the network. To find any operation by its hash:
Thanks to the openness of the blockchain, any user can verify information about any operation without requiring special access rights.
Historical Examples of Transactions
The first operation in the history of Bitcoin
The founder of Bitcoin, Satoshi Nakamoto, made the first payment in history by sending coins to Hal Finney. The hash of this epochal transaction:
F4184fc596403b9d638783cf57adfe4c75c605f6356fbc91338530e9831e9e16
Legendary pizza purchase
The famous story happened when a programmer first paid for pizza with bitcoins. The TXID of that operation:
Cca7507897abc89628f450e8b1e0c6fca4ec3f7b34cccf55f3f531c659ff4d79
These examples show how long-standing operations remain permanently recorded on the chain and are available for verification.
Practical Tips for Using TXID
If you have sent funds to the wrong address or they have not arrived on time, the transaction hash will help track the payment. Copy the TXID from the transaction history and enter it into the block explorer of the corresponding network.
Although a refund cannot be guaranteed, the information about the hash will allow you to provide complete payment proof to the support service of the platform to which the assets were mistakenly transferred. This significantly increases the chances of recovering the funds.