> For the complete documentation index, see [llms.txt](https://docs.solscan.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.solscan.io/browsing-the-site/blockchain-tab.md).

# Blockchain Tab

The Blockchain Tab allows you to check out real-time transactions/blocks that has been done and confirmed/verified. 

**Transactions Tab**: Real time transactions, with definitive instructions from the system.

<figure><img src="/files/xa0BNIkTuaEOZSmwr1WT" alt=""><figcaption></figcaption></figure>

* **Signature**: The Solana runtime verifies that each signature was signed by the private key corresponding to the public key at the same index in the message's account addresses array.
* **Block: T**he block number at which the transaction is included and signed.
* **Time**: The exact time of the transactions' update in the system
* **Instruction**: Execution logic/ command of the transaction
* **By**: Signer of the transaction
* **Fee**: Payment to the validator for executing the action&#x20;

Click on Signature will take you to [Transaction Details: ](/transaction-details/transaction-details.md)

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**Block Tab:** monitoring new blocks on the chain&#x20;

<figure><img src="/files/LoTImlMzeRLTOOAB9zTi" alt=""><figcaption></figcaption></figure>

* **Blockhash**: The unique identifier of a block&#x20;
* **Slot**: the period of time in which validator ingest and create a block&#x20;
* **Time**: how long ago was the block created
* **TXN count**: number of TXN inside the block
* **Leader**: The validator that creates the block&#x20;
* **Reward**:  of Sol earned on the block&#x20;

Click on Blockhash or Slot to navigate to the content of the block

<figure><img src="/files/9w4AEv2nkZxJRu1HqTIQ" alt=""><figcaption></figcaption></figure>

Within the Block Detail Page, you will see two separated sections:

**Block Details:** Give you an overview of the block

* Block: The slot that the block comes in
* Timestamp: Real-time tracking of when the block is created
* Blockhash: Unique ID to the block
* Leader: The validator that performs the creation of the block&#x20;
* Rewards: The amount of SOL rewarded for creating the block
* Transactions: number of transactions inside the block
* Previous Blockhash: The identifier of the previous block in the chain

**Transactions**: This is the list of all transactions included inside the block.