# eth_getBlockByHash - Ethereum

Returns information about a block by block hash.

# Parameters

* DATA, 32 Bytes - Hash of a block.
* Boolean - If true it returns the full transaction objects, if false only the hashes of the transactions.

```json
params: [
	"0xc0f4906fea23cf6f3cce98cb44e8e1449e455b28d684dfa9ff65426495584de6",
	true,
];
```

***

# Returns

Object - A block object with the following fields, or null when no block was found:

* number: QUANTITY - the block number. null when its pending block.
* hash: DATA, 32 Bytes - hash of the block. null when its pending block.
* parentHash: DATA, 32 Bytes - hash of the parent block.
* nonce: DATA, 8 Bytes - hash of the generated proof-of-work. null when its pending block.
* sha3Uncles: DATA, 32 Bytes - SHA3 of the uncles data in the block.
* logsBloom: DATA, 256 Bytes - the bloom filter for the logs of the block. null when its pending block.
* transactionsRoot: DATA, 32 Bytes - the root of the transaction trie of the block.
* stateRoot: DATA, 32 Bytes - the root of the final state trie of the block.
* receiptsRoot: DATA, 32 Bytes - the root of the receipts trie of the block.
* miner: DATA, 20 Bytes - the address of the beneficiary to whom the mining rewards were given.
* difficulty: QUANTITY - integer of the difficulty for this block.
* totalDifficulty: QUANTITY - integer of the total difficulty of the chain until this block.
* extraData: DATA - the "extra data" field of this block.
* size: QUANTITY - integer the size of this block in bytes.
* gasLimit: QUANTITY - the maximum gas allowed in this block.
* gasUsed: QUANTITY - the total used gas by all transactions in this block.
* timestamp: QUANTITY - the unix timestamp for when the block was collated.
* transactions: Array - Array of transaction objects, or 32 Bytes transaction hashes depending on the last given parameter.
* uncles: Array - Array of uncle hashes.

***

# Example

## Requests

```curl
curl https://eth-mainnet.unifra.io/v1/your-api-key \
-X POST \
-H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","method":"eth_getBlockByHash","params":["0xc0f4906fea23cf6f3cce98cb44e8e1449e455b28d684dfa9ff65426495584de6", true],"id":0}'
```
```Text Postman
URL: https://eth-mainnet.unifra.io/v1/your-api-key
RequestType: POST
Body:
{
    "jsonrpc":"2.0",
    "method":"eth_getBlockByHash",
    "params":["0xc0f4906fea23cf6f3cce98cb44e8e1449e455b28d684dfa9ff65426495584de6", true],
    "id":0
}
```

## Result

```json
{
	"jsonrpc": "2.0",
	"id": 0,
	"result": {
		"difficulty": "0x2d50ba175407",
		"extraData": "0xe4b883e5bda9e7a59ee4bb99e9b1bc",
		"gasLimit": "0x47e7c4",
		"gasUsed": "0x5208",
		"hash": "0xc0f4906fea23cf6f3cce98cb44e8e1449e455b28d684dfa9ff65426495584de6",
		"logsBloom": "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
		"miner": "0x61c808d82a3ac53231750dadc13c777b59310bd9",
		"mixHash": "0xc38853328f753c455edaa4dfc6f62a435e05061beac136c13dbdcd0ff38e5f40",
		"nonce": "0x3b05c6d5524209f1",
		"number": "0x1e8480",
		"parentHash": "0x57ebf07eb9ed1137d41447020a25e51d30a0c272b5896571499c82c33ecb7288",
		"receiptsRoot": "0x84aea4a7aad5c5899bd5cfc7f309cc379009d30179316a2a7baa4a2ea4a438ac",
		"sha3Uncles": "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
		"size": "0x28a",
		"stateRoot": "0x96dbad955b166f5119793815c36f11ffa909859bbfeb64b735cca37cbf10bef1",
		"timestamp": "0x57a1118a",
		"totalDifficulty": "0x262c34a6fd1268f6c",
		"transactions": [
			"0xc55e2b90168af6972193c1f86fa4d7d7b31a29c156665d15b9cd48618b5177ef"
		],
		"transactionsRoot": "0xb31f174d27b99cdae8e746bd138a01ce60d8dd7b224f7c60845914def05ecc58",
		"uncles": []
	}
}
```

> 🚧 The below parameter inputs do not work, please reference the section above instead.

# OpenAPI definition

```json
{
  "openapi": "3.1.0",
  "info": {
    "title": "ethereum-api",
    "version": "1.0"
  },
  "servers": [
    {
      "url": "https://eth-mainnet.unifra.io/v1"
    }
  ],
  "security": [
    {}
  ],
  "paths": {
    "/{your-api-key}": {
      "post": {
        "summary": "web3_sha3 - Ethereum",
        "description": "Returns Keccak-256 (not the standardized SHA3-256) of the given data.",
        "operationId": "web3_sha3",
        "parameters": [
          {
            "name": "your-api-key",
            "in": "path",
            "schema": {
              "type": "string"
            },
            "required": true
          }
        ],
        "requestBody": {
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "properties": {
                  "jsonrpc": {
                    "type": "string",
                    "default": "2.0"
                  },
                  "method": {
                    "type": "string",
                    "default": "web3_sha3"
                  },
                  "params": {
                    "type": "array",
                    "items": {
                      "type": "string"
                    }
                  },
                  "id": {
                    "type": "integer",
                    "default": 0,
                    "format": "int32"
                  }
                }
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "200",
            "content": {
              "application/json": {
                "examples": {
                  "Result": {
                    "value": "{}"
                  }
                },
                "schema": {
                  "type": "object",
                  "properties": {}
                }
              }
            }
          },
          "400": {
            "description": "400",
            "content": {
              "application/json": {
                "examples": {
                  "Result": {
                    "value": "{}"
                  }
                },
                "schema": {
                  "type": "object",
                  "properties": {}
                }
              }
            }
          }
        },
        "deprecated": false
      }
    }
  },
  "x-readme": {
    "headers": [],
    "explorer-enabled": true,
    "proxy-enabled": true
  },
  "x-readme-fauxas": true
}
```