post https://{network}.g.alchemy.com/v2/
Returns information about a block by block number.
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Parameters
QUANTITY|TAG- integer of a block number, or the string "earliest", "latest" or "pending", as in the default block parameter.Boolean- If true it returns the full transaction objects, if false only the hashes of the transactions.
params: [
'0x1b4',
true
]
Returns
Request
curl https://eth-mainnet.g.alchemy.com/v2/${apiKey} \
-X POST \
-H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","method":"eth_getBlockByNumber","params":["0x1b4", true],"id":0}'
URL: https://eth-mainnet.g.alchemy.com/v2/your-api-key
RequestType: POST
Body:
{
"jsonrpc":"2.0",
"method":"eth_getBlockByNumber",
"params":["0x1b4", true],
"id":0
}
// Setup: npm install alchemy-sdk
// Github: https://github.com/alchemyplatform/alchemy-sdk-js
import { Network, Alchemy } from "alchemy-sdk";
// Optional config object, but defaults to demo api-key and eth-mainnet.
const settings = {
apiKey: "demo", // Replace with your Alchemy API Key.
network: Network.ETH_MAINNET, // Replace with your network.
};
const alchemy = new Alchemy(settings);
alchemy.core.getBlockNumber(15221026).then(console.log);
Result
{
"jsonrpc": "2.0",
"id": 0,
"result": {
"number": "0x1b4",
"difficulty": "0x4ea3f27bc",
"extraData": "0x476574682f4c5649562f76312e302e302f6c696e75782f676f312e342e32",
"gasLimit": "0x1388",
"gasUsed": "0x0",
"hash": "0xdc0818cf78f21a8e70579cb46a43643f78291264dda342ae31049421c82d21ae",
"logsBloom": "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
"miner": "0xbb7b8287f3f0a933474a79eae42cbca977791171",
"mixHash": "0x4fffe9ae21f1c9e15207b1f472d5bbdd68c9595d461666602f2be20daf5e7843",
"nonce": "0x689056015818adbe",
"parentHash": "0xe99e022112df268087ea7eafaf4790497fd21dbeeb6bd7a1721df161a6657a54",
"receiptsRoot": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
"sha3Uncles": "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
"size": "0x220",
"stateRoot": "0xddc8b0234c2e0cad087c8b389aa7ef01f7d79b2570bccb77ce48648aa61c904d",
"timestamp": "0x55ba467c",
"totalDifficulty": "0x78ed983323d",
"transactions": [],
"transactionsRoot": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
"uncles": []
}
}
NOTE
You can test out this method live from your browser using our composer tool.