Arc Mainnet/5042

ArcScan

Independent community block explorer for Arc Mainnet. Gas is paid in USDC; fees are quoted in dollars.

Contract address

Not published yet. The official address will appear here first — verify against this page before interacting with any contract.

Explore

Overview
Blocks
Transactions

Resources

Arc docs
Official explorer

Network

Network: Arc Mainnet
Chain ID: 5042
Gas token: USDC
Block time: ~0.5s
Consensus: Malachite BFT
Execution: Reth

Aggregated analytics are approximate and computed over a recent window of blocks. Independent community explorer. Not affiliated with Circle or the Arc team. Nothing here is financial advice.

Block #21378661 · ArcScan

Block

#21,378,661

2026-09-17 19:39:13 UTC

FinalizedProposed 55 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,378,661
Timestamp: 55 days ago · 2026-09-17 19:39:13 UTC
Transactions: 0 transactions in this block
Block hash: 0xe4643793e4d45922dc53d1e3865264c0d962cec0609d47a0c346607bdf971b39
Parent hash: 0xb6f1ce65…6bc85b97
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,378,661 on Arc Mainnet is empty.

0xa629c201…f857da77

Gas used / limit

8.0%2,389,653 / 30,000,000

Base fee

20 gwei

State root

0x4b458a259667…4920981fcddb

Transactions root

0x2be472d7ef3b…903a0bdd43aa

Receipts root

0xf09ea4d6a72f…979a05849481

Nonce

0x0000000000000000

Extra data

0x00000004a817c800