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 #21566143 · ArcScan

Block

#21,566,143

2026-09-18 22:04:02 UTC

FinalizedProposed 47 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,566,143
Timestamp: 47 days ago · 2026-09-18 22:04:02 UTC
Transactions: 0 transactions in this block
Block hash: 0x421cd8d1ce3c44f53f828f60edc2c934997c4afe12aee2c1758524875e1d477e
Parent hash: 0x4f186f40…85fc0ff6
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,566,143 on Arc Mainnet is empty.

0x5accc00d…37198797

Gas used / limit

7.3%2,192,197 / 30,000,000

Base fee

20 gwei

State root

0x8f3bda7dba73…55f08f3ca5ae

Transactions root

0xbf52e8020eac…c2e5bd1befd2

Receipts root

0x4c31c7c4f23e…56758a35a2ad

Nonce

0x0000000000000000

Extra data

0x00000004a817c800