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 #21378616 · ArcScan

Block

#21,378,616

2026-09-17 19:38:50 UTC

FinalizedProposed 56 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,378,616
Timestamp: 56 days ago · 2026-09-17 19:38:50 UTC
Transactions: 0 transactions in this block
Block hash: 0xb8557d428f1e2704456b4bdf1caab4e66bed406c63e68dac8173f44566d96f90
Parent hash: 0x7dbc9ae3…e079df81
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,378,616 on Arc Mainnet is empty.

0x5accc00d…37198797

Gas used / limit

19.7%5,913,043 / 30,000,000

Base fee

20 gwei

State root

0xf4aae68206b9…d7ceca469031

Transactions root

0x24a35df6a194…56bf7973837b

Receipts root

0x6f152cc0cdb8…9f9499fb17f6

Nonce

0x0000000000000000

Extra data

0x00000004a817c800