Overview Blocks Txns

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

© 2026 ArcScan · Independent community explorer.

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 #0x840a3e390b99c088ad2fc96f7b13b3caf5508390bf4c550f148607376783a63d · ArcScan

Block

#21,378,498

2026-09-17 19:37:51 UTC

FinalizedProposed 56 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,378,498
Timestamp: 56 days ago · 2026-09-17 19:37:51 UTC
Transactions: 0 transactions in this block
Block hash: 0x840a3e390b99c088ad2fc96f7b13b3caf5508390bf4c550f148607376783a63d
Parent hash: 0xc85df7e4…cfac6bfe
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,378,498 on Arc Mainnet is empty.

0x9be5f8a0…9114a4fd

Gas used / limit

27.2%8,155,907 / 30,000,000

Base fee

20 gwei

State root

0x603efbf3139e…9920f2afce4a

Transactions root

0x1ddd23c4c907…ad7410ae6a80

Receipts root

0xbbb1107543ed…7659855333cd

Nonce

0x0000000000000000

Extra data

0x00000004a817c800