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 #21400963 · ArcScan

Block

#21,400,963

2026-09-17 22:47:43 UTC

FinalizedProposed 19 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,400,963
Timestamp: 19 days ago · 2026-09-17 22:47:43 UTC
Transactions: 0 transactions in this block
Block hash: 0x55cd44f05be4100feafdfffd4c3e47658f7bafa4f5a2ce80037388183e68e78e
Parent hash: 0x7108243e…08cece91
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,400,963 on Arc Mainnet is empty.

0x3f37c5a8…4cf35c8c

Gas used / limit

7.5%2,250,308 / 30,000,000

Base fee

20 gwei

State root

0xf87cebf67f3f…df05838772ef

Transactions root

0x5a53e32da55f…e987885819ba

Receipts root

0x36998ccef948…9c38d083ea8e

Nonce

0x0000000000000000

Extra data

0x00000004a817c800