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 #21378404 · ArcScan

Block

#21,378,404

2026-09-17 19:37:03 UTC

FinalizedProposed 57 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,378,404
Timestamp: 57 days ago · 2026-09-17 19:37:03 UTC
Transactions: 0 transactions in this block
Block hash: 0x799ba09b54ad56a0aaaa619e352b0cea97700826b700b4b3144c850187e21be7
Parent hash: 0x99c02119…f06aad13
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,378,404 on Arc Mainnet is empty.

0x3f37c5a8…4cf35c8c

Gas used / limit

9.0%2,694,024 / 30,000,000

Base fee

20 gwei

State root

0x90912cf9dd21…bf141cdf4411

Transactions root

0xca52e24ed253…3ee983780b53

Receipts root

0x804c5ffebe03…b8b84ea7434f

Nonce

0x0000000000000000

Extra data

0x00000004a817c800