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 #21280399 · ArcScan

Block

#21,280,399

2026-09-17 05:48:23 UTC

FinalizedProposed 49 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,280,399
Timestamp: 49 days ago · 2026-09-17 05:48:23 UTC
Transactions: 0 transactions in this block
Block hash: 0x2fa23cedd9f7e95e74aadacc074df66a96260fa6b466acffbc2a9caceeb6af99
Parent hash: 0x264675f6…d374ec2b
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,280,399 on Arc Mainnet is empty.

0x3f37c5a8…4cf35c8c

Gas used / limit

7.0%2,086,633 / 30,000,000

Base fee

20 gwei

State root

0x5bdb1e8098f7…e3935b080470

Transactions root

0xe3199d2d62df…b1e4db3b9627

Receipts root

0x95d0e156ee20…f1ca477d5619

Nonce

0x0000000000000000

Extra data

0x00000004a817c800