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 #21421457 · ArcScan

Block

#21,421,457

2026-09-18 01:40:57 UTC

FinalizedProposed 56 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,421,457
Timestamp: 56 days ago · 2026-09-18 01:40:57 UTC
Transactions: 0 transactions in this block
Block hash: 0x44f4afbb3eac394e511480a8f37c38c4fa3fe24c93ae58e9278bd6d15fd5106e
Parent hash: 0xa4804b70…20d1e00b
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,421,457 on Arc Mainnet is empty.

0x9be5f8a0…9114a4fd

Gas used / limit

15.4%4,625,981 / 30,000,000

Base fee

20 gwei

State root

0xa34908fb17cb…bf4c49104814

Transactions root

0xffa08bcab9e2…70c961478a1d

Receipts root

0xd4f661d3715a…78ceb2e766e5

Nonce

0x0000000000000000

Extra data

0x00000004a817c800