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 #21403903 · ArcScan

Block

#21,403,903

2026-09-17 23:12:34 UTC

FinalizedProposed 49 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,403,903
Timestamp: 49 days ago · 2026-09-17 23:12:34 UTC
Transactions: 0 transactions in this block
Block hash: 0x4016c2c997086c8fca723d37c190e1839a49d4bccf008befd16105d8708720e9
Parent hash: 0xfdcfdb61…fc979cfe
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,403,903 on Arc Mainnet is empty.

0xd9153d9a…45454123

Gas used / limit

2.0%596,306 / 30,000,000

Base fee

20 gwei

State root

0x09c51958ffc3…bacf9f0a7fc7

Transactions root

0xa57e316854d4…4453f3f8f5c5

Receipts root

0x752c4b86bf1e…2dc623bd3a0b

Nonce

0x0000000000000000

Extra data

0x00000004a817c800