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 #21388221 · ArcScan

Block

#21,388,221

2026-09-17 21:00:01 UTC

FinalizedProposed 19 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,388,221
Timestamp: 19 days ago · 2026-09-17 21:00:01 UTC
Transactions: 0 transactions in this block
Block hash: 0x7d7c2492280cf849b142bdd17214738271e6fa686bb7526e64967a06e60fef28
Parent hash: 0x0b12c523…763f2a0c
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,388,221 on Arc Mainnet is empty.

0x5accc00d…37198797

Gas used / limit

13.0%3,902,407 / 30,000,000

Base fee

20 gwei

State root

0x5e08e9e8fb5e…42a9c230e8fa

Transactions root

0x158705250385…4c7a0b16ea1d

Receipts root

0xacb574a478e6…6671581afb45

Nonce

0x0000000000000000

Extra data

0x00000004a817c800