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 #21288221 · ArcScan

Block

#21,288,221

2026-09-17 06:54:29 UTC

FinalizedProposed 16 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,288,221
Timestamp: 16 days ago · 2026-09-17 06:54:29 UTC
Transactions: 0 transactions in this block
Block hash: 0xb16e388cc3c851cc06ae781f3add2f68f3ae62e0128b34be60f121bb0d442916
Parent hash: 0x2557655d…9f1d125e
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,288,221 on Arc Mainnet is empty.

0xa629c201…f857da77

Gas used / limit

31.5%9,456,384 / 30,000,000

Base fee

20 gwei

State root

0x86b16f94e10f…45146b8ed02d

Transactions root

0x14e0ef906a7c…b9e8e19e79e9

Receipts root

0xf3e44eb64f20…ec87e7325b77

Nonce

0x0000000000000000

Extra data

0x00000004a817c800