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 #21556921 · ArcScan

Block

#21,556,921

2026-09-18 20:46:03 UTC

FinalizedProposed 4 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,556,921
Timestamp: 4 days ago · 2026-09-18 20:46:03 UTC
Transactions: 0 transactions in this block
Block hash: 0x2a4924681aca670d8f3a7f24774899284d811bbfda31ca8a74f5ddc2866f3183
Parent hash: 0x90c0bfe7…689b8cc5
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,556,921 on Arc Mainnet is empty.

0x3f37c5a8…4cf35c8c

Gas used / limit

3.9%1,174,379 / 30,000,000

Base fee

20 gwei

State root

0x721347e82b2a…24c9e57c0027

Transactions root

0x555d8895e33c…faa229d3d626

Receipts root

0xb67e197de7fc…928a5d04b665

Nonce

0x0000000000000000

Extra data

0x00000004a817c800