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 #21261121 · ArcScan

Block

#21,261,121

2026-09-17 03:05:32 UTC

FinalizedProposed 36 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,261,121
Timestamp: 36 days ago · 2026-09-17 03:05:32 UTC
Transactions: 0 transactions in this block
Block hash: 0x19436fe3ad5cdf4206b67ace00fe914972afff3bceb8d7b9b0d13b6b02d269a1
Parent hash: 0xff7e1fbe…28474bc3
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,261,121 on Arc Mainnet is empty.

0x3f37c5a8…4cf35c8c

Gas used / limit

12.1%3,625,882 / 30,000,000

Base fee

20 gwei

State root

0xba5e38929a82…b8a75def09f2

Transactions root

0x28baf43facd8…16214364bde8

Receipts root

0xddcd1892b6eb…65a92cfefcd3

Nonce

0x0000000000000000

Extra data

0x00000004a817c800