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 #21255821 · ArcScan

Block

#21,255,821

2026-09-17 02:20:46 UTC

FinalizedProposed 47 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,255,821
Timestamp: 47 days ago · 2026-09-17 02:20:46 UTC
Transactions: 0 transactions in this block
Block hash: 0xdefb1149963feb61279ee5e3f56413373dab39c7a3ea37abe8676731d41340ca
Parent hash: 0x37f8c7e1…75121763
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,255,821 on Arc Mainnet is empty.

0xefd77206…4d00a4fd

Gas used / limit

8.7%2,602,705 / 30,000,000

Base fee

20 gwei

State root

0xf24f8ed844f5…316434d4c791

Transactions root

0x1d5d7881c1b8…43a5375f0058

Receipts root

0x7ea1cddcee3b…c5c1b701afe6

Nonce

0x0000000000000000

Extra data

0x00000004a817c800