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 #21421274 · ArcScan

Block

#21,421,274

2026-09-18 01:39:24 UTC

FinalizedProposed 55 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,421,274
Timestamp: 55 days ago · 2026-09-18 01:39:24 UTC
Transactions: 0 transactions in this block
Block hash: 0xe878630c79bdd21b7bf73731313a23b1358d671e0c64b3b8ebfd96e17193ae3e
Parent hash: 0x315bb11e…08df64df
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,421,274 on Arc Mainnet is empty.

0x3286a95d…267ad7c8

Gas used / limit

8.6%2,569,367 / 30,000,000

Base fee

20 gwei

State root

0xf3b542942470…27337f928ce6

Transactions root

0x472d10816d05…9f58bbc2f226

Receipts root

0x8d0bb91c9524…b03927b1e030

Nonce

0x0000000000000000

Extra data

0x00000004a817c800