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 #21378859 · ArcScan

Block

#21,378,859

2026-09-17 19:40:54 UTC

FinalizedProposed 54 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,378,859
Timestamp: 54 days ago · 2026-09-17 19:40:54 UTC
Transactions: 0 transactions in this block
Block hash: 0x5f9d9c8c49d918d9598545dcff7a9ad99e197a77a20a87d1f966891339d088b8
Parent hash: 0x4e786c78…609cb63b
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,378,859 on Arc Mainnet is empty.

0x3286a95d…267ad7c8

Gas used / limit

18.4%5,533,976 / 30,000,000

Base fee

20 gwei

State root

0xe5bb62f32339…601eb9d83745

Transactions root

0xf184d51ce956…b69f66f71ae8

Receipts root

0xbf681638cfc0…f48efc404ca6

Nonce

0x0000000000000000

Extra data

0x00000004a817c800