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 #21420991 · ArcScan

Block

#21,420,991

2026-09-18 01:37:01 UTC

FinalizedProposed 52 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,420,991
Timestamp: 52 days ago · 2026-09-18 01:37:01 UTC
Transactions: 0 transactions in this block
Block hash: 0x8fb0426ca1fc58b457969a7a27c57a94d2abac1649f5a4798609ad8a928a47ec
Parent hash: 0xb6d6353b…8233fca6
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,420,991 on Arc Mainnet is empty.

0xa629c201…f857da77

Gas used / limit

3.0%901,619 / 30,000,000

Base fee

20 gwei

State root

0x2c6a5943f1af…0f7899f62899

Transactions root

0x596e32d149c4…798b977b9c9d

Receipts root

0x31eb3e9c4ba5…822ceffc1c15

Nonce

0x0000000000000000

Extra data

0x00000004a817c800