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 #21278779 · ArcScan

Block

#21,278,779

2026-09-17 05:34:42 UTC

FinalizedProposed 7 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,278,779
Timestamp: 7 days ago · 2026-09-17 05:34:42 UTC
Transactions: 0 transactions in this block
Block hash: 0x7d5e0a848dce065081a3ef39627cdcdad6633b267bb5de9698dc0a74787b42e6
Parent hash: 0xb9dbbb81…7f8a437b
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,278,779 on Arc Mainnet is empty.

0x4b4eedf1…fd908cc8

Gas used / limit

11.6%3,474,273 / 30,000,000

Base fee

20 gwei

State root

0x21c23f258625…3750548b03cf

Transactions root

0xd43843fbcfa0…28a944175ff3

Receipts root

0x1837a7b9a394…f69e8f49cd8b

Nonce

0x0000000000000000

Extra data

0x00000004a817c800