Overview Blocks Txns

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

© 2026 ArcScan · Independent community explorer.

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 #0x3a3b637296cb875cdc8598332303888d590561fb2abf4bf412151035d28a1eda · ArcScan

Block

#21,278,308

2026-09-17 05:30:43 UTC

FinalizedProposed 7 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,278,308
Timestamp: 7 days ago · 2026-09-17 05:30:43 UTC
Transactions: 0 transactions in this block
Block hash: 0x3a3b637296cb875cdc8598332303888d590561fb2abf4bf412151035d28a1eda
Parent hash: 0xc7e318bb…67c47b60
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,278,308 on Arc Mainnet is empty.

0x3f37c5a8…4cf35c8c

Gas used / limit

13.6%4,088,296 / 30,000,000

Base fee

20 gwei

State root

0x8428d1fe86d6…fc24c277bd33

Transactions root

0x5a6b050d0f42…3df046951331

Receipts root

0x76bf935242c9…caff2598f651

Nonce

0x0000000000000000

Extra data

0x00000004a817c800