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 #21378657 · ArcScan

Block

#21,378,657

2026-09-17 19:39:11 UTC

FinalizedProposed 55 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,378,657
Timestamp: 55 days ago · 2026-09-17 19:39:11 UTC
Transactions: 0 transactions in this block
Block hash: 0x9efc8a8ccc9a295451e4aca1727807cb5afeea03639ed9d8f9a7696b67fed7e8
Parent hash: 0x08300432…ce0515a7
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,378,657 on Arc Mainnet is empty.

0x47b9fb84…ab704e35

Gas used / limit

7.8%2,331,269 / 30,000,000

Base fee

20 gwei

State root

0x5fc5c59bc3df…147715fc1c06

Transactions root

0x5fc21bdd7be2…ca6329179ee5

Receipts root

0xeaf24295e0e5…2d08596dbffc

Nonce

0x0000000000000000

Extra data

0x00000004a817c800