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 #21378205 · ArcScan

Block

#21,378,205

2026-09-17 19:35:22 UTC

FinalizedProposed 59 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,378,205
Timestamp: 59 days ago · 2026-09-17 19:35:22 UTC
Transactions: 0 transactions in this block
Block hash: 0xb126a67e41f05dafb6a1068e25274f04459d1faf590c6a1660d201b92b6f29ba
Parent hash: 0xd5dca137…677f79ec
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,378,205 on Arc Mainnet is empty.

0x7f0706af…61d4db05

Gas used / limit

12.0%3,606,931 / 30,000,000

Base fee

20 gwei

State root

0x71018587ee92…69f8ac8943d3

Transactions root

0xc34c5dfb855f…43a16d09e639

Receipts root

0xa369dbf47ac5…d36074a6432d

Nonce

0x0000000000000000

Extra data

0x00000004a817c800