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 #21238257 · ArcScan

Block

#21,238,257

2026-09-16 23:52:29 UTC

FinalizedProposed 7 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,238,257
Timestamp: 7 days ago · 2026-09-16 23:52:29 UTC
Transactions: 0 transactions in this block
Block hash: 0x3db172265036479f86ff6b0ed56a2084dd55e4dd1594d4444ce816adcddea4a1
Parent hash: 0x35fff380…3aec3cbd
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,238,257 on Arc Mainnet is empty.

0x2de18a87…11f5fdd7

Gas used / limit

17.3%5,179,272 / 30,000,000

Base fee

20 gwei

State root

0x67f82e532fed…4df36c8cf929

Transactions root

0x551e41435eba…4f8c36038c6b

Receipts root

0x009ea5c0e2c1…6e8ae852d0b0

Nonce

0x0000000000000000

Extra data

0x00000004a817c800