Elysium L2 on HyperEVM

Arbitrum Orbit rollup settled on HyperEVM, HYPE as gas. Chain 99801.

Testnet

Chain ID

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parent chain 998 (HyperEVM testnet)

ArbOS

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Block time

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Gas price

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Speed limit

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HYPE transfer

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Connect

RPC	https://testnet-rpc.elysium.kinetiq.xyz Public, CORS open, rate limited. debug_* methods need an API key.
Alternate RPC	https://elysium-testnet-rpc.hypedexer.com Public, CORS open. This page reads through it first.
Chain ID	99801 (0x185d9)
Currency	HYPE, 18 decimals
Explorer	https://test-explorer.elysium.kinetiq.xyz
Sequencer feed	wss://relay-elysium-testnet.t.conduit.xyz/ Nitro relay feed, for nodes (--node.feed.input.url)
Client	… Version reported by the RPC that answered
Data availability	AnyTrust committee DAS REST aggregator https://das-elysium-testnet.t.conduit.xyz
Retryables	… ArbRetryableTx.getLifetime()

System contracts on Elysium

Arbitrum precompiles

ArbSys	0x0000…0064	L2 to parent messages (withdrawals), ArbOS version, block number
ArbInfo	0x0000…0065	Balance and code of any account
ArbAddressTable	0x0000…0066	Address compression for calldata
ArbOwnerPublic	0x0000…006b	Chain owners, network fee account
ArbGasInfo	0x0000…006C	Gas prices, parent chain posting cost, speed limit
ArbAggregator	0x0000…006D	Batch poster settings
ArbRetryableTx	0x0000…006E	Redeem, keep alive or cancel retryable tickets
ArbStatistics	0x0000…006F	Chain statistics
ArbWasm	0x0000…0071	Stylus (WASM) program activation and settings
ArbWasmCache	0x0000…0072	Stylus program cache
NodeInterface	0x0000…00C8	Virtual contract, eth_call only: gas estimates with the parent chain component

What a transaction pays

ArbGasInfo.getPricesInWei(), live

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Priority fees are ignored on Arbitrum chains: eth_feeHistory rewards are all zero here. Set maxFeePerGas at or above the gas price and use eth_estimateGas, which includes the posting cost.

Rollup contracts on HyperEVM

deployed at HyperEVM block 63,983,746

Rollup	0xEbf0…39Df	Assertions and validation
Bridge	0x36dA…4f37	Holds bridged HYPE, relays messages
Inbox	0x1117…8Ec0	Deposits and retryable tickets from HyperEVM
Sequencer inbox	0xb5B1…01E3	Receives the batches posted by the sequencer
Validator wallet creator	0xe78a…C967	Deploys validator wallets
Stake token	0x5555…5555	Token validators stake

Source: chain config published by Conduit.

Chain governance

ArbOwnerPublic, live

Chain owners	… Initial owner at genesis: 0x58a1f95a4C7B9195D20e691C1F993100E6c42a11
Network fee account	… Receives the execution fees