Add Ethereum on Arbitrum (ARBETH) support#82
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This was referenced Jul 11, 2026
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What
Adds an
ARBETHcoin class for Ethereum on Arbitrum One, mirroring the existingMATICclass:coin_name = "ARBETH",friendly_name = "Ethereum (Arbitrum)", default RPC URLhttp://localhost:5012. Registered inCOINSand the package imports; docs and changelog updated.Why ARBETH and not ARB
Arbitrum's native gas currency is ETH — ARB is only an ERC-20 governance token. Since the coin name doubles as the currency ticker across bitcart (exchange rates, money formatting, invoices) and
ETHis taken by mainnet,ARBETHnames the asset honestly. The ARB token is offered as a regular ERC-20 token in the daemon's token list instead.Testing
ARBETHimport/instantiation verified (coin_name,friendly_name,COINSregistration).tests/regtest, which needs a regtest bitcoind): 60/60 passing against a live BTC testnet daemon, mirroring the CI setup.getinfoconnected, seed → wallet → zero balance →add_requestreturningethereum:0x…@421614?value=….Companion PRs
Daemon-side support lands in the companion bitcart PR (bitcart/bitcart#618: daemon + token list + config registrations); deployment support in bitcart/bitcart-docker#51. This SDK PR is the prerequisite: bitcart's API imports
COINSfrom this package, so the coin can only be enabled there once a release includes this change.