PIP-136: Set Paloma GRAIN ERC-20 to denom mapping on Arbitrum

Governance
1

PIP-136: Set Upgraded GRAIN ERC-20 to denom mapping on Arbitrum

Status: Proposed

Author(s): @birdlay

Type: EVM Proposal

Discussions-to: Governance - Paloma

Created: 05/02/25

Simple Summary

The erc20 GRAIN - denom linking on Arbitrum main was incorrect. As such, we need to redeploy the GRAIN erc20 contract on Arbitrum and set the denom again.

Abstract

The erc20 GRAIN - denom linking on Arbitrum main was incorrect. As such, we need to redeploy the GRAIN erc20 contract on Arbitrum and set the denom again.

Technical Specification

Paloma GRAIN token addresses on each chain

EVM_CHAIN=arbitrum-main
TOKEN_ADDRESS=0xfb0fC12E82d62f279Ba5b4cE60A8E7c278EC6477

How to submit the proposal

Proposal Vote Command for CLI

palomad tx gov submit-proposal ./pip-136.json \
--gas auto \
--node=<your paloma node>/ \
--chain-id tumbler \
--from <Your Paloma Address>

pip-136.json

{
 "messages": [
  {
   "@type": "/palomachain.paloma.skyway.MsgSetERC20MappingProposal",
   "metadata": {
    "creator": "paloma10d07y265gmmuvt4z0w9aw880jnsr700jz87xyk",
    "signers": ["paloma10d07y265gmmuvt4z0w9aw880jnsr700jz87xyk"]
   },
   "authority": "paloma10d07y265gmmuvt4z0w9aw880jnsr700jz87xyk",
   "mappings": [
	   {
	    "chain_reference_id": "arbitrum-main",
	    "erc20": "0xfb0fC12E82d62f279Ba5b4cE60A8E7c278EC6477",
	    "denom": "ugrain" 
	   }
   ]
  }
 ],
 "metadata": "ipfs://CID",
 "deposit": "1000000000ugrain",
 "title": "Reset Paloma GRAIN ERC-20 mapping on Arbitrum",
 "summary": "PIP-124: Vote to reset Paloma GRAIN ERC-20 mapping on Arbitrum Mainnet",
 "expedited": true
}

How to Vote on Proposals 197

**Paloma Client:**
palomad tx gov vote 197 yes \
--chain-id tumbler \
--from <Your Paloma Address> \
--fees 400ugrain \
--node <Your node> \
-y

**Paloma LightNode Users of V2 Only:**
1. Windows
docker run --rm --pull=always -ti -v $env:USERPROFILE\paloma-lightnode\.paloma:/root/.paloma palomachain/lightnode-client:v2 vote-proposal 197 yes

1. Mac, Linux & VPS
sh $HOME/Downloads/setup.sh vote-proposal 197 yes

Motivation

With this vote, Paloma will deploy the upgraded Paloma GRAIN token on Arbitrum Mainnet.

Paloma wants to be the fastest relay chain in the world with the most decentralized network of validators that can attest to any transaction with the fastest possible execution. Paloma aims to make it easy for developers to control smart contracts on any Solana, Ethereum L1, L2, and L3 chain.

To learn more about Paloma, please visit https://palomachain.com

To follow the project on Github, please star the project GitHub - palomachain/paloma: The fast blockchain messenger protocol

To participate in the community, please join the Paloma Discord: Paloma