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Merged
merged 7 commits into from
Sep 23, 2025
Merged

Add Union mainnet #6610

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d843aa1
feat(chains): add Union mainnet
PoisonPhang Sep 16, 2025
b0b7799
fix(chains): use semver not tag for uniond
PoisonPhang Sep 17, 2025
2911036
fix(chains): fix union GH repo link
PoisonPhang Sep 17, 2025
97160db
fix(chains): use local images
PoisonPhang Sep 17, 2025
4027287
chore(chains): update more images on union
PoisonPhang Sep 17, 2025
b1f4e7f
fix(chains): only use semver for cometbls
PoisonPhang Sep 18, 2025
e368bf7
chore(chains): use bft for Union consensus
PoisonPhang Sep 23, 2025
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42 changes: 42 additions & 0 deletions union/assetlist.json
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{
"$schema": "../assetlist.schema.json",
"chain_name": "union",
"assets": [
{
"description": "Union is the zero-knowledge (zk) interoperability network that functions as a settlement and liquidity layer for protocols and asset issuers.",
"extended_description": "Union is the zero-knowledge (zk) interoperability network that functions as a settlement and liquidity layer for protocols and asset issuers. Union supports direct connections between L1s, L2s, and rollups regardless of execution environment, while still being powered by the most secure consensus verification.",
"denom_units": [
{
"denom": "au",
"exponent": 0
},
{
"denom": "U",
"exponent": 18
}
],
"base": "au",
"name": "U",
"display": "U",
"symbol": "U",
"logo_URIs": {
"png": "https://raw.githubusercontent.com/cosmos/chain-registry/master/union/images/u.png",
"svg": "https://raw.githubusercontent.com/cosmos/chain-registry/master/union/images/u.svg"
},
"coingecko_id": "union-2",
"images": [
{
"png": "https://raw.githubusercontent.com/cosmos/chain-registry/master/union/images/u.png",
"svg": "https://raw.githubusercontent.com/cosmos/chain-registry/master/union/images/u.svg"
}
],
"socials": {
"website": "https://union.build/",
"twitter": "https://x.com/union_build",
"discord": "https://discord.union.build",
"github": "https://github.com/unionlabs/union"
},
"type_asset": "sdk.coin"
}
]
}
175 changes: 175 additions & 0 deletions union/chain.json
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{
"$schema": "../chain.schema.json",
"chain_name": "union",
"status": "live",
"website": "https://union.build/",
"network_type": "mainnet",
"pretty_name": "Union",
"chain_type": "cosmos",
"chain_id": "union-1",
"bech32_prefix": "union",
"daemon_name": "uniond",
"node_home": "$HOME/.union",
"key_algos": [
"secp256k1"
],
"slip44": 118,
"fees": {
"fee_tokens": [
{
"denom": "au",
"fixed_min_gas_price": 100000000,
"low_gas_price": 100000000,
"average_gas_price": 100000000,
"high_gas_price": 200000000
}
]
},
"staking": {
"staking_tokens": [
{
"denom": "au"
}
]
},
"codebase": {
"git_repo": "https://github.com/unionlabs/union",
"recommended_version": "v1.2.2",
"compatible_versions": [
"v1.2.2"
],
"binaries": {
"linux/amd64": "https://github.com/unionlabs/union/releases/download/uniond%2Fv1.2.2/uniond-release-x86_64-linux",
"linux/arm64": "https://github.com/unionlabs/union/releases/download/uniond%2Fv1.2.2/uniond-release-aarch64-linux"
},
"consensus": {
"type": "cometbls",
"version": "v1.0.1-cometbls",
"repo": "https://github.com/unionlabs/cometbls",
"tag": "v1.0.1-cometbls"
},
"genesis": {
"genesis_url": "https://rpc.union.build/genesis"
},
"sdk": {
"type": "cosmos",
"repo": "https://github.com/unionlabs/cosmos-sdk",
"version": "v0.50.13",
"tag": "v0.50.13-cometblsv1"
}
},
"logo_URIs": {
"png": "https://raw.githubusercontent.com/cosmos/chain-registry/master/union/images/u.png",
"svg": "https://raw.githubusercontent.com/cosmos/chain-registry/master/union/images/u.svg"
},
"description": "Union is the zero-knowledge (zk) interoperability network that functions as a settlement and liquidity layer for protocols and asset issuers.",
"peers": {
"seeds": [
{
"id": "20e1000e88125698264454a884812746c2eb4807",
"address": "seeds.lavenderfive.com:24656",
"provider": "Lavender.Five Nodes 🐝"
},
{
"id": "ade4d8bc8cbe014af6ebdf3cb7b1e9ad36f412c0",
"address": "seeds.polkachu.com:24656",
"provider": "Polkachu"
}
],
"persistent_peers": []
},
"apis": {
"rpc": [
{
"address": "https://rpc.union.build",
"provider": "Union"
},
{
"address": "https://rpc-1.union.nodes.guru",
"provider": "Nodes.Guru"
},
{
"address": "https://rpc.lavenderfive.com/union",
"provider": "Lavender.Five Nodes 🐝"
},
{
"address": "https://union-rpc.polkachu.com",
"provider": "Polkachu"
},
{
"address": "https://union-rpc.kingnodes.com",
"provider": "Kingnodes 👑"
},
{
"address": "https://union-rpc.stakeandrelax.net",
"provider": "Stake&Relax"
}
],
"rest": [
{
"address": "https://rest.union.build",
"provider": "Union"
},
{
"address": "https://api-1.union.nodes.guru",
"provider": "Nodes.Guru"
},
{
"address": "https://rest.lavenderfive.com/union",
"provider": "Lavender.Five Nodes 🐝"
},
{
"address": "https://union-api.polkachu.com",
"provider": "Polkachu"
},
{
"address": "https://union-rest.kingnodes.com",
"provider": "Kingnodes 👑"
},
{
"address": "https://union-api.stakeandrelax.net",
"provider": "Stake&Relax"
}
],
"grpc": [
{
"address": "grpc.union.build:443",
"provider": "Union"
},
{
"address": "grpc-1.union.nodes.guru:443",
"provider": "Nodes.Guru"
},
{
"address": "union.lavenderfive.com:443",
"provider": "Lavender.Five Nodes 🐝"
},
{
"address": "union-grpc.polkachu.com:24690",
"provider": "Polkachu"
},
{
"address": "union-grpc.kingnodes.com:443",
"provider": "Kingnodes 👑"
},
{
"address": "union-grpc.stakeandrelax.net:24690",
"provider": "Stake&Relax"
}
]
},
"explorers": [
{
"kind": "Ping.Pub",
"url": "https://explorer.union.build/union",
"tx_page": "https://explorer.union.build/union/tx/${txHash}",
"account_page": "https://explorer.union.build/union/account/${accountAddress}"
}
],
"images": [
{
"png": "https://raw.githubusercontent.com/cosmos/chain-registry/master/union/images/u.png",
"svg": "https://raw.githubusercontent.com/cosmos/chain-registry/master/union/images/u.svg"
}
]
}
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9 changes: 9 additions & 0 deletions union/images/u.svg
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80 changes: 80 additions & 0 deletions union/versions.json
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{
"$schema": "../versions.schema.json",
"chain_name": "union",
"versions": [
{
"name": "v1.0.0",
"recommended_version": "v1.0.0",
"compatible_versions": [
"v1.0.0"
],
"binaries": {
"linux/amd64": "https://github.com/unionlabs/union/releases/download/uniond%2Fv1.0.0/uniond-release-x86_64-linux",
"linux/arm64": "https://github.com/unionlabs/union/releases/download/uniond%2Fv1.0.0/uniond-release-aarch64-linux"
},
"consensus": {
"type": "cometbls",
"version": "v1.0.1-cometbls",
"repo": "https://github.com/unionlabs/cometbls",
"tag": "v1.0.1-cometbls"
},
"next_version_name": "v1.1.0",
"sdk": {
"type": "cosmos",
"repo": "https://github.com/unionlabs/cosmos-sdk",
"version": "v0.50.11"
}
},
{
"name": "v1.1.0",
"proposal": 3,
"height": 1641800,
"recommended_version": "v1.1.1",
"compatible_versions": [
"v1.1.1"
],
"binaries": {
"linux/amd64": "https://github.com/unionlabs/union/releases/download/uniond%2Fv1.1.1/uniond-release-aarch64-linux",
"linux/arm64": "https://github.com/unionlabs/union/releases/download/uniond%2Fv1.1.1/uniond-release-aarch64-linux"
},
"consensus":{
"type": "cometbls",
"version": "v1.0.1-cometbls",
"repo": "https://github.com/unionlabs/cometbls",
"tag": "v1.0.1-cometbls"
},
"next_version_name": "v1.2.0",
"sdk": {
"type": "cosmos",
"repo": "https://github.com/unionlabs/cosmos-sdk",
"version": "v0.50.11"
}
},
{
"name": "v1.2.0",
"proposal": 5,
"height": 2433000,
"recommended_version": "v1.2.2",
"compatible_versions": [
"v1.2.2"
],
"binaries": {
"linux/amd64": "https://github.com/unionlabs/union/releases/download/uniond%2Fv1.2.2/uniond-release-aarch64-linux",
"linux/arm64": "https://github.com/unionlabs/union/releases/download/uniond%2Fv1.2.2/uniond-release-aarch64-linux"
},
"consensus":{
"type": "cometbls",
"version": "v1.0.1-cometbls",
"repo": "https://github.com/unionlabs/cometbls",
"tag": "v1.0.1-cometbls"
},
"next_version_name": "v1.2.0",
"sdk": {
"type": "cosmos",
"repo": "https://github.com/unionlabs/cosmos-sdk",
"version": "v0.50.13",
"tag": "v0.50.13-cometblsv1"
}
}
]
}
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