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IBC Bridge

The Inter-Blockchain Communication (IBC) Bridge allows for the permissionless transfer of digital assets between Terra Classic and the broader Cosmos ecosystem. Unlike traditional bridges, IBC utilizes light-client proofs to move assets without custodial risk or the need for third-party "wrapped" tokens.

By routing value through verified IBC channels, Juris users can:

  • Import Liquidity: Bring in native Noble USDC or Axelar USDC to use as collateral.

  • Export Yield: Bridge $LUNC, $USTC, or $JURIS to external DEXs for liquidity provision or profit-taking.

  • Trustless Security: Retain full control of your private keys; there is no central custodian holding your bridged assets.

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Juris Protocol IBC Tools

For a comprehensive view of all active relayers, channel health, and manual packet management, Juris Protocol provides a dedicated tool:

Official Dashboard: https://ibc.luncgoblins.com/arrow-up-right

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Supported Chains & Assets (Columbus-5)

The bridge is accessible under Transfer ➜ IBC Bridge in the Juris web-app. Always ensure you are using the Source Channel listed below when sending assets from Terra Classic.

Destination Chain

Chain ID

Source Channel (Terra Classic)

Native Assets Supported

Osmosis

osmosis-1

channel-1

$LUNC, $USTC, $OSMO

Axelar

axelar-dojo-1

channel-19

axlUSDC, axlUSDT, $ETH

Noble

noble-1

channel-113

Native USDC

Note: For other chains, it is recommended to bridge to Osmosis (Channel-1) first and then perform a second hop to your final destination.

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How the Bridge Works (Technical Workflow)

The IBC protocol ensures that escrow and mint/burn actions happen atomically through a four-step process:

  1. Escrow (Source): Your tokens are locked in a secure IBC module escrow account on Terra Classic.

  2. Packet Broadcast: A data packet containing the token amount and destination address is relayed over the dedicated channel.

  3. Voucher Minting (Destination): A representative "IBC voucher" is minted on the destination chain (e.g., Noble or Axelar).

  4. Redemption: When bridging back, the vouchers are burned on the external chain, and the original assets are automatically un-escrowed on Terra Classic.

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Security Best Practices

  • The Dust Test: Always send a small test amount (e.g., 100 $LUNC) before moving large positions to ensure the relayer is active.

  • Timeout Refunds: If a relayer goes offline mid-transfer, your funds are not lost. They will be automatically returned to your wallet after the IBC timeout period (usually 1 hour).

  • Verify Channels: Always double-check that you are using the Columbus-5 source channels listed above and not the "Phoenix-1" (Terra 2.0) channels.

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