To track an Ethereum deposit to Mantle, check the Ethereum transaction first, then confirm the matching balance on Mantle. The source transaction hash, a unique transaction ID, lets you follow the transfer from one network to the other.
- A successful Ethereum transaction is the first step, not proof the Mantle balance has arrived.
- Allow about two minutes in typical conditions, but network delays can change that.
- If the token is missing, check its network and token contract before sending again.
A deposit has two separate confirmations
An Ethereum-to-Mantle deposit starts with a transaction on Ethereum, also called Layer 1 or L1. The bridge records the asset there and sends a message that tells Mantle, the Layer 2 network or L2, to credit the matching balance.
That means “confirmed on Ethereum” and “available on Mantle” are different checkpoints. In the usual bridge flow, the deposit message is relayed after the Ethereum transaction is accepted; the balance is usable once it appears on Mantle.
For example, imagine your Ethereum wallet starts with 0.5 ETH and you deposit 0.2 ETH. After the source transaction succeeds, the Ethereum balance falls, but the Mantle balance may take a little longer to show the corresponding bridged ETH.
Check the source transaction before checking Mantle
Start with the transaction hash from the wallet that signed the deposit. Look it up on an Ethereum block explorer, a site that shows public network transactions, and check whether it succeeded or failed.
If it failed, the deposit did not complete. If it succeeded, note the sending address, receiving address, token, and amount; then check that same receiving address on Mantle’s block explorer. Mantlescan is Mantle’s explorer.
For an ERC-20 token, a token standard used by many Ethereum currencies, there may be an approval transaction before the deposit. An approval only lets the bridge contract use a set amount of that token. It does not move the funds, so find the later deposit transaction before expecting a Mantle balance.
Match the token and address before acting again
Compare the destination address and token, not just the ticker or name. A ticker is a short token label, and different tokens can use the same label. Mantle’s bridge token list maps supported Ethereum tokens to their Mantle versions.
A balance can also be present on Mantle while your wallet hides it. Check the receiving address on Mantlescan; if the token transfer is recorded there, verify the token contract against Mantle’s official mapping before importing it for display in your wallet.
Do not send a second deposit just because the first balance is not visible yet. The official bridge’s FAQ gives about two minutes as a typical deposit duration, but Ethereum congestion and message processing can add time. Keep the source hash and compare the destination address before retrying.
When a business needs ETH, MNT, or supported tokens on Mantle, Mantle Bridge is the official bridge for moving them from Ethereum. After the deposit arrives, you may need MNT to pay for transactions on Mantle. Before acting, ask yourself: has the original deposit reached the exact address and token contract I intend to use?
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