imtoken will never ask for your seed phrase, private key or verification code. Always review the address, network and request details before transferring, signing or approving.
imtoken · Knowledge Guide

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Public blockchains rely on distributed nodes to maintain state. Blocks, transactions, confirmations and explorers form the basic mental model.

How nodes propagate transactions

After a user signs and submits a transaction, it propagates among network nodes and waits to be included in a block. The wallet helps construct and broadcast the request, but final state is determined by network consensus and block execution. In practice, place “how nodes propagate transactions” back into the context of the active account, network and intended target instead of judging the action from interface styling or button labels alone.

Blocks record state changes

Blocks organize transactions under protocol rules and record resulting state changes. Inclusion in a block does not mean every network reaches the same level of finality immediately; later blocks and consensus rules still matter. This is rarely solved safely by clicking through again. A repeatable verification order for blocks record state changes is more reliable than trial and error.

Confirmations are network-specific

Some services wait for multiple confirmations to reduce risks such as short reorganizations. Because block times and finality differ across public chains, confirmation requirements should be interpreted for the specific network and receiving service. Treating confirmations are network-specific as its own decision point helps prevent rapid click-through mistakes across multiple accounts, networks or DApp steps.

The transaction hash is a public reference

A transaction hash can be used in a block explorer to inspect status, block height, sender, recipient, fees and contract events. It is a public identifier, not secret material like a private key or seed phrase. The practical goal of the transaction hash is a public reference is to separate on-chain facts from interface presentation; if the two disagree, verify public blockchain state first.

Explorers do not replace security judgment

A block explorer displays public on-chain facts but does not decide whether a contract deserves trust. A deployed contract or confirmed transaction only proves that an on-chain record exists; it is not a security endorsement of a project or DApp. Because blockchain actions can create persistent or irreversible state, understanding explorers do not replace security judgment should come before signing, approving or submitting.

Public ledgers and privacy

Public-chain addresses can usually be inspected by anyone, and long-term reuse can link multiple public activities together. Before sharing an address or connecting a DApp, understand that visibility and select an account appropriate for the purpose. Reviewing public ledgers and privacy never requires giving anyone a seed phrase or private key; public state can be checked with addresses, transaction hashes and contract information.

Practical checklist

Use this list as a final review before you submit a transaction, signature or approval related to this topic.

  • Keep the transaction hash after submission
  • Confirm the network and block containing the transaction
  • Interpret confirmation depth for the specific chain
  • Distinguish public hashes from secret key material
  • Do not treat explorer records as a security endorsement
Security boundary

Never share a seed phrase, private key or verification code. A wallet provider generally cannot reverse a confirmed on-chain transaction, and third-party DApps or smart contracts can carry independent risk.