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 and practical checks

Public Chains

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

A public chain maintains a shared ledger through public protocol rules

Transactions are not simply written into one central database. They are propagated, validated, ordered, and placed into blocks according to the network’s consensus rules.

That distinction separates a wallet interface message from the network’s actual state.

Nodes propagate and validate network information

Nodes store or retrieve chain data and check transactions and blocks against protocol rules. Wallets commonly use nodes or RPC services to read balances and broadcast signed transactions.

A node does not need the user’s seed phrase or private key to perform those public-data functions.

Blocks turn pending transactions into an ordered history

Validators or miners produce blocks under the network’s mechanism. Once a transaction enters a block it has its first confirmation, and later blocks can increase confidence in that history.

The required depth depends on the chain, application, and risk level.

The pending pool explains why a broadcast transaction can wait

After broadcast, a transaction may remain in nodes’ pending sets until fee, nonce, and protocol conditions allow inclusion. Congestion or low fees can lengthen that period.

“Sent” in a wallet does not necessarily mean “included in a block.”

Block explorers make public state easier to inspect

Explorers organize block height, transaction hashes, addresses, fees, events, and contract calls into readable pages. They are verification tools, not wallet-recovery tools.

A real explorer should not need your seed phrase to “unlock” a transaction.

Finality and reorganization shape what confirmation means

Some chains rely on probabilistic depth while others provide protocol-level finality checkpoints. Rare reorganizations can also change recent block history.

For material transfers, use the finality guidance of the actual network instead of a universal confirmation count.

Public-data boundary

Addresses, transaction hashes, and blocks are public verification data. Seed phrases and private keys are not explorer query fields.

Follow a transaction through the public-chain lifecycle

Think in stages: signing, broadcast, pending, block inclusion, and later confirmation. The wallet creates and displays the request; the network determines inclusion and finality.

Identify the network stage before taking action

When there is a delay, inspect the transaction hash and current block height before deciding whether to wait or use a network-supported replacement mechanism.

  • Separate wallet “submitted” from network “confirmed.”
  • Use the transaction hash to check block inclusion.
  • Follow the specific chain’s finality rules.
  • Nodes and explorers do not need your wallet secrets for public queries.