aptos-models/models/descriptions/sequence_number.md

{% docs sequence_number %}

The sequence number for an account indicates the number of transactions that have been submitted and committed on-chain from that account, incremented with each executed or aborted transaction.

Data type: Integer Example:

• 0 (first transaction from account)
• 10 (11th transaction from account)
• 100 (101st transaction from account)

Business Context:

• Essential for transaction ordering and account activity tracking.
• Critical for preventing replay attacks and ensuring transaction uniqueness.
• Enables account-based analytics and transaction sequence analysis.

{% enddocs %}