Online UUID Generator

Timestamp-based unique identifiers

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Version 1 UUID

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Bulk Generation

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What is UUID Version 1?

Version 1 UUIDs are generated based on timestamp and MAC address, providing time-ordered unique identifiers with embedded temporal information.

Format

8-4-4-4-12

Based On

Time + MAC

Features

• Time-ordered sequence
• Embeds creation timestamp
• Node identifier included
• Sortable by creation time

Common Uses

• Time-sensitive records
• Chronological ordering
• Audit trails
• Event logging

Service Disclaimer

Our UUID generation service is provided "as-is" for your convenience. While we strive for quality, we cannot guarantee absolute uniqueness of generated UUIDs. Please use these UUIDs responsibly and at your own discretion. By using this service, you accept these terms.

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UUIDs conform to RFC 4122. Learn more about UUID v1 at Wikipedia.