UUID v1 Example

UUID v1 is time-based, generated from timestamp and MAC address. UUID: 550e8400-e29b-11d4-a716-446655440000

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UUID v1 Example

UUID v1 is time-based, generated from timestamp and MAC address.

550e8400-e29b-11d4-a716-446655440000

UUID Components

A UUID consists of 32 hexadecimal digits in the format: xxxxxxxx-xxxx-Mxxx-Nxxx-xxxxxxxxxxxx

M: Version number (1-5)
N: Variant (8, 9, a, or b for standard UUIDs)

Code Examples

// JavaScript
crypto.randomUUID(); // Generate v4 UUID

# Python
import uuid
str(uuid.uuid4()) # Generate v4 UUID

# Command line (Linux)
uuidgen

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