# Bulk deduplication hash workflow

**Use case:** 

Create repeatable hash fingerprints for normalized product titles, URLs, or IDs before loading records into a pipeline.

## Input

```json
{
  "strings": [
    "iphone 15 pro max 256gb black",
    "https://example.com/products/iphone-15-pro",
    "SKU-000123-warehouse-eu"
  ]
}
```

## Output

```json
{
  "input": {
    "label": "Input"
  },
  "md5": {
    "label": "MD5"
  },
  "sha1": {
    "label": "SHA-1"
  },
  "sha256": {
    "label": "SHA-256"
  }
}
```

## About this Actor

This example demonstrates how to use [Hash Generator](https://apify.com/automation-lab/hash-generator) with a specific input configuration. Visit the [Actor detail page](https://apify.com/automation-lab/hash-generator) to learn more, explore other use cases, and run it yourself.