File Check

Check whether a hash exists on the blockchain. Returns a simple found or not-found result.

Attribute	Details
Method	`POST`
Description	This endpoint checks whether a hash exists on the blockchain. Send the hash as JSON in the body.
Endpoint	`https://integritas.technology/core/v2/file/check`

Request Headers

Header	Value	Description
Content-Type	`application/json`	Specifies the content type as JSON
x-api-key	`your-api-key`	Add your API-key from your profile at https://integritas.technology/
x-request-id	`your-choice`	Add a request id to trace every step of the process

Request Body

Request Type	Content-Type	Body Type	Keys	Description
Raw data	`application/json`	`JSON`	`hash`	Input hash to check

Example

{
  "hash": "a1b2c3d4e5f67890abcdef1234567890abcdef1234567890abcdef1234567890"
}

Request Examples

curl -X POST https://integritas.minima.global/core/v2/file/check \
  -H "Content-Type: application/json" \
  -H "x-api-key: your-api-key" \
  -H "x-request-id: your-choice" \
  -d '{"hash":"a1b2c3d4e5f67890abcdef1234567890abcdef1234567890abcdef1234567890"}'

API Demo

Try the endpoint with your own API key and hash. The request is sent directly to the API, and the response is displayed below.

Your API key is only used for this request and is not stored.

API Response

The response indicates whether the hash was found on the blockchain.

Example Response (Hash Found)

{
  "service": "CORE_API",
  "apiVersion": 2,
  "requestId": "POSTMAN",
  "status": "success",
  "statusCode": 200,
  "message": "Hash checked",
  "timestamp": "2026-01-29T13:56:21.580Z",
  "data": {
    "service": "SEARCH_API",
    "apiVersion": 2,
    "requestId": "POSTMAN",
    "responseTime": "11.89 ms",
    "hash": "a1b2c3d4e5f67890abcdef1234567890abcdef1234567890abcdef1234567890",
    "data": "Hash found."
  }
}