Company history check

Production

https://api.polestar-production.com

GET

/purpletrac/v1/companyhistorycheck

Retrieves company (ownership/management) history check results: how a vessel's associated companies (registered owner, operator, ship manager, technical manager, group beneficial owner) changed over a lookback period, and the severity of those changes.

Request

Authorization

API Key

Add parameter in query

api_key

Example:

api_key: ********************

Query Params

Responses

🟢200OK

application/json

The countries associated with the companies behind the vessel, and whether any is sanctioned.

Headers

Bodyapplication/json

🟠400Bad Request

🟠401Unauthorized

🔴500Server Error

Request Example

Shell

JavaScript

Java

Swift

curl --location 'https://api.polestar-production.com/purpletrac/v1/companyhistorycheck?username=undefined&limit=undefined&offset=undefined&screenresult=undefined&most_recent=undefined&api_key=%3Capi-key%3E'

Response Example

200 - Default

{
    "meta": {
        "limit": 20,
        "next": null,
        "offset": 0,
        "previous": null,
        "total_count": 1
    },
    "objects": [
        {
            "id": 881,
            "resource_uri": "/api/v1/companyhistorycheck/881/",
            "screenresult": "/api/v1/screenresult/2840116",
            "creation_date": "2026-05-01T02:00:00",
            "association_role": "OPERATOR",
            "company_changes_count": 2,
            "threshold_severity": "WARNING",
            "history_severity": "WARNING"
        }
    ]
}

Modified at 2026-09-18 08:35:54

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