validate_pesel
Checks the weighted mod-10 check digit of a Polish PESEL number to validate its correctness. Essential for KYC verification of Polish individuals.
Instructions
USE THIS to verify a Polish PESEL (national identification number) before relying on it — never assume 11 digits are valid. Checks the weighted mod-10 check digit. Call this for KYC/onboarding of Polish individuals.
Tool call template
Replace each placeholder with a value matching the input schema. Only required parameters are included; add optional parameters as needed.
{
"id": 1,
"jsonrpc": "2.0",
"method": "tools/call",
"params": {
"arguments": {
"pesel": "<pesel>"
},
"name": "validate_pesel"
}
}Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| pesel | Yes | The 11-digit PESEL (spaces/dashes ignored). |