API Reference
  1. OneFinOps API
  2. E-Invoice

Get IRN by Document Details

get
https://api.in.onefinops.com/v1/einvoices/bydocdetails

Look up an IRN by document type / number / date. Response shape matches Generate IRN.

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Query Params
string
enum
required

Document type: INV (Invoice), CRN (Credit Note), DBN (Debit Note).

Allowed:
string
required

The invoice / credit-note / debit-note number originally supplied on Generate IRN.

date
required

Document date in YYYY-MM-DD format.

Headers
string
required
length between 15 and 15
^[0-9]{2}[A-Z]{5}[0-9]{4}[A-Z][A-Z0-9]{3}$

GSTIN whose NIC IRP / EWB-portal credential authorizes the call.
Seed each GSTIN's credential through the Developer Console.

uuid

Optional client-supplied UUID for correlation across logs and dashboards. If omitted, OneFinOps mints one and echoes it back on the response.

Responses

Updated 5 months ago

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Response
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application/json

Updated 5 months ago

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