Certified Email with Legal Validity & RFC 3161
Send emails with full legal evidence (Law 527/1999 & Law 2213/2022). Upon verified SMTP 250 delivery, an RFC 3161 timestamp is stamped and a legal proof PDF certificate is generated with SHA-256 hash.
POST/v1/emails
POST /v1/emails
Authorization: Bearer sk_live_...
Idempotency-Key: f3e2a1b9-7711...
{
"type": "certified",
"domain": "cliente-demo.co",
"to": "destinatario@empresa.com",
"subject": "Notificación Judicial / Contrato A-2291",
"html": "<h1>Notificación Oficial</h1><p>Adjuntamos el contrato...</p>",
"attachments": [
{
"filename": "contrato.pdf",
"contentType": "application/pdf",
"content": "JVBERi0xLjQKJcTl8uXrp..."
}
]
}
PARAMETERS
type
enum
certified (with legal proof & RFC 3161) or transactional (standard)
domain
string
Verified client root domain (e.g. cliente-demo.co)
to
string
Recipient email address
subject
string
Official email subject
attachments
array
Base64 attachments with filename and contentType