Certifica documentos.
Imposibles de falsificar.
Una línea de código. Prueba matemática para siempre.

# pip install requests
import hashlib, requests

# 1. Hash local — el archivo nunca sale
with open('contrato.pdf', 'rb') as f:
    sha256 = hashlib.sha256(f.read()).hexdigest()

# 2. Certificar
r = requests.post(
    'https://api.anchorum.co/api/v1/ingest',
    headers={'X-API-Key': 'anc_tu_api_key'},
    json={
        'filename':   'contrato.pdf',
        'hash_sha256': sha256,
        'batch_id':    'CONTRATOS-ABRIL-2026',
    }
)
doc = r.json()
print(doc['document_id'])
# → "164a0691-5d60-4823-a680-3f8c47b12a91"

# 3. Sellar lote en Bitcoin
requests.post(
    'https://api.anchorum.co/api/v1/merkle/generate',
    headers={'X-API-Key': 'anc_tu_api_key'},
    json={'batch_id': 'CONTRATOS-ABRIL-2026'}
)

// Node.js — crypto nativo
const crypto = require('crypto');
const fs     = require('fs');

// 1. Hash local
const sha256 = crypto
  .createHash('sha256')
  .update(fs.readFileSync('contrato.pdf'))
  .digest('hex');

// 2. Certificar
const res = await fetch(
  'https://api.anchorum.co/api/v1/ingest',
  {
    method:  'POST',
    headers: {
      'X-API-Key':     'anc_tu_api_key',
      'Content-Type':  'application/json',
    },
    body: JSON.stringify({
      filename:   'contrato.pdf',
      hash_sha256: sha256,
      batch_id:   'CONTRATOS-ABRIL-2026',
    }),
  }
);
const doc = await res.json();
console.log(doc.document_id);
// → "164a0691-5d60-4823-a680-3f8c47b12a91"

<?php
// 1. Hash local
$sha256 = hash_file('sha256', 'contrato.pdf');

// 2. Certificar
$ch = curl_init('https://api.anchorum.co/api/v1/ingest');
curl_setopt_array($ch, [
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_POST           => true,
    CURLOPT_HTTPHEADER     => [
        'X-API-Key: anc_tu_api_key',
        'Content-Type: application/json',
    ],
    CURLOPT_POSTFIELDS => json_encode([
        'filename'    => 'contrato.pdf',
        'hash_sha256' => $sha256,
        'batch_id'    => 'CONTRATOS-ABRIL-2026',
    ]),
]);
$doc = json_decode(curl_exec($ch), true);
echo $doc['document_id'];
// → "164a0691-5d60-4823-a680-3f8c47b12a91"

# 1. SHA-256 local
SHA=$(sha256sum contrato.pdf | awk '{print $1}')

# 2. Certificar
curl -s -X POST \
  https://api.anchorum.co/api/v1/ingest \
  -H "X-API-Key: anc_tu_api_key" \
  -H "Content-Type: application/json" \
  -d "{
    \"filename\":   \"contrato.pdf\",
    \"hash_sha256\": \"$SHA\",
    \"batch_id\":   \"CONTRATOS-ABRIL-2026\"
  }" | jq .

# 3. Sellar lote
curl -s -X POST \
  https://api.anchorum.co/api/v1/merkle/generate \
  -H "X-API-Key: anc_tu_api_key" \
  -H "Content-Type: application/json" \
  -d '{"batch_id":"CONTRATOS-ABRIL-2026"}'