在您的网站上收款 — SCI

<form method="post" action="https://sci.coinvertus.net">
  <input type="hidden" name="shop" value="P4K7Q2A9">
  <input type="hidden" name="order_id" value="10482">
  <input type="hidden" name="amount" value="49.90">
  <input type="hidden" name="currency" value="USD">
  <input type="hidden" name="sign" value="<?= $sign ?>">
  <input type="hidden" name="success_url" value="https://shop.example/orders/10482">
  <button type="submit">Pay with crypto</button>
</form>

$shop = 'P4K7Q2A9';
$formKey = getenv('CVC_SCI_FORM_KEY');
$orderId = '10482';
$amount = '49.90';
$currency = 'USD';
$sign = hash_hmac('sha256', $shop . ':' . $orderId . ':' . $amount . ':' . $currency, $formKey);

<?php
function cvcSignature(string $method, string $path, string $body): string
{
    $t = time();
    $v1 = hash_hmac('sha256', $t . '.' . $method . '.' . $path . '.' . $body, getenv('CVC_SCI_FORM_KEY'));
    return 't=' . $t . ',v1=' . $v1;
}

$body = json_encode([
    'order_id' => '10482',
    'amount' => '49.90',
    'currency' => 'USD',
    'success_url' => 'https://shop.example/orders/10482',
]);
$response = $http->request('POST', 'https://sci.coinvertus.net/api/v1/invoices', $body, [
    'Content-Type: application/json',
    'X-CVC-Shop: P4K7Q2A9',
    'X-CVC-Signature: ' . cvcSignature('POST', '/v1/invoices', $body),
]);
if ($response->status === 200 || $response->status === 201) {
    header('Location: ' . json_decode($response->body, true)['url'], true, 303);
}

$path = '/v1/invoices?order_id=' . rawurlencode('10482');
$response = $http->request('GET', 'https://sci.coinvertus.net/api' . $path, '', [
    'X-CVC-Shop: P4K7Q2A9',
    'X-CVC-Signature: ' . cvcSignature('GET', $path, ''),
]);

{
    "test": false,
    "validation": null,
    "warnings": [],
    "invoice": {
        "number": "CVC-7F3K2A",
        "order_id": "10482",
        "status": "new",
        "amount": "49.90",
        "currency": "USD",
        "asset": null,
        "network": null,
        "rate": null,
        "amount_crypto": null,
        "received_crypto": null,
        "remaining_crypto": null,
        "overpaid_crypto": null,
        "expires_at": "2026-09-17T12:22:00Z",
        "metadata": {
            "cart": "a17"
        }
    },
    "settlement": {
        "mode": "direct",
        "fee_percent": "0.00"
    },
    "url": "https://sci.coinvertus.net/pY3kQ9vT2mXc8LwR1nZb4A"
}

{
    "event": "payment.received",
    "event_id": "evt_0123456789abcdef01234567",
    "created_at": "2026-09-17T12:10:00Z",
    "test": false,
    "validation": true,
    "warnings": [],
    "invoice": {
        "number": "CVC-7F3K2A",
        "order_id": "10482",
        "status": "paid",
        "amount": "49.90",
        "currency": "USD",
        "asset": "DOGE",
        "network": "dogecoin-mainnet",
        "rate": "0.275",
        "amount_crypto": "181.45",
        "received_crypto": "181.45",
        "remaining_crypto": "0",
        "overpaid_crypto": "0",
        "expires_at": "2026-09-17T12:22:00Z",
        "metadata": {
            "cart": "a17"
        }
    },
    "payment": {
        "txid": "c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0",
        "output": 1,
        "asset": "DOGE",
        "network": "dogecoin-mainnet",
        "amount_crypto": "181.45",
        "confirmations": 6,
        "seen_at": "2026-09-17T11:59:02Z"
    },
    "settlement": {
        "mode": "direct",
        "fee_percent": "0.00"
    }
}

server {
    listen 443 ssl;
    server_name pay.example.com;
    ssl_certificate /etc/ssl/pay.example.com/fullchain.pem;
    ssl_certificate_key /etc/ssl/pay.example.com/privkey.pem;

    location = /cvc-sci.txt {
        default_type text/plain;
        return 200 "cvc-sci=P4K7Q2A9-0123456789abcdef0123456789abcdef\n";
    }
    location = /cvc-sci.css {
        root /srv/pay;
    }
    location = /favicon.ico {
        root /srv/pay;
    }

    location ~ "^/(?:$|[A-Za-z0-9_-]{22}$|sci/|api/v1/|language$|css/|js/|fonts/|webfonts/|images/|coin-icon/)" {
        proxy_pass https://sci.coinvertus.net;
        proxy_set_header Host sci.coinvertus.net;
        proxy_ssl_server_name on;
        proxy_ssl_name sci.coinvertus.net;
        proxy_redirect https://sci.coinvertus.net/ /;
    }

    location / {
        return 404;
    }
}

.cvc-sci-own {
    --cvc-color-primary: #1d4ed8;
    background: #f4f1ea;
}
.cvc-sci-brand {
    width: 140px;
    height: 40px;
    background: url(/logo.svg) no-repeat left center / contain;
}
.cvc-sci-card {
    border-radius: 4px;
}

<?php
$shop = 'P4K7Q2A9';
$formKey = getenv('CVC_SCI_FORM_KEY');
$orderId = '10482';
$amount = '49.90';
$currency = 'USD';
$sign = hash_hmac('sha256', $shop . ':' . $orderId . ':' . $amount . ':' . $currency, $formKey);
?>
<form method="post" action="https://sci.coinvertus.net">
  <input type="hidden" name="shop" value="P4K7Q2A9">
  <input type="hidden" name="order_id" value="10482">
  <input type="hidden" name="amount" value="49.90">
  <input type="hidden" name="currency" value="USD">
  <input type="hidden" name="sign" value="<?= $sign ?>">
  <input type="hidden" name="success_url" value="https://shop.example/orders/10482">
  <button type="submit">Pay with crypto</button>
</form>

<?php
$secret = getenv('CVC_SCI_WEBHOOK_SECRET');
$body = file_get_contents('php://input');

$t = null;
$signatures = [];
foreach (explode(',', $_SERVER['HTTP_X_CVC_SIGNATURE'] ?? '') as $pair) {
    [$name, $value] = array_pad(explode('=', trim($pair), 2), 2, '');
    if ($name === 't') {
        $t = $value;
    } elseif ($name === 'v1') {
        $signatures[] = strtolower($value);
    }
}
$expected = hash_hmac('sha256', $t . '.' . $body, $secret);
$valid = $t !== null && ctype_digit($t) && abs(time() - (int) $t) <= 300
    && array_filter($signatures, fn (string $v1): bool => hash_equals($expected, $v1)) !== [];
if (!$valid) {
    http_response_code(400);
    exit;
}

$hook = json_decode($body, true);
if (($hook['test'] && $liveMode) || !$events->remember($hook['event_id'])) {
    http_response_code(200);
    exit;
}
$orderId = $hook['invoice']['order_id'];
switch ($hook['event']) {
    case 'payment.received':
        $hook['validation']
            ? $orders->markPaid($orderId)
            : $orders->markForReview($orderId, $hook['warnings']);
        break;
    case 'invoice.expired':
        $hook['invoice']['status'] === 'expired'
            ? $orders->cancel($orderId)
            : $orders->markForReview($orderId, ['incorrect amount']);
        break;
    case 'payment.reversed':
        $orders->markForReview($orderId, ['reversed']);
        break;
}
http_response_code(200);