Magento add hidden Product attribute

$setup->addAttribute('catalog_product', 'seller_name', array(

'group' => 'Meta Information',

'input' => 'hidden',

'type' => 'text',

'label' => 'Seller Name',

'backend' => '',

'visible' => 0,

'required' => 0,

'user_defined' => 1,

'searchable' => 1,

'filterable' => 0,

'comparable' => 0,

'visible_on_front' => 1,

'visible_in_advanced_search' => 0,

'is_html_allowed_on_front' => 0,

'global' => Mage_Catalog_Model_Resource_Eav_Attribute::SCOPE_GLOBAL,

));

$setup->addAttribute('catalog_product', 'seller_name', array( 'group' => 'Meta Information', 'input' => 'hidden', 'type' => 'text', 'label' => 'Seller Name', 'backend' => '', 'visible' => 0, 'required' => 0, 'user_defined' => 1, 'searchable' => 1, 'filterable' => 0, 'comparable' => 0, 'visible_on_front' => 1, 'visible_in_advanced_search' => 0, 'is_html_allowed_on_front' => 0, 'global' => Mage_Catalog_Model_Resource_Eav_Attribute::SCOPE_GLOBAL, ));

$setup->addAttribute('catalog_product', 'seller_name', array(
  'group'     	=> 'Meta Information',
  'input'         => 'hidden',
    'type' 			=> 'text',
    'label'         => 'Seller Name',
  'backend'       => '',
  'visible'       => 0,
  'required'		=> 0,
  'user_defined' => 1,
  'searchable' => 1,
  'filterable' => 0,
  'comparable'	=> 0,
  'visible_on_front' => 1,
  'visible_in_advanced_search'  => 0,
  'is_html_allowed_on_front' => 0,
    'global'        => Mage_Catalog_Model_Resource_Eav_Attribute::SCOPE_GLOBAL,
));

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