Methods and systems for an object based storage are provided. As an example, a method for generating a metadata object for an archive data container having a plurality of data containers is disclosed. The method includes generating a first metadata signature for the archive data container using an archive data container identifier, a number of data containers within the archive data container, and placement information of each data container within the archive data container; assigning a plurality of blocks for storing data for the plurality of data containers at an object based storage to an intermediate logical object; updating a payload signature with placement information of the plurality of blocks within the intermediate logical object; and placing the first metadata signature and the updated payload signature within the metadata object, wherein the metadata object is used to retrieve location information for a specific data container within the archive data container.