Open Archive Systems, Inc. and GTX Corporation
Exhibit at Reprographics 2001

Windham, NH; May 15, 2001– From May 2 - 5, 2001, Open Archive Systems, Inc. and GTX Corporation exhibited at the 75^th annual IRgA Show in Minneapolis, Minnesota, REPROGRAPHICS 2001: The Future of Document Solutions. Open Archive Systems, a software developer and solutions integrator, and GTX Corporation, a worldwide leader in providing raster editing and conversion software, exhibited the echive^â and GTX^â Series of software solutions.

Brenda Moorhead, Sales & Marketing Manager for GTX, was present for the launch of the new releases of GTXScanClean for Office and Engineering, Version 3.0 which now include batch utility and quality assurance (QA) tools. GTX solutions also include the GTXRaster CAD Series and GTXImage CAD PLUS 2000, the most advanced tools for modifying and enhancing scanned raster archives. GTX solutions include:

GTXScanClean^tm for Office is designed for automatic cleanup of scanned black and white office size documents. Features include: unattended batch deskew and noise removal, online Help, batch QA (Quality Assurance) and processes large selection of raster formats including multi-page tiff.

GTXScanClean for Engineering is designed for automatic cleanup of scanned black and white blueprints and technical drawings. Features include: unattended batch deskew and noise removal, batch QA, online Help, powerful Zoom and Pan features, and processes large selection of raster formats including multi-page tiff.

GTXRaster CAD^® - This product includes raster cleanup and enhancement capability with powerful raster editing tools and GTX's proprietary Intelligent Object Picking™ (IOP). This product offers the best solution for a hybrid (raster and vector) editing environment.

GTXRaster CAD^®PLUS - Combines all of the benefits of GTXRaster CAD with the addition of automatic raster to vector conversion directly into the AutoCAD (DWG) environment. Its full interactive process allows the user to control what is converted and to which AutoCAD layers.

GTXImageCAD™ PLUS 2000 - A total raster and vector drawing package, this product provides efficient raster enhancement and editing, professional CAD drafting and intelligent raster to vector conversion. Automatically convert selected raster objects into intelligent CAD entities such as lines, arcs, circles, polylines and true ASCII text.

The echive Series was also exhibited. It is a multi-component, fully integrated document distribution and management solution for indexing, organizing, locating and distributing documents.

echive TIFIndexer automates the indexing of single and multi-page scanned TIF files using OCR and property field methods.

echive Organizer brings together all of your documents and drawings into a managed database. Traditional SQL functionality as well as full text indexing ensures easy and accurate file location.

echive Explorer is the desktop search and retrieval component. Using SurroundSearch™, any word/phrase combination can be instantaneously located in any file in the database. Search, view, print, and redline your documents.

echive JExplorer is the Java version of echive Explorer for use with Web published databases. Use any standard Web browser to explore and search a published database using both SurroundSearch and SQL methods.

echive Media Publisher distributes your database via CD and DVD.

About Open Archive Systems, Inc.

Open Archive Systems, Inc is a leading B2B software developer, integrator and provider of software solutions for scanning, document management and distribution including property indexing, enterprise viewing, raster and hybrid editing, raster to vector conversion, and full conversion to CAD. Products include echive, GTX, Spicer, Myriad, Cyco, Contex, and Vidar. For detailed product information, please visit our web site at www.opnenarchive.com or request information at info@openarchive.com

About GTX Corporation

GTX Corporation is a privately-owned company that develops sophisticated application software incorporating artificial intelligence for the editing and conversion of scanned drawings and maps. The company was founded in 1984 by Dr. Martin T. Ling and has offices located in the United States, Europe and Asia.