Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001493152-23-044283-index-headers.html | 2023-12-08 17:29:02 | |
| 0001493152-23-044283-index.html | 2023-12-08 17:29:02 | |
| 0001493152-23-044283.txt | 2023-12-08 17:29:02 | |
 0001493152-23-044283-xbrl.zip | 11696 | 2023-12-08 17:29:02 |
| ex99-1.htm | 5203 | 2023-12-08 17:29:02 |
| FilingSummary.xml | 1614 | 2023-12-08 17:29:02 |
| Financial_Report.xlsx | 5657 | 2023-12-08 17:29:02 |
| form8-k.htm | 41627 | 2023-12-08 17:29:02 |
| form8-k_htm.xml | 3195 | 2023-12-08 17:29:02 |
| hpto-20231208.xsd | 3006 | 2023-12-08 17:29:02 |
| hpto-20231208_lab.xml | 34240 | 2023-12-08 17:29:02 |
| hpto-20231208_pre.xml | 22353 | 2023-12-08 17:29:02 |
| MetaLinks.json | 39010 | 2023-12-08 17:29:02 |
| R1.htm | 37943 | 2023-12-08 17:29:02 |
| report.css | 2767 | 2023-12-08 17:29:02 |
| Show.js | 1084 | 2023-12-08 17:29:02 |