Parent Directory| Name | Size | Last Modified |
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| 0001437749-25-006761-index.html | 2025-03-10 08:31:49 | |
| 0001437749-25-006761.txt | 2025-03-10 08:31:49 | |
 0001437749-25-006761-xbrl.zip | 19223 | 2025-03-10 08:31:49 |
| astc-20250310.xsd | 3410 | 2025-03-10 08:31:49 |
| astc-20250310_def.xml | 11808 | 2025-03-10 08:31:49 |
| astc-20250310_lab.xml | 15859 | 2025-03-10 08:31:49 |
| astc-20250310_pre.xml | 12023 | 2025-03-10 08:31:49 |
| astc20250307_8k.htm | 28328 | 2025-03-10 08:31:49 |
 astc20250307_8kimg001.jpg | 5932 | 2025-03-10 08:31:49 |
| astc20250307_8k_htm.xml | 2938 | 2025-03-10 08:31:49 |
| ex_787370.htm | 15668 | 2025-03-10 08:31:49 |
| FilingSummary.xml | 1823 | 2025-03-10 08:31:49 |
| Financial_Report.xlsx | 5705 | 2025-03-10 08:31:49 |
| MetaLinks.json | 19850 | 2025-03-10 08:31:49 |
| R1.htm | 39858 | 2025-03-10 08:31:49 |
| report.css | 2767 | 2025-03-10 08:31:49 |
| Show.js | 1085 | 2025-03-10 08:31:49 |