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v3.25.1

Cash and cash equivalents (Tables) | 12 Months Ended
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Dec. 31, 2024
Notes and other explanatory information [abstract] |
Schedule of Cash and Cash Equivalents | Schedule of Cash and Cash Equivalents
|  | As of |  |  | As of |
|  | December 31, 2024 |  |  | December 31, 2023 |
Cash on hand and petty cash |  | $ | 1,980 |  |  | $ | 2,468 |
Checking accounts and demand deposits |  |  | 647,126 |  |  |  | 556,994 |
Cash and cash equivalents |  | $ | 649,106 |  |  | $ | 559,462 |

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