Document And Entity Information |
12 Months Ended |
|---|---|
Dec. 31, 2025 | |
| Document Information Line Items | |
| Entity Central Index Key | 0001796514 |
| Document Type | F-1 |
| Entity Registrant Name | BTC Digital Ltd. |
| Entity Incorporation, State or Country Code | E9 |
| City Area Code | +65 |
| Local Phone Number | 6022 2515 |
| Contact Personnel Email Address | ir@btct.us |
| Entity Address, Address Line One | 61 Robinson Road |
| Entity Address, Address Line Two | Level 6 & 7#738 |
| Entity Address, City or Town | Singapore |
| Entity Address, Country | SG |
| Entity Address, Postal Zip Code | 068893 |
| Entity Emerging Growth Company | false |
| Amendment Flag | false |
| Business Contact | |
| Document Information Line Items | |
| City Area Code | +1 302 |
| Local Phone Number | 738-6680 |
| Entity Address, Address Line One | 850 Library Avenue |
| Entity Address, Address Line Two | Suite 204 |
| Entity Address, City or Town | Newark |
| Entity Address, Postal Zip Code | 19711 |
| Contact Personnel Name | Puglisi & Associates |
| Entity Address, State or Province | DE |