# BTC9

By [h](https://paragraph.com/@h-8) · 2022-08-22

---

References \[1\] W. Dai, "b-money," [http://www.weidai.com/bmoney.txt](http://www.weidai.com/bmoney.txt), 1998. \[2\] H. Massias, X.S. Avila, and J.-J. Quisquater, "Design of a secure timestamping service with minimal trust requirements," In 20th Symposium on Information Theory in the Benelux, May 1999. \[3\] S. Haber, W.S. Stornetta, "How to time-stamp a digital document," In Journal of Cryptology, vol 3, no 2, pages 99-111, 1991. \[4\] D. Bayer, S. Haber, W.S. Stornetta, "Improving the efficiency and reliability of digital time-stamping," In Sequences II: Methods in Communication, Security and Computer Science, pages 329-334, 1993. \[5\] S. Haber, W.S. Stornetta, "Secure names for bit-strings," In Proceedings of the 4th ACM Conference on Computer and Communications Security, pages 28-35, April 1997. \[6\] A. Back, "Hashcash - a denial of service counter-measure," [http://www.hashcash.org/papers/hashcash.pdf](http://www.hashcash.org/papers/hashcash.pdf), 2002. \[7\] R.C. Merkle, "Protocols for public key cryptosystems," In Proc. 1980 Symposium on Security and Privacy, IEEE Computer Society, pages 122-133, April 1980. \[8\] W. Feller, "An introduction to probability theory and its applications," 1957.

---

*Originally published on [h](https://paragraph.com/@h-8/btc9)*