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Author SHA1 Message Date
Daira Hopwood af17ba2485 Adjust the notation used for scalar multiplication in Appendix A to allow bit sequences as scalars. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-11-14 02:01:59 +00:00
Daira Hopwood 9aba6af281 Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-11-14 02:01:01 +00:00
Daira Hopwood 538d1f1eb0 Add a description of the Sapling output circuit. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-11-14 01:05:39 +00:00
Daira Hopwood 79b3d81e42 Complete the description of the Sapling spend circuit. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-11-13 23:15:54 +00:00
Daira Hopwood 5531006f08 Fix or complete various calculations of constraint costs. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-11-13 23:11:53 +00:00
Daira Hopwood 7419c0a366 Describe 2-bit window lookup with conditional negation. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-11-13 23:09:34 +00:00
Daira Hopwood 39b498fed9 Remove a todo. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-11-13 22:07:18 +00:00
Daira Hopwood 0835c3837e Modify the description of fixed-base scalar multiplication to match sapling-crypto. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-11-13 22:06:36 +00:00
Daira Hopwood 2f868aca8d Add LEBStoIP. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-11-13 22:00:41 +00:00
Daira Hopwood c7d08a269c ZIP 205 formatting fixes. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-30 20:43:30 +00:00
Daira Hopwood e4a74b9d0e
Merge pull request #191 from daira/zip-0205 
Add ZIP 205.
 2018-10-29 01:13:22 +00:00
Daira Hopwood ede1215566 Add ZIP 205. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-28 07:43:31 +00:00
Daira Hopwood 35478ad138
Merge pull request #189 from zcash/bitcartel-patch-1 
Update ZIP 243 with test vector for transparent tx
 2018-10-25 18:28:08 +01:00
Daira Hopwood 43e83effb4 Regenerate PDFs. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-24 16:18:39 +01:00
Daira Hopwood e24f7cede5 Clarify the description of the Merkle path check in Appendix A. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-24 16:14:28 +01:00
Daira Hopwood 066d424d3a Correct the input to H⊛ used to derive the nonce r in RedDSA.Sign, from T || M to T || _vk_ || M. 
This matches the sapling-crypto implementation; the spec was unintentionally changed in 2018.0-beta-20.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-24 16:14:28 +01:00
bitcartel 9ed3c3d455
Update ZIP 243 with test vector for transparent tx 2018-10-15 21:14:25 -07:00
Daira Hopwood f6f47a0ecd
Merge pull request #157 from str4d/zip-0032 
[ZIP 32] Shielded Hierarchical Deterministic Wallets
 2018-10-05 22:07:39 +01:00
Daira Hopwood 34c6a5c0d6 Regenerate PDFs. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-01 16:47:28 +01:00
Daira Hopwood c04c0542e8 Cosmetics (pagination in Appendix A). 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-01 16:44:31 +01:00
Daira Hopwood bb52ce246c Clarify notation in the proof of A.3.3. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-01 15:44:11 +01:00
Daira Hopwood 223b8db3a7 Minor tweak to the statement of Theorem A.3.4 to make the contradiction clearer. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-01 11:22:49 +01:00
Daira Hopwood da7c6fe190 Correct the statement and proof of Theorem A.3.2. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-01 11:21:02 +01:00
Daira Hopwood 25b64382e4 Clarify the notes concerning domain separation of prefixes for MerkleCRH^Sapling and NoteCommit^Sapling. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-01 11:00:45 +01:00
Daira Hopwood 2a7002a010 Add the QED-it report to the acknowledgements. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-01 10:45:19 +01:00
Daira Hopwood bc48ebe898 Improved cross-referencing in Pedersen hash section. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-01 10:43:48 +01:00
Daira Hopwood 74c39f073d Correct a use of \GroupJ that should have been \MontCurve. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-01 10:34:56 +01:00
Daira Hopwood 691922ebd1 Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-01 10:27:34 +01:00
Daira Hopwood dc81e21c2b Correct uses of LEOS2IP_l in RedDSAVerify and RedDSABatchVerify to ensure l is a multiple of 8. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-01 10:27:34 +01:00
Daira Hopwood 5524822ed5 Correct some uses of r_J that should have been r_S or q. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-01 10:27:34 +01:00
Daira Hopwood dc41de37f3 Avoid clashing notation. Refer to the Montgomery form of Jubjub as \mathbb{M}. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-10-01 10:27:34 +01:00
Jack Grigg 975a2aaa64
Formatting 2018-09-20 11:05:25 +01:00
Ariel cb1e663836
Improve explanation of diversifier sequence choice 2018-09-20 12:11:13 +03:00
Jack Grigg 888681c0b0
Update references to Sapling protocol spec 2018-09-18 11:42:29 +01:00
Jack Grigg 606abd14e2
Be explicit about supported range for the Sapling key path 2018-09-18 11:40:19 +01:00
Jack Grigg 44e9c03d45
dk_i -> dk in "Diversifier derivation" section 2018-09-18 11:39:52 +01:00
Jack Grigg 1f7b5120f1
Clarify that dk is not part of the standard Sapling derivation 2018-09-18 11:38:54 +01:00
Jack Grigg a414e4e7d3
Pull in definition of hardened notation 2018-09-18 11:37:55 +01:00
Jack Grigg 55e3cd177e
Clarify wording about default payment addresses 2018-09-18 11:25:12 +01:00
Noah Vesely ace2fbe622
Add missing 'can' 2018-09-10 16:19:53 -07:00
Daira Hopwood 88e255b63f Regenerate PDFs. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-09-02 09:06:22 +01:00
Daira Hopwood 3ecbe6b903 The rest for beta-30 (sorry, I have a flight to catch). 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-09-02 09:06:22 +01:00
Daira Hopwood b909f2a482 Add dates to Change History. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-09-02 09:06:22 +01:00
Daira Hopwood a1f90a56cf Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-09-02 09:06:22 +01:00
Daira Hopwood bfc9ba5b21 Add security argument about DiversifyHash. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-09-02 09:06:22 +01:00
Daira Hopwood 5fd898adea Makefile fixes and improvements. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-09-02 09:06:22 +01:00
Daira Hopwood 5361fc591e Cosmetics (pagination in Appendix A). 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-09-02 09:06:22 +01:00
Daira Hopwood 2cf4dfacef Correct the description of the N-ary AND optimization (not used in Sapling): 
a run of N-1 one bits in c yields an N-ary AND.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-09-02 09:06:22 +01:00
Daira Hopwood 2eec56d936 Add specification for seed fingerprints. 2018-09-01 18:39:41 +01:00
Daira Hopwood 08b8427e91 Don't use 'X' to abbreviate 'extended', since it is ambiguous with 'expanded'. 2018-09-01 18:39:08 +01:00