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Author SHA1 Message Date
Daira Hopwood 32a0709ffc Protocol spec: clarify that the transaction and header encodings should be read in the context of consensus rules in those sections. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-03-20 16:10:29 +00:00
Daira Hopwood 0dc531d04c Protocol spec: add Heartwood consensus rules. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-03-20 16:10:29 +00:00
Daira Hopwood 731ddfd9f6 Protocol spec: colour-code transaction fields that were added in Sapling. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-03-20 16:06:52 +00:00
Daira Hopwood 892bdfde1b Protocol spec: colour-code "pre-X" consensus rule markers according to X (since that is when the rule changed). 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-03-20 16:06:52 +00:00
Daira Hopwood ef78d9d94c Protocol spec: make Heartwood colour a darker orange. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-03-20 16:06:52 +00:00
Daira Hopwood 69562802cf Protocol spec: add macro and Makefile support for NU4. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-03-20 16:06:52 +00:00
Daira Hopwood 70cc1347f6 protocol/Makefile: make the Heartwood spec the default. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-03-20 16:06:52 +00:00
Daira Hopwood 19bfc96a0c protocol/Makefile: remove pvc* targets. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-03-20 15:41:18 +00:00
Daira Hopwood e87feda358 Protocol spec: add \Makefile macro. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-03-20 15:11:00 +00:00
Daira Hopwood 2e26bb072d Resolve conflicts in the specification of memo fields by deferring to ZIP 302. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-02-13 14:13:10 +00:00
Daira Hopwood 849d9435ae Use the term monomorphism for an injective homomorphism, in the context of a "signature scheme with key monomorphism". 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-02-06 23:03:58 +00:00
Daira Hopwood 0d582758dd Specify a retrospective soft fork implemented in zcashd v2.1.1-1 that limits the nTime field 
of a block relative to its median-time-past.
Correct the definition of median-time-past for the first PoWMedianBlockSpan blocks in a chain.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-02-06 22:40:00 +00:00
Daira Hopwood ed6baf0fef Change History entry. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-02-06 22:38:15 +00:00
Daira Hopwood 0a3ef33991 Update incremental Merkle tree diagram. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-02-02 16:46:34 +00:00
Daira Hopwood 62251dc54f Change 'Payment address' to 'Shielded payment address' in key components diagrams. 
Also remove obsolete key_components.{odg,pdf} files.

Co-Authored-By: Za Wilcox <zancas@protonmail.com>
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-02-02 16:45:47 +00:00
Daira Hopwood 20d506168b Add Acknowledgements to Henry de Valance, Deirdre Connolly, Chelsea Komlo, and Trail of Bits. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-02-02 15:10:19 +00:00
Daira Hopwood 8a6dc9c9fe Wording tweak: replace "it" with "the note". 
I was able to read this "it" as a reference to "the transaction".
closes #174

Author: Za Wilgustus <zancas@protonmail.com>
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2020-02-02 15:10:03 +00:00
Daira Hopwood b2c58d414c Blossom clarifications. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-12-27 11:57:20 +00:00
Daira Hopwood 54624a8a6f Specify the height at which Blossom activated. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-12-27 11:57:20 +00:00
Daira Hopwood de0d60efff Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-12-27 11:57:20 +00:00
Daira Hopwood 149dfcdb53 Add Makefile changes and macros for Heartwood spec. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-12-27 11:57:20 +00:00
Daira Hopwood 624aa9eaa1 Improve formatting of appendix cross-references. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-12-27 11:57:20 +00:00
Daira Hopwood 59aabd6fb5 Fix a typo in the generator for S_1 found by magrady. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-09-24 01:32:02 +01:00
Daira Hopwood a5eef5d9fc Clarify the type of v^new when sending a Sapling note. fixes #262 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-09-24 01:17:48 +01:00
Taylor Hornby a4c521a96c Explain the discrepancy in the number of constraints for BLAKE2s found by QED-it. 
Co-authored-by: Taylor Hornby <taylor@defuse.ca>
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-09-24 00:50:12 +01:00
Daira Hopwood 4326655e59 Merge branch 'can' of github.com:nvesely/zips into spec-updates 2019-09-24 00:36:58 +01:00
Daira Hopwood 07417709da Set date for change entry. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-09-24 00:31:52 +01:00
Daira Hopwood 080cfb00bf Fix an error in the expression for Δ in Pedersen hashing, and add acknowledgement to Kobi Gurkan. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-09-24 00:30:41 +01:00
Weikeng Chen 3b111df058 fix a small typo in 4.8 Merkle path validity 
Similarly, let MerkleCRH be MerkleCRH^{Sprout} for Sprout, or **MerkleDepth^{Sapling}** for Sapling.

becomes

Similarly, let MerkleCRH be MerkleCRH^{Sprout} for Sprout, or **MerkleCRH^{Sapling}** for Sapling.

Co-authored-by: Weikeng Chen <w.k@berkeley.edu>
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-09-24 00:28:12 +01:00
Daira Hopwood 8c6eb6c741 Protocol spec Makefile improvements to suppress unneeded output. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-09-03 20:51:01 +01:00
Daira Hopwood e0ddb5ed54 Remove ZIP 207 as a reference. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-09-03 20:51:01 +01:00
Daira Hopwood 9dfa6a981b Fix a missing reference warning for the Sprout spec. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-09-03 20:51:01 +01:00
Daira Hopwood 81767ac18f Update references to ZIPs and to the Electric Coin Company blog. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-09-03 20:51:01 +01:00
Daira Hopwood b7e6c187d4 Replace dummy Blossom activation height with the testnet height, and a reference to ZIP 206. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-23 20:02:00 +01:00
Daira Hopwood 0c060a7a4e Add Change History date. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-23 15:25:48 +01:00
Daira Hopwood 6a92b3459e Make the Blossom spec the default. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-23 15:25:37 +01:00
Daira Hopwood c62ebaa504 Note that zcashd uses ZIP 32 extended spending keys instead of sk. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-23 15:24:57 +01:00
Daira Hopwood ae16d11150 Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-23 15:14:48 +01:00
Daira Hopwood f21cd8eb1b Generalize the definition of c for the Pedersen hash so that people can apply it to other curves (if they're careful!) 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-22 19:16:27 +01:00
Daira Hopwood 1c7a9abee6 Correct the packing of nf^old into input elements in the Sapling Spend circuit. fixes #264 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-22 18:20:08 +01:00
Daira Hopwood 1cea0d7786 Remove unneeded \textbnx macro. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-22 18:17:20 +01:00
Daira Hopwood 8253c352b2 Add epigraph from Hunting of the Snark. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-22 18:16:33 +01:00
Daira Hopwood 8e21be9a73 Suppress insignificant "Overfull vbox" warnings. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-08 16:38:48 +01:00
Daira Hopwood 1147fe4eff Make the label boxes link to the correct URL. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-08 16:37:46 +01:00
Daira Hopwood 588bc39a77 Protocol spec: note the change to the minimum-difficulty threshold time on the test network for Blossom. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-07 11:18:57 +01:00
Daira Hopwood ccac68b60f Protocol spec: cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-07 11:18:57 +01:00
Daira Hopwood 7ea6510a05 Protocol spec: index improvements. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-07 11:18:57 +01:00
Daira Hopwood fbacfdc358 Protocol spec: remove HTML Makefile targets. 
The original intent was to allow external linking into the spec, but that never worked for
HTML, and is now possible with PDF. Also, the HTML output was very large, and typographically
unsatisfactory.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-07 11:18:57 +01:00
Daira Hopwood 7985249119 Protocol spec: remove "optimized" Makefile targets (which actually produced a larger PDF, with TeXLive 2019). 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-07 11:18:57 +01:00
Daira Hopwood cad4baf2e1 Protocol spec: silence overfull/underfull hbox warnings from the theorem list. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-07 11:18:57 +01:00
Daira Hopwood 6dc1d7fff0 Protocol spec: silence a spurious warning from imakeidx. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-08-07 11:18:57 +01:00
Daira Hopwood 8d14678190 Protocol spec: set date of Change History entry. Also fix a typo. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-23 15:04:31 +01:00
Daira Hopwood 7e8ff18f82 Protocol spec: more vertical spacing fixes. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-23 14:58:28 +01:00
Daira Hopwood 70e920e1c8 Protocol spec: minor wording changes, added cross-references, and better "changed" marking. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-23 14:14:01 +01:00
Daira Hopwood b684ce88e2 Protocol spec: cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-23 13:48:42 +01:00
Daira Hopwood 9ac2beeed8 Protocol spec: add some index macros. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-23 13:48:42 +01:00
Daira Hopwood 8e52e03761 Protocol spec: vertical spacing cosmetics. 
(The new macro definitions for notes, consensus rules, etc. generally require fewer
and/or smaller spacing adjustments.)

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-22 22:34:46 +01:00
Daira Hopwood 4379eaf89c Add support for showing labels, by clicking on any title. 
This will not work in all PDF readers, but it works in enough readers to be useful.

Also add a list of theorems and lemmata.
This required switching to the ntheorem package rather than amsthm.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-22 22:19:23 +01:00
Daira Hopwood 8579893230 Protocol spec: cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-11 17:57:39 +01:00
Daira Hopwood 4eed11f925 Changes needed to support TeXLive 2019. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-11 17:57:22 +01:00
Daira Hopwood 0ab4949653 Protocol spec: set date of Change History entry. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-08 22:59:16 +01:00
Daira Hopwood 8570f6f5a6 Protocol spec: use microtype package. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-08 22:58:17 +01:00
Daira Hopwood 7656d39204 Protocol spec: cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-08 22:57:50 +01:00
Daira Hopwood 76bfab70a1 Protocol spec: correct an omission in the Change History. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-08 22:56:55 +01:00
Daira Hopwood fe92918c87 Protocol spec: add labels to all sections (for external referencing). 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-08 22:56:19 +01:00
Daira Hopwood 77ebb8614a Protocol spec: improvements to indexing. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-08 22:53:39 +01:00
Daira Hopwood 6e2b8f0ebf Protocol spec: Initial index support. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-08 22:42:16 +01:00
Daira Hopwood 8adfcb5ce0 Protocol spec: Experimental LuaLaTeX and XeLaTeX support. refs #249 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-08 22:12:54 +01:00
Daira Hopwood 3e027d2126 Fix typos in comments about the (no longer used) newtxmath package. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-07-05 13:46:26 +01:00
Daira Hopwood ecc92df195 Correct a misstatement in the security argument for balance / binding signatures. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-06-18 23:53:35 +01:00
Daira Hopwood 8fddbe438c Protocol spec: specify which changes in this version are for Sapling, and LaTeX comment nits. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-06-18 23:52:43 +01:00
Daira Hopwood 847a002eff Clarify that Theorem 5.4.2 depends on the parameters of the Jubjub curve. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-06-18 23:52:43 +01:00
Daira Hopwood f4f4682d57 Give a definition for complete twisted Edwards elliptic curves. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-06-18 23:52:43 +01:00
Daira Hopwood 2379ba88d7 Protocol spec: cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-06-18 23:52:43 +01:00
Daira Hopwood 2766855113 Protocol spec: silence useless warnings on first latex run. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-06-18 22:34:04 +01:00
Daira Hopwood a1cb36a19a Protocol spec: fix optimization and links. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-06-18 22:32:14 +01:00
Daira Hopwood af95317ce7 Protocol spec: fix incompatibility with recent TeXLive. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-06-18 22:29:50 +01:00
Daira Hopwood 7152d677c8 Use IsBlossomActivated in the definition of FounderAddressAdjustedHeight for consistency. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-05-20 11:09:19 +01:00
Daira Hopwood c699bd4ba1 Minor fix to the list of integer constants in the Notation section. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-05-20 11:08:53 +01:00
Daira Hopwood 6e32abdfaa Adjust revision date and version. (No longer beta! Wooo! :3 ) 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-05-01 11:02:42 +01:00
Daira Hopwood 07334dad30 Correction to FounderAddressAdjustedHeight. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-05-01 10:59:21 +01:00
Daira Hopwood 1a00b68e7e Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-05-01 10:59:21 +01:00
Daira Hopwood ea346eaca8 Add type declarations for height in difficulty adjustment functions. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-05-01 10:59:21 +01:00
Daira Hopwood 65d43bfac4 Correct an error pointed out in NCC's Blossom audit affecting the first 10 blocks of the chain. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-05-01 10:59:07 +01:00
Daira Hopwood 1258385ab5 Add reference to [SVPBABW2012] for the idea of using multiplicative inverses for nonzero constraints. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-05-01 10:57:45 +01:00
Daira Hopwood feae1e7e12 Fix a spec error in Founders' Reward calculation during slow start period. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-05-01 10:57:31 +01:00
Daira Hopwood 5e5413f536 Adjust Founders' Reward payment. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-05-01 10:43:05 +01:00
Daira Hopwood b934946949 Revert "ZIP 207 changes" 
This reverts commit d6ed011d5e.

Co-authored-by: Jack Grigg <jack@z.cash>
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-05-01 10:43:05 +01:00
Daira Hopwood 395af7f309 Cosmetics and Change History date. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-04-18 17:24:36 +01:00
Daira Hopwood 18184803f4 The block time is not 2.5 minutes after Blossom activation. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-04-18 17:24:16 +01:00
Daira Hopwood 6d714ee508 Add acknowledgement to Mary Maller for the observation that 
diversified address unlinkability can be proven in the same
way as key privacy for ElGamal.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-04-18 17:23:54 +01:00
Daira Hopwood 81b9eaf515 Zerocoin Electric Coin Company -> Electric Coin Company. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-04-18 17:22:46 +01:00
Daira Hopwood 4faaf8d305 Use "ctEdwards" to refer to complete twisted Edwards curves. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-04-18 17:21:22 +01:00
Daira Hopwood e47ed372d4 Add Change History entries for protocol spec README and Makefile. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-04-18 17:06:41 +01:00
str4d 9c65d64012
Merge pull request #209 from str4d/zips-207-208 
Update protocol spec with ZIPs 207 and 208
 2019-03-08 17:59:17 +13:00
Daira Hopwood ce803ea0b4 Correct generators for BLS12-381. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-24 05:59:14 +00:00
Daira Hopwood 86319cfe89 Address Daira's review comments. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-24 02:06:23 +00:00
Daira Hopwood 5cf59663d9 Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-24 02:05:58 +00:00
Jack Grigg d6ed011d5e
ZIP 207 changes 2019-02-23 19:21:19 +00:00
Jack Grigg 2fc1b8cc9c
ZIP 208 changes 
Includes additional changes to constants in sections 7.7 and 7.8 which
are needed to compile, and not part of ZIP 208, but will be altered by
ZIP 207.
 2019-02-23 19:21:17 +00:00
Daira Hopwood 5097fc7c4e Add macros and Makefile support for building the Blossom specification. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-22 13:49:08 +00:00
Daira Hopwood 7f435cd37d Fix a typo in appendix B.2 and clarify the costs of Groth16 batch verification. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-22 13:49:08 +00:00
Daira Hopwood f3c5ed99e2 Remove the rule that miners SHOULD NOT mine blocks that chain to other blocks with version number > 4. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-22 13:49:08 +00:00
Daira Hopwood 06725e94b9 Correct the rule about when a transaction is permitted to have no transparent inputs. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-22 13:34:25 +00:00
Daira Hopwood 95d95bc4c4 Clarify which transaction fields are added by Overwinter and Sapling. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-22 13:33:39 +00:00
Daira Hopwood 8e9171d512 Clarify that Equihash is based on a *variation* of the GBP, and cite [AR2017]. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-22 13:17:07 +00:00
Daira Hopwood c57d51d7a0 More references and corrected description of Groth16. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-22 12:49:22 +00:00
Daira Hopwood ba949107ab Correct isis agora lovecruft's name. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-10 03:20:47 +00:00
Daira Hopwood 64c268fdd7 Add Eirik Ogilvie-Wigley and Benjamin Winston to acknowledgements. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-09 01:00:03 +00:00
Daira Hopwood fb9faa3835 Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-09 00:37:00 +00:00
Daira Hopwood 0988966fdc Remaining fixes and clarifications for BCTV14 vulnerability. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-09 00:37:00 +00:00
Daira Hopwood e17905a0a3 Specify the difficulty adjustment change on testnet. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-09 00:37:00 +00:00
Daira Hopwood d4a9158323 Say when Sapling activated, and reference ZIP 205. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-09 00:37:00 +00:00
Daira Hopwood d18edb4abc Rename zk-SNARK Parameters sections according to the proving system. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-08 22:59:38 +00:00
Daira Hopwood 0d8430799c Correct [SBB2019] to [SWB2019], and note that the BCTV14 vulnerability affected Soundness. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-05 19:29:31 +00:00
Daira Hopwood 9a7ebd326e Disclose BCTV14 vulnerability. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2019-02-05 16:45:09 +00:00
Daira Hopwood 680af418cf Fill in another constraint cost. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-11-14 02:02:17 +00:00
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 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
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
Noah Vesely ace2fbe622
Add missing 'can' 2018-09-10 16:19:53 -07:00
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 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 3049a53843 Remove a resolved TODO. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-15 15:40:35 +01:00
Daira Hopwood 4d1cb63baf Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-15 15:38:15 +01:00
Daira Hopwood 8364aff29c Change the description of BLAKE2s to correct the constraint count and to describe batched equality checks performed by the sapling-crypto implementation. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-15 15:07:23 +01:00