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876 Commits

Author SHA1 Message Date
Daira Hopwood 3b16c62958 Finish the Appendix A description of BLAKE2s. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-14 10:41:40 +01:00
Daira Hopwood 5d8fe05d37 Regenerate PDFs. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-12 17:21:08 +01:00
Daira Hopwood 10019825e9 Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-12 16:57:38 +01:00
Daira Hopwood 324d634a29 Define "represented subgroup". 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-12 16:57:23 +01:00
Daira Hopwood 36bcc8f3f0 Correct the Change History entry of this version for Sprout. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-12 16:57:07 +01:00
Daira Hopwood 745da1e36d Minor improvement to the type of z_j used in RedDSA batch verification. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-12 16:35:58 +01:00
Daira Hopwood a902df4c5c Correct the description of Groth16 batch verification 
to explicitly take account of how verification depends on primary inputs.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-12 16:35:26 +01:00
Daira Hopwood f90012ce5e Clarify order checking for proof elements. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-12 16:33:03 +01:00
Daira Hopwood 05d72a4b71 Add Charles Rackoff, Rafail Ostrovsky, and Amit Sahai to the acknowledgements. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-12 16:30:21 +01:00
Daira Hopwood 998cb2ff95 Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-12 16:28:59 +01:00
Daira Hopwood 81598de991 Notational changes: 
- Use a superscript (r) to mark the subgroup order, instead of a subscript.
- Use G^{(r)∗} for the set of r_G-order points in G.
(r)
- Mark the subgroup order in pairing groups, e.g. use G_1^{(r)} instead of G_1.
- Make the bit-representation indicator (five-pointed star) an affix instead of a superscript.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-12 16:24:15 +01:00
Daira Hopwood b605fe1061 Cosmetics and minor wording improvements. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-11 21:09:53 +01:00
Daira Hopwood b2f42d987c Macro simplifications. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-11 21:05:19 +01:00
Daira Hopwood 0a1a01513f Regenerate PDFs. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-05 17:31:42 +01:00
Daira Hopwood ade889eef7 Add an appendix on Groth16 batch verification. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-05 17:30:04 +01:00
Daira Hopwood 2e74200366 Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-05 17:29:44 +01:00
Daira Hopwood ef1cee8dcf Regenerate PDFs. Also fix a Makefile problem: protocol.pdf can't be a symlink 
because GitHub doesn't follow symlinks, so links to protocol.pdf would break.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-05 16:05:40 +01:00
Daira Hopwood 34cf757891 Add the hashes of parameter files for Sapling. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-05 10:06:52 +01:00
Daira Hopwood af90f0c4af Add cross references for RedDSA batch verification appendix. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-05 10:06:26 +01:00
Daira Hopwood 7450495335 Cosmetics: fix a warning about Unicode in headings. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-05 10:03:46 +01:00
Daira Hopwood 996045013e Makefile: name the Sprout version as sprout.pdf and link protocol.pdf to the Sapling verison. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-05 10:02:24 +01:00
Daira Hopwood d5c79e2592 Put the change history back in the correct order (beta-23 and -24 were reversed). 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-08-05 08:54:03 +01:00
Daira Hopwood ff397a6aff Add a missing consensus rule for v4 transactions: if there are no Sapling spends or outputs, valueBalance MUST be 0. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-31 03:47:26 +01:00
Daira Hopwood 854f6eddcc Regenerate PDFs. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-27 22:05:29 +01:00
Daira Hopwood 2f0c68b616 Add an appendix on RedDSA batch verification. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-27 22:05:29 +01:00
Daira Hopwood 90692541aa Update RedDSA verification to use cofactor multiplication. 
This is necessary in order for the output of batch verification to match unbatched verification in all cases.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-27 22:05:29 +01:00
Daira Hopwood ea61325c25 Regenerate PDFs. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood 4d8031f659 Make the Sprout version of the spec say [Sprout] in the version. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood e1ee4e615e Updates to take account that Overwinter has activated. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood 89c05c0303 The recommendation for transactions without JoinSplit descriptions to be v1 
applies only before Overwinter, not before Sapling.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood 71617341c9 Wording improvements for the effect of upgrades on sighash. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood c2b8ba2052 Rename nuzero macro names to overwinter. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood 45f9005714 Add TODO to check whether the circuit sometimes omits curve checks. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood f11a24afc3 Delete or clarify unused optimizations in Appendix A. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood 6e4a9455df Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood 128a4fc862 Cross-reference PRF^ock for Sapling encryption. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood 53e6f29d18 Clarify the selection of ovk in sending Sapling notes. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood 699a78e749 Clarify the use of cv^new and cm^new in sending Sapling notes. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood b0b1f60cc2 Reword the conclusion from theorem A.3.4 for precision. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood 0200f63ace Complete the proof of theorem A.3.4. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood dcd929291a Add note about the nonsmall-order check on rk. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood db3ea270c5 The \difference macro was not used consistently; use \setminus instead. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-07-18 11:20:32 +01:00
Daira Hopwood a633149c5d
Merge pull request #160 from str4d/140-zip-0143-examples 
Add examples from ZIP 143 test vectors
 2018-07-06 02:18:53 +01:00
Daira Hopwood 268f9c8cba Minor fixes to ZIPs 143, 201, 203 and 243. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-06-22 22:58:28 +01:00
Daira Hopwood 45b7cc8047 Regenerate PDFs. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-06-22 22:57:30 +01:00
Daira Hopwood 92eb6c5751 Correct the conformance requirement for fOverwintered. 
This addresses a Least Authority issue.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-06-22 22:49:49 +01:00
Daira Hopwood f3ba658772 Note which conformance requirements of BIP 173 (Bech32) apply. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-06-22 22:49:49 +01:00
Daira Hopwood da5909bff5 Improve acknowledgements section. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-06-22 22:49:49 +01:00
Daira Hopwood 911bc3a9ed Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-06-22 22:49:49 +01:00
Daira Hopwood 52428befa7 Correct an error in RedDSA.Verify: vk is given, not computed from sk. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-06-22 22:49:49 +01:00