pczt: Add public getter for spend_auth_sig#22
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Expose the Orchard spend authorization signature via `getset`, enabling downstream consumers to read back the signature after signing (e.g. for extracting the signature from a hardware-wallet-signed PCZT and forwarding it to the chain). Made-with: Cursor
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…f0768ea4..dd0ea2c3c5 dd0ea2c3c5 Merge pull request #23 from zcash/2026-03-doc-fixes 93b26b7db1 v0.4.1 release - minor doc fixups d528fa82e3 Merge pull request #22 from zcash/2025-12-doc-git-subtree b421ef0b34 Merge pull request #22 from zcash/2025-12-doc-git-subtree 4a26e54c36 Fix git subtree command syntax in README 34bb38b606 Merge pull request #20 from zcash/doc/get_block a507182f92 Document GetBlock transparent data behavior and clarify nullifier RPCs fc5cc9a4b1 Merge pull request #19 from zcash/deprecate_get_nullifiers f0ebc72cad Mark `GetBlockNullifiers` and `GetBlockRangeNullifiers` as deprecated. 9a5f7a0eec Merge pull request #16 from zcash/2026-01-remove-fullHeader f1095897d9 revert the previous PR that added BlockID.fullHeader 99d9bf9fff Merge pull request #15 from zcash/2025-12-compactblock-doc bbdd689d73 either CompactBlock.{hash, prevHash}, or CompactBlock.header aa42926ed3 Merge pull request #13 from pacu/add-README da4d3d57d8 Add rationale suggested by @LarryRuane 4edd22465b fix type e36df314b8 clean up whitespace and line width 215cb5a3f3 Add PR suggestions. Organize Clients section 3e78d5d872 Apply suggestions from code review 96b86544db Apply suggestion from @LarryRuane 6259b97df0 Apply suggestion from @nuttycom f2fcef3e42 Apply suggestion from @nuttycom 8cc1e66b11 Apply suggestion from @LarryRuane 99132222dd Apply suggestion from @nuttycom 207cc5e6f9 create a README file with context and instructions 7392b9706f Merge pull request #12 from zcash/release/v0.4.0 git-subtree-dir: zcash_client_backend/lightwallet-protocol git-subtree-split: dd0ea2c3c5827a433e62c2f936b89efa2dec5a9a
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Based on
maint/pczt-0.5.x(branched frompczt-0.5.0series). This is aSemVer-compatible addition intended for a
0.5.xpoint release.Expose the Orchard spend authorization signature via
getset, enabling downstream consumers to read back the signature after signingHow We Use It
Token Holder Voting.
We use spend_auth_sig() as a read-only accessor to extract the 64-byte spend authorization signature from a Keystone-signed PCZT, so it can be forwarded to the cosmos chain as part of the delegation transaction.
See full summary of the integration: https://hackmd.io/@TJGUVkqNQYieiMqJQQBDeA/rJ0mU1v3Wl