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Grant application

Threshold Shielded Signing Kit (TSSK) - FROST-powered multisig for Zcash

Evaluation snapshot

Request at a glance

Applicant
Creatives Onchain
Requested
$25,000
Status
Declined
Review context
Forum discussion linked2 committee records linked

FPF source evidence

Milestone and disbursement ledger

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Workflow signals
📋 Grant Application👀 Ready For ZCG Review❌ Grant Declined
Latest committee record
Declined11/24/2025

The Threshold Shielded Signing Kit (TSSK) delivers true multisignature support for Zcash shielded addresses through an open-source, production-ready integration kit. It includes a FROST-based Rust SDK for N-of-M key generation and signing,…

Data quality and provenanceSource matching, linked-record coverage, and reconciliation diagnostics

Source coverage

Operational context for tracing how this canonical record was assembled.
Source stateGitHub + Sheet
GitHub-Sheet match100%
Primary forum1
Supporting forum0
GitHub labels3
Decision notes2

GitHub workflow labels

3 labels captured as structured grant attributes
đź“‹ Grant Application
Category
Intake
Status
Grant Application
Milestone
-
Observed
11/24/2025
Open GitHub issue
đź‘€ Ready For ZCG Review
Category
Review
Status
Ready For Zcg Review
Milestone
-
Observed
11/24/2025
Open GitHub issue
❌ Grant Declined
Category
Decision
Status
Declined
Milestone
-
Observed
11/24/2025
Open GitHub issue

Decision history

2 meeting notes linked
Declined11/24/2025

Threshold Shielded Signing Kit (TSSK) - FROST-powered multisig for Zcash

Declined

The Threshold Shielded Signing Kit (TSSK) delivers true multisignature support for Zcash shielded addresses through an open-source, production-ready integration kit. It includes a FROST-based Rust SDK for N-of-M key generation and signing, an operations-hardened relay for secure signer coordination, and a reference command-line tool (Vault CLI) demonstrating full end-to-end shielded multisig flows. TSSK enables wallets, custodians, and organizations to manage shielded ZEC with quorum-based control—eliminating single-key risk, aligning with Zebra and lightwalletd, and requiring no zcashd dependencies. By filling a long-standing gap in shielded multisig infrastructure, TSSK unlocks institutional and community use cases for private, policy-compliant Zcash custody and transactions. Applicant is requesting $25,000. Jason: We took feedback from the community and ecosystem engineers, and it isn’t clear that what this provides isn’t already in some of the Zcash Foundation toolkits for FROST. Reject based on feedback from ZF and community on usefulness. Rejected

Confidence
100%
Match method
Direct Source Url
Minutes
Zcash Community Grants Meeting Minutes 11/24/25
Committee notes

Jason: We took feedback from the community and ecosystem engineers, and it isn’t clear that what this provides isn’t already in some of the Zcash Foundation toolkits for FROST.

Remains Open11/10/2025

Threshold Shielded Signing Kit (TSSK) - FROST-powered multisig for Zcash

Remains open.

The Threshold Shielded Signing Kit (TSSK) delivers true multisignature support for Zcash shielded addresses through an open-source, production-ready integration kit. It includes a FROST-based Rust SDK for N-of-M key generation and signing, an operations-hardened relay for secure signer coordination, and a reference command-line tool (Vault CLI) demonstrating full end-to-end shielded multisig flows. TSSK enables wallets, custodians, and organizations to manage shielded ZEC with quorum-based control—eliminating single-key risk, aligning with Zebra and lightwalletd, and requiring no zcashd dependencies. By filling a long-standing gap in shielded multisig infrastructure, TSSK unlocks institutional and community use cases for private, policy-compliant Zcash custody and transactions. Applicant is requesting $25,000. Artkor: Based on expert feedback, the practical need and the adoption path of these toolkits is unclear.

Confidence
100%
Match method
Direct Source Url
Minutes
Zcash Community Grants Meeting Minutes 11/10/25
Committee notes

Artkor: Based on expert feedback, the practical need and the adoption path of these toolkits is unclear.

Forum links

1 primary, 0 supporting
Primary forum thread

Threshold Shielded Signing Kit (TSSK) - FROST-powered multisig for Zcash

Organization Name Creatives Onchain How did you learn about Zcash Community Grants Grant website Requested Grant Amount (USD) $25,000 Category Infrastructure Project Lead Name: Akeem Adelanke Role: Project Manager & Developer Onboarding Specialist Background: Experience in devel...

Confidence
100%
Forum URL
https://forum.zcashcommunity.com/t/threshold-shielded-signing-kit-tssk-frost-powered-multisig-for-zcash/52937
Open forum thread

source: forum_mirror | topicId: 52937 | fetchedAt: 2026-10-20T07:09:59.715Z | categoryId: 36 | mirrorKind: forum_topic | coverageCapped: false | discoveredFrom: ["github_issue_comment:ZcashCommunityGrants/zcashcommunitygrants#123:comment:3500081049","google_sheet_row:1FQ28rDCyRW0TiNxrm3rgD8ai2KGUsXAjPieQmI1kKKg:1164534734:grant-platform:8850a28a2234b393099d7753f8a3f6de2aa583791fd65ad7b1f85c2e78440987"] | postStreamCount: 17

Application source evidence

Primary GitHub, Sheet, and other non-forum source records.
Github Issue

Threshold Shielded Signing Kit (TSSK) - FROST-powered multisig for Zcash

### Terms and Conditions - [x] I agree to the [Grant Agreement](https://9ba4718c-5c73-47c3-a024-4fc4e5278803.usrfiles.com/ugd/9ba471_f81ef4e4b5f040038350270590eb2e42.pdf) terms if funded - [x] I agree to [Provide KYC information](https:/...

Confidence
100%
Source ID
ZcashCommunityGrants/zcashcommunitygrants#123
Open source record

repo: zcashcommunitygrants | owner: ZcashCommunityGrants | state: closed | author: CreativesOnchain | labels: ["📋 Grant Application","👀 Ready For ZCG Review","❌ Grant Declined"] | number: 123 | closedAt: 2025-11-24T14:30:08Z | commentCount: 2

Github Issue Comment

Comment on #123: Threshold Shielded Signing Kit (TSSK) - FROST-powered multisig for Zcash

@CreativesOnchain please post to the [Forum](https://forum.zcashcommunity.com) for community feedback and post a link to post here. Thanks.

Confidence
100%
Source ID
ZcashCommunityGrants/zcashcommunitygrants#123:comment:3499749554
Open source record

repo: zcashcommunitygrants | owner: ZcashCommunityGrants | author: alexgbo | number: 123 | issueUrl: https://github.com/ZcashCommunityGrants/zcashcommunitygrants/issues/123 | commentId: 3499749554 | createdAt: 2025-11-06T23:05:33Z | issueNumber: 123

Github Issue Comment

Comment on #123: Threshold Shielded Signing Kit (TSSK) - FROST-powered multisig for Zcash

Hi @alexgbo, thank you very much for your comment. We have posted the proposal to the [forum](https://forum.zcashcommunity.com/t/threshold-shielded-signing-kit-tssk-frost-powered-multisig-for-zcash/52937). Pls let us know if we need to d...

Confidence
100%
Source ID
ZcashCommunityGrants/zcashcommunitygrants#123:comment:3500081049
Open source record

repo: zcashcommunitygrants | owner: ZcashCommunityGrants | author: CreativesOnchain | number: 123 | issueUrl: https://github.com/ZcashCommunityGrants/zcashcommunitygrants/issues/123 | commentId: 3500081049 | createdAt: 2025-11-07T01:30:23Z | issueNumber: 123

Google Sheet Row

Threshold Shielded Signing Kit (TSSK) - FROST-powered multisig for Zcash

Date Submitted: 11/7/2025 | Proposal Title: Threshold Shielded Signing Kit (TSSK) - FROST-powered multisig for Zcash | Applicant(s): Creatives Onchain | Grant Platform Link: https://github.com/ZcashCommunityGrants/zcashcommunitygrants/issues/123 | Forum Link: https://forum.zcashcommunity.com/t/thres

Confidence
100%
Source ID
1FQ28rDCyRW0TiNxrm3rgD8ai2KGUsXAjPieQmI1kKKg:1164534734:grant-platform:8850a28a2234b393099d7753f8a3f6de2aa583791fd65ad7b1f85c2e78440987
Open source record

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