Onchain Merch

Physical artifacts become digital collectibles through blockchain technology

Ticket Stubs

Pure paper memorabilia that bridges the physical and digital worlds. Each ticket stub is a tangible piece of show history that can optionally be claimed as an ERC-721 NFT.

Physical Features

50 available per show - Limited physical edition
Complete onchain information - Everything needed to claim is printed on the paper
Show details - Band names, venue, projected block height
Unique identifiers - Token ID and secret hash for claiming

Digital Capabilities

Optional activation - Claim onchain when you're ready
Website integration - Claimed stubs appear on show pages
Upgrade path - Can be upgraded to Set Stones (0.1 ETH)
Ecosystem presence - Set Stones appear throughout cryptograss

Pricing: 0.0171 ETH / 1000 CZK / 40 Euro / 1.5 Ounce Silver

Example Ticket Stub

Here's what a physical ticket stub looks like:

Justin Holmes and The Immutable String Band

Ryman Auditorium

Nashville, Tennessee

Showtime blockheight:

30198476

Rabbit hash:

0xa1b2c3d4e5f6...

42 / {100-149}

This is a demonstration ticket stub. Real ticket stubs are printed on special paper and include functional QR codes.

No ticket stubs are currently available for claiming. Check back after upcoming shows!

Set Stones

Algorithmic art NFTs that transform live musical performances into unique visual artifacts. Each Set Stone is a crystallization of a musical moment in time.

Musical Data Translation

Song-derived colors - Each song has a unique color signature
Set structure - Visual representation of song flow and transitions
Performance metadata - Block height, venue, and ensemble captured
Algorithmic generation - No two stones are identical

Collectible Properties

Unique artwork - Generative art based on setlist data
Transferable ownership - Trade on secondary markets
Ecosystem integration - Appear throughout cryptograss platform
Historical record - Permanent documentation of live performance

Note: Set Stones can be purchased directly (0.1 ETH) or obtained by upgrading a claimed ticket stub.

Example Set Stone

Here's what a Set Stone looks like:

Set Stone #123

ETHDam 2025 - Set 0

Songs: Silver .44, Paint Exchange, Lost, Red Haired Boy

Colors derived from traditional and original compositions

This is a demonstration Set Stone. Real Set Stones feature unique algorithmic artwork based on actual performance data.

GRASSBurn Zero

March 5, 2025 • Breckenridge, Colorado

Venue: Crucible

0 set stones minted

Blockheight: 21,984,926

Schelling Point

February 27, 2025 • Denver, Colorado

Venue: Number 38

1 set stone minted

Blockheight: 21,940,657

Allo DAO Summoning

February 26, 2025 • Denver, Colorado

Venue: Gitcoin Church

0 set stones minted

Blockheight: 21,933,658

GFEL Boulder 2025

February 22, 2025 • Boulder, Colorado

Venue: The Riverside

1 set stone minted

Blockheight: 21,904,604

MOOS Space

August 17, 2024 • Berlin, Germany

Venue: MOOS Space

2 set stones minted

Blockheight: 20,550,008

Regens Unite 2024

July 10, 2024 • Brussels, Belgium

Venue: Commons Hub Brussels

1 set stone minted

Blockheight: 20,277,935

How It Works

Ticket Stub Journey

1 Purchase at show - Buy a physical ticket stub at the venue (50 available per show)

2 Optional claiming - Scan QR code or use the secret hash printed on the back

3 Digital ownership - Claim your ERC-721 NFT with all show metadata

4 Upgrade option - Convert to a customizable Set Stone for enhanced visibility

Set Stone Creation

1 Performance capture - Live setlist data recorded during the show

2 Algorithmic transformation - Songs converted to colors and visual patterns

3 Unique generation - Each Set Stone artwork is mathematically unique

4 Ecosystem integration - Appears throughout cryptograss platform and marketplaces

Technical Details

Ticket Stubs: ERC-721 NFTs on Arbitrum • Contract:

Set Stones: ERC-721 NFTs on Arbitrum • Contract: 0x39269b3FddFc9bf0626e5CFe4424aa51A77f7678