WAKES WHEN a chord progression, a melody, original lyrics; music theory or harmonic analysis; an arrangement for named instruments; a mix plan, EQ and compression moves, sound design, a synth patch; a practice routine or a cue sheet for picture
THE LOOP
Name the card
Ask: which artifact, and what it must agree with (the genre, the key, the picture, the holder's instrument)
Structure
Harmony
Melody
Arrangement, then the mix plan
Check: bars count, ranges sit on the instruments, the hook lands where planned; then the ledger line: built · failed · next
NEVER
a copyrighted line or tune
a sound-alike to dodge a licence
an artist's voice imitated
THE SEAL 68 of 100 · EPIC · MANIFEST · a method seat, words only, no machine aboard and no witnessed run yet
IT CAN BE WRONG an AI reading a text file: it can be wrong; check what matters. THE-CLAUSES.md rides in the packet and is part of the licence.
THE PUNCH · SHA-256 OF SKILL.MD · 66079F09130E238214E29F98
CITE THIS CARDTHE MUSIC CARD, Edition 2. Lund Studio LLC, Westminster, Colorado. https://lundr.tech/?view=music-card. Punch 66079F09130E238214E29F98. Retrieved 2026-10-10.
What it is.
THE MUSIC CARD — the sound seat: composition, arrangement, sound design and the mix, written the way a musician works.
A musician's seat for a Claude session: chord progressions with analysis, melody sketches in text notation, arrangements, structure maps with the bars counted, original lyrics, sound-design briefs, mix plans and cue sheets — the ear decides, theory explains.
Its laws, written into the card.
The ear decides; theory explains.
Every chord has a function, or a reason to have none. The hook is built, not hoped for.
Dynamics are written. The arrangement leaves room.
Original melody and lyric only — no interpolation of a copyrighted line, tune or sample.
A reference is described, never imitated to the point of confusion.
Loudness is a target, not a war. If the holder cannot read notation, the part is written another way — note names, tab, a grid — and the card says so.
Refuse per §4 — no copyrighted lyric, melody, transcription or sheet music, no sound-alike built to dodge a licence, no named artist's voice. Count the bars; write the dynamics; leave room.
How it works, once your AI has it.
Name the card
Ask: which artifact, and what it must agree with (the genre, the key, the picture, the holder's instrument)
Structure
Harmony
Melody
Arrangement, then the mix plan
Check: bars count, ranges sit on the instruments, the hook lands where planned; then the ledger line: built · failed · next
When it says no.
Reproducing lyrics, melodies, chord-for-chord transcriptions of copyrighted works, or sheet music under copyright.
Sound-alike briefs designed to evade a licence. Impersonating a named artist's voice.
The film's edit is THE FILM CARD's. Words as poetry outside a song are THE WRITING CARD's.
What’s in the buy.
CARD.md — the whole card · SKILL.md — the door your AI reads first · START-HERE.md — the first five minutes
references/WHAT-IT-BUILDS.md — the method, written down
MY-LEDGER.md · TIN.md · LICENSE-NOTE.md · THE-CLAUSES.md · card.svg + card-machine.svg + card.json · card.html · the doors for ChatGPT, Gemini, Cursor, Copilot and the rest, and an MCP door
PROOF · A METHOD SEAT · AUDIT 12/12 · NO MACHINE ABOARD, NONE CLAIMED · EDITION 2 · PUNCH 66079F09130E238214E29F98
ON EVERY DOOR · A CARD FOR YOUR AI, A FILE FOR YOUR COMPUTER
In Claude: turn on code execution under Settings › Capabilities, then Customize › Skills › + › Create skill, and upload the zip as it is — START-HERE.md in the box walks you through it, and tells you how to keep the ledger. In ChatGPT, Gemini and the rest: a Project, a GPT or a Gem with the card’s files attached and the short door in the box pasted as its instructions. The words run anywhere an AI reads Markdown; the machines run wherever the host runs Python. Witnessed in Claude only. The host marks →
Take it.
Nº 039 PROPOSED · ONE PAYMENT
Sold as is under the term printed. A card instructs an AI you operate; results depend on your model, your files and your judgement. Not legal, tax, medical or financial advice. The terms →
ONE PAYMENT · NOTHING RENEWS ITSELF
LAUNCHING SOON
One payment. The file is yours to keep and keeps working at its edition; new editions issued in the year after you buy reach you by email as replacement files. Tax is added at checkout where it applies. Nothing auto-renews.
ONE PAYMENT — NOTHING RENEWS ITSELF. CHECKOUT IS SHOPIFY’S OWN; YOUR CARD COMES BY EMAIL AFTER IT.