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Book I · Before the Earnings

Once upon a stock.

Write it before the news. Read it for years.

Robinhood Chain · 4663 · not affiliated with Robinhood

The card

A vault with a cover.

Each card holds a fixed amount of a Robinhood Stock Token. You write it during an open window that closes 24 hours before a scheduled company event.

After the event, the card gains a verified Chapter: a new visual layer and an event stamp. More events, more chapters. Falling quarters count too.

A card is OPEN while the vault is sealed and CLOSED once the owner withdraws. Closing is permanent. The card survives as a record; the value inside does not.

UPON #0142NVIDIA

Book I · Before the Earnings

Written
Sep 5, 2026 · block 1,284,551
Held
0.25 NVDA
Chapters
2
Author
0x4f…a1
Status
OPEN

Preview only. On-chain, closing cannot be undone.

How it works

Three verbs. One of them is final.

  1. 01 Write

    Pick a card from an open series and lock a fixed amount of the Robinhood Stock Token inside it. The window closes 24 hours before the scheduled event.

    You cannot backdate a card. The mint block is the mint block.

  2. 02 Chapter

    When the event has verifiably happened, the card receives a Chapter: a new art layer and an event stamp. Every later event the company holds can add another.

    A Chapter records that an event occurred, not that it went well. Falling quarters count too.

  3. 03 Close

    The holder can withdraw the assets at any time. The card stays on-chain as a closed record with its history and chapters intact.

    Closing is permanent. A closed card cannot be refilled, and it trades on a separate, lower floor.

Provenance

Three numbers that never merge.

The mint date and the original author are written once and never change. Ownership can change hands as often as the market likes.

Buying a card later gets you the history. It never gets you the claim of having been there.

Card age
184 days
Held by current
12 days
Original author
0x4f…a1
Previous owners
3
Chapters witnessed
2

Book I · first series

NVIDIA — BEFORE THE EARNINGS

1,000 cards, each holding at least 0.05 NVDA, written before the NVIDIA quarterly earnings release.

Window closes

Date pending

The write window closes 24 hours before the NVIDIA quarterly earnings release. The countdown starts the moment NVIDIA confirms the date. We do not guess it.

Get the window date first.

One email when the window opens. Nothing else, ever.

Cap
1,000 cards
Minimum
0.05 NVDA
Write fee
1%
Close fee
0%
Transfer fee
0%
Chain
Robinhood Chain · 4663

Where the 1% goes

  • UPON operations0.7%
  • Chapter verification reserve (on-chain event attestations)0.3%

Charged once, on the token quantity, at the moment of writing.

The contract

No admin. No pause. No proxy.

close() has no owner check beyond the token holder.

If every UPON server disappears, your assets still come out.

Verified source· pending deploymentExplorer· pending deployment