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Bookend

Bookend

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The Bookend library — shelves of registered books

Bookend

Community begins at the end of every book.

Bookend lets authors and readers connect beyond the page.

Register your bookendExplore the library

The official registration authority for Book and Magazine IPFNs · swipe right to explore

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Create · Connect
Pen-line drawing of a dragon reading a book

The flow

How it works

history_edu

Create

Authors create a digital companion for their books — context, extras and a registered claim readers can look up.

Create your Bookend→
hub

Connect

Readers engage with authors and other readers — communities form around the books they love.

all_inclusive

Preserve

Keep a book's extras and conversations together. Its IPFN links the registration; community posts are separate, not automatically anchored.

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Connect · Preserve
Pen-line drawing of an open book in conversation with the world

Use cases

For communities of all sizes

Direct author engagement

Q&As, behind-the-scenes content, a loyal community that feels truly tied to the work.

Book clubs reimagined

A dedicated space for discussions, annotations, and shared reading journeys.

Classroom & educational use

Students and educators collaborate, share notes, build a lasting archive of knowledge.

Niche communities & fandoms

From sci-fi to poetry — a shared home for the books, questions and ideas that bring people together.

Start your communitya place beyond the last page
03
Preserve

Standards

What an IPFN is

A registered Bookend receives an IPFN — an International Pinned File Number linking the book to its registration claim. The number is a lookup key, not a content hash or an independent ruling on authorship. Drafting, registration and blockchain anchoring are separate steps.

Open the record to see its current pin and ledger status. A successful IPFS pin stores the registration manifest; a confirmed Base transaction anchors its ledger fingerprint. Neither status is implied by simply creating a Bookend, and neither automatically archives its conversations.

BKS-z7.3pfn.xyzexample identifier · BKS = book, MAG = magazine, LENS = image
Verify a recordHow the hash works→
04
Pen-line sketch of fanned book pages

Physical companion

Print runs

Bookend isn't only digital. Authors can plan a physical print run alongside their Bookend. Add its QR code to the print design so readers can scan the finished book and return to its companion page.

Connect the campaign, reader interest and the book's community. Ordering and fulfillment depend on the run's published offer; joining an interest list does not purchase a copy.

Preview the print-run flow→
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Step inside.

Where to next

Step inside.

The corridor ends where your book begins — browse the shelf, back a run, or open a blank record and start writing your room.

The Library
Every Bookend, in one shelf
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Preorder
Drive a physical print run
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Your Bookend
Start one from your home
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ARTSSN
Where the platform lives
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Create your BookendOpen the Library