Mediachain

An open data network for creative works

Denis Nazarov

@iiterature

Open access today

Reinventing the wheel

Open access today

Open data in silos

Open access today

Solution

Improving collaboration with a protocol for sharing media metadata

Mediachain = 

Content ID

Decentralized Database +

Decentralized Database

  • ​Anyone can participate
  • No central point of control or failure
  • One logical data space
  • Built on top of IPFS

Content ID

aec0be6b-8c6e-4ea2-b402-7ed7dc54fc15
Image Recognition
Global Identifier

Content ID

1. Collaboratively talk about the same work

Content ID

by: "Pablo Picasso"

-MoMA
title: "Pierrot"

-Tate
id: "d4648a5b-ce12-4b1c-98b8-f94dca764b75"

Content ID

2. Search with an image

Content ID

id: "d4648a5b-ce12-4b1c-98b8-f94dca764b75"
artist: "Pablo Picasso"
title: "Pierrot"
year: 1918
medium: "Oil on canvas"
dimensions: "92.7 x 73 cm"
object_number: "12.1952"
department: "Painting and Sculpture"

-Moma, Tate

Data Structure

Participants make Statements about a work

by: Pablo Picasso
title: Bull
year: 1958

-Love, MoMA

Statements

can be derived from existing metadata through Translators

Statements

signed with the participant's keypair

Statements

walked to form a complete picture

title: Horse and Barge,
artist: David Cox

-Tate
title: Horse and Barge,
artist: ???,
year: 1820

-MoMA
title: Horse and Barge,
artist: David Cox,
year: 1820

Chain

anyone can contribute, but untrusted statements discarded at read time

title: Horse and Barge,
artist: David Cox

-Tate
title: Horse and Barge,
artist: ???,
year: 1820

-MoMA
title: Horse and Barge,
artist: David Cox,
year: 1820
title: I Like Cheese

-Donald Trump

Tree

Network effect!

Some applications

Annotation

Surface metadata conflicts

Attribution and analytics

Open access before IIIF

Disparate silos

Open access with IIIF

Many independent spec-compliant API endpoints

Mediachain ❤ IIIF

Single data network with verified participants

Mediachain ❤ IIIF

  • Search across datasets
  • Global identifiers
  • Data collaboration
  • Content addressing
  • Attribution

Mediachain ❤ IIIF

Future: Serialize Mediachain data to be IIIF complatible

Future: Integrate IIIF viewers as clients to Mediachain

Infrastructure for simpler open access!

Help

Contribute to open source development

We need data!

Help build apps

Thank you!

with an underscore

Mediachain

By Denis Nazarov