Blockchain Beyond Finance - Cronos Groep - Jan 17, 2017
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Transcript of Blockchain Beyond Finance - Cronos Groep - Jan 17, 2017
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Blockchain Beyond FinanceTowards the internet of value & trust
Dimitri De Jonghe
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@DimitriDeJonghe
● 2008 Master micro-electronics (KULeuven)
● 2013 PhD on applying machine learning to micro-electronics design (KULeuven)
● 2014 Machine learning startups (sydelity, scriptbook)
● >2014 founding member ascribe.io / BigchainDB ○ ascribe.io - bitcoin blockchain for online licensing○ BigchainDB - scalable blockchain database○ IPDB Foundation - interplanetary database, public
BigchainDB for commons○ Interledger co-chair - the internet of blockchains
Micro-electronics
Machine learning
Blockchain
● Dimitri De JongheBlockchain technologist & enthusiast
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“My conclusion is that whatever you put on the internet you lose it.
Maybe keep the rights, but lose the power over it.”
-User on Shapeways blog (3D printing marketplace)
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(digital) attribution, title, value
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Your assets, your claims
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(Digital) Trust by intermediaries & institutions
$ ping www.google.com< PING 172.217.17.36
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Her
e’s
your
pers
onal
data
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Do you need the middlemen?
Can you take control of your data?
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2008 - Bitcoin
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Shared single source of truth and conduct
Inter-mediary
Trusted third parties
peer to peerdecentralizedcentralized
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Blockchain disrupts
Trusted Third Parties
Shared Single Source of Truth and Conduct
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Blockchain:A “Spreadsheetin the Sky”
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Shades of trust, reputation, blockchain...Public: Open networks
Writers: Everyone can participate
Trust: World consensus
Applications:
● Decentralized apps
● Cryptocurrencies, programmable money
● Smart contracts
Private: Ecosystems, federations
Writers: Participants known/reputation
Trust: Federated consensus (eg vote)
Applications:
● Enterprise
● Disintermediation: Clearing & settlement
● Transparency: Supply chain, AML, audit
trails, provenance
● Ownership: exchange, partial, trustless
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To develop shared global compute infrastructure,
we must first understand the status quo of infrastructure,
…and how to change it accordingly.
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To blockchain or not to blockchain?
● Need interaction with one or more parties?
● Do you want a crypto-secured shared single source of truth?
● Do you need apply and comply with a shared set of rules?
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Status quo compute infrastructureModern apps use processing, file system, database
FILE SYSTEMe.g. S3, HDFS
APPLICATION
PROCESSINGe.g. EC2, Azure
DATABASEe.g. MySQL, MongoDB
PLATFORMe.g. AWS, Google App Engine, Heroku
CO
NN
ECT
NET
WO
RK
S e.
g. T
CP/
IP
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Towards a decentralized compute infrastructure
FILE SYSTEMe.g. S3, HDFS
APPLICATION
PROCESSINGe.g. EC2, Azure
DATABASEe.g. MySQL, MongoDBBitcoin Blockchain?
PLATFORMe.g. AWS, Google App Engine, Heroku
CO
NN
ECT
NET
WO
RK
S e.
g. T
CP/
IP
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Towards a decentralized compute infrastructure
FILE SYSTEMe.g. S3, HDFS
APPLICATION
PROCESSINGe.g. EC2, Azure
DATABASEe.g. MySQL, MongoDB
PLATFORMe.g. AWS, Google App Engine, Heroku
CO
NN
ECT
NET
WO
RK
S e.
g. T
CP/
IP
e-Cash/e-GoldBitcoin
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Towards a decentralized compute infrastructure
FILE SYSTEMe.g. S3, HDFSIPFS, SWARM
APPLICATION
PROCESSINGe.g. EC2, Azure, Ethereum, Hyperledger, Tendermint, Lisk, Corda
DATABASEe.g. MySQL, MongoDBBigchainDB, IPDB
PLATFORMe.g. AWS, Google App Engine, Heroku, Eris/Monax, BlockApps
CO
NN
ECT
NET
WO
RK
S e.
g. T
CP/
IP, I
nter
led
ger
ILP
e-Cash/e-GoldBitcoin, zCash, Ripple,
Blockstream, Multichain
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Decentralized Stack Interoperability
FILE SYSTEMe.g. IPFS, SWARM
PROCESSINGe.g. Ethereum, Hyperledger, Tendermint, Lisk, Corda
DATABASEe.g. BigchainDB, IPDB
PLATFORMe.g. Eris/Monax, BlockApps
e-Cash/e-GoldBitcoin, zCash, Ripple,
Blockstream, Multichain
Protocols:InterledgerIPLD
Hash Registry:E.g uPort
Contract Registry:E.g dapp.registry
Oracles:Push dataE.g. Oraclize
Backend specific OP-Codes
Configure stack: contract scripts, consensus, storage backends
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2016 onwards● BaaS: Blockchain as a Service (Azure, Amazon, IBM, IPDB)
● Internet of value: connect blockchains and legacy (Interledger)
● Standardization: Asset definitions, comm. Protocols, API’s
● Borderless and instantaneous micropayments and exchanges
● Scalability: Big-data meets Blockchain (BigchainDB)
● Internet of things: digitization of real world assets
● Privacy: zero-knowledge proofs to mask transaction content
● Identity: e-governance, IoT identity on-chip
● ...
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Provenance is important forAuthenticity
Chain of Ownership
Valuation
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Why fight the physics of bits?
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How to get PROVENANCE
Of TITLE?
How to get PROVENANCEOf COPIES?
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Status quo compute infrastructureModern apps use processing, file system, database
FILE SYSTEMe.g. S3, HDFS
APPLICATION
PROCESSINGe.g. EC2, Azure
DATABASEe.g. MySQL, MongoDB
PLATFORMe.g. AWS, Google App Engine, Heroku
CO
NN
ECT
NET
WO
RK
S e.
g. T
CP/
IP
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ascribe: a partly decentralized app (DApp)
FILE SYSTEMe.g. S3, HDFS
APPLICATION: ascribe.io
PROCESSINGe.g. EC2, Azure
DATABASEe.g. MySQL, MongoDBBitcoin Blockchain
PLATFORMe.g. AWS, Google App Engine, Heroku
CO
NN
ECT
NET
WO
RK
S e.
g. T
CP/
IP
OP_RETURN: copyright + author + metadata/URIs
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Examples
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Creative Commons
cc.ascribe.io
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Cyland Video Archive
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IkonoTV
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left.gallerycointemporary.comlumenus.co
Online Marketplaces
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Swallow the WEB
ML Image Search
Analytics
How to get Provenance of COPIES?
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whereonthe.net Provenance of the COPIES
According to WhereOnTheNet, Detail from The Creation of Adam, appeared on 4,548 websites and 18,796 unique pages.
This image has had around 56 occurrences on Twitter, which is less then 1% of all occurrences.
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Rogier van der Weyden, Portrait of a young Lady, around 1440/45, Staatliche Museen zu Berlin, Gemäldegalerie
(Image: Public Domain)
Where is Portrait of a young Lady ?
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Over 1279 copies
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Website : wikiart.org/Occurrences : 164
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Provenance of TITLE (IP)
ascribe.io
Provenance of COPIES
whereonthe.net
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70 GB3 tx/s
What about planetary scale?
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Netflix uses 37% of Internet bandwidthUsing a modern distributed “big data” database
http://techblog.netflix.com/2011/11/benchmarking-cassandra-scalability-on.html
Writes / s vs. # nodes
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Blockchain meets Big Data
ScalabilityQueryability
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2 ways to scale up
Big data-fy blockchains• Builds on man-decades of work• Significant scalability hurdles
<or>
Blockchain-ify big data• Builds on man-centuries (millennia?) of work• Scalability challenges already resolved• How to blockchain-ify? …
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payment channels / trust lines / side chains (e.g. blockstream)
high-speedtrust line slow-speed sync
Big data-fy the blockchain
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What’s the difference between a database and a csv file?Querying. From M’s of records, find the relevant ones.
1 Line of standard code, optimizedvs
50-500 lines of slow custom code, unoptimized
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How do “big data” databases scale? Answer: Distribute storage across many machines, i.e. sharding
A “consensus” algorithm keepsdistributed nodes in sync.
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Native assets
How to build a scalable blockchain database (BigchainDB)1. Start with an enterprise-grade distributed DB, e.g. MongoDB2. Engineer in blockchain characteristics
• Each DB node is a federation nodeDecentralized / Shared Control
• Append-only• Chain hashes
Immutable / Audit Trails
• “Own” = have private key• Asset lives on the database
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Federated Consensus Architecture
Blockchain Consensus
Database Consensus
IMPLEMENT A 2 PHASE CONSENSUS
FEDERATION
Single Database
or
MongoDB RethinkDB
Database Options
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BigchainDB: Big Data meets Blockchain- a blockchain database
Immutability
Decentralized Control
Native Assets
Scalable
Queryability
Operationalized
TraditionalDatabases
Traditional blockchains
BigchainDB
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BigchainDB: simple contracts iso smart contracts
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Product Roadmap
FaultTolerant
Multi-INMulti-OUT
Tx
DivisibleTx
VM +Policies
Tx +Status
API
RethinkDB
SimpleContracts
QueryContracts
Change- FeedWatch
DB WireFirewall
Global Block
ordering
List QueryAPI
Amazon
BlocksVotesAPI
Assets
Docker MongoDBAzure
BFT Block ordering
Python Driver
JSDriver
CustomQueries
EthereumIPFS
Zero Knowledge
BigchainDB v0.8 V.0.9 + Q1 Q2 > Q2
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Where is BigchainDB used today
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Vertical:IP – Music rights
Value proposition:A streaming service owned by all
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Vertical:IP – Digital art
Value proposition:Enables creators of digital art to get compensated, via claiming attribution & licensing
ascribe
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Interledger
Vertical:Identity
Value proposition:Low-friction assurance, sovereign personal data
Authenteq
©ITU/L.Berney, (CC BY 2.0)
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Interledger
Vertical:Government – Land Registry
Value proposition:Low-cost registry, less risk of corruption
BenBen
©ITU/L.Berney, (CC BY 2.0)
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Vertical:ID - Education Credentials
Value proposition:reduce fraudulent degrees, lower HR friction
Recruit
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Vertical:Energy
Value proposition:manage $ flow in energy deregulation
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Vertical:Supply Chain / Health
Value proposition:government-mandatedtransparent $ flow
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Generating Opportunities: Vertical x Benefit
Decentralized /Shared Control
Immutability / Audit trail
Tokens /Exchanges
Intellectual Property
Identity
Finance
Energy
Government
Dig art – ascribe
Supply Chain
R3
Retail marketplace - OpenBazaar
RWE You?
You?
You?
Res( )nate
Tangent90 Everledger
Recruit
BenBen
Ownage
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IPDB: Interplanetary DatabasePowered by BigchainDB
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• For everyone, everywhere
• Free until heavy usage, then pay web service style
• Initial tech is BigchainDB
• Member caretakers will operate validating nodes
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IPDB Caretakers
Long-standing commitment to the decentralized internet
At least half non-profit
Fewer than half in any given country
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IPDB Caretakes (so far)
BlockstackCOALA
Dyne.orgInternet Archive
OpenMediaUnMonastery
ascribe / BigchainDBConsensys
Eris/Monax IndustriesProtocol Labs (IPFS)SmartContract.com
SynereoTendermint
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Taking the next step with blockchains
• Identify use cases, e.g. using tools here
• Validate use cases with blockchain experts
• Start experimenting, e.g github.com/bigchaindb
• Find the right expertise ;-)
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Dimitri De Jonghe
[email protected]@DimitriDeJonghehttps://be.linkedin.com/in/dimitridejonghe
+32 496 80 94 14
My projects:https://ascribe.iohttps://bigchaindb.comhttps://ipdb.foundationhttps://github.com/bigchaindbhttps://interledger.orghttp://datanews.knack.be/ict/nieuws/bigchaindb-maakt-blockchain-principe-schaalbaar/article-normal-720789.html
Thanks for listening