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OriginTrail
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Welcome to official OriginTrail Docs
General
OriginTrail - Decentralized Knowledge Graph (DKG)
Ecosystem White Paper
Linked data & knowledge graphs
Blockchains
Development principles
OriginTrail RFCs
Decentralized Knowledge Graph (Layer 2)
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Introduction to DKG v6 - start here
DKG Asset graphs
DKG SDK
Development environment setup
DKG v6 node - setup instructions
DKG v6 node configuration
DKG v6 launch progress
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v6 bounty program
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Telemetry Hub
Tutorials (coming soon)
Blockchain (Layer 1)
OriginTrail Parachain
Other blockchains
Useful Resources
Community created resources
Available networks (testnets, mainnet)
Contribution Guidelines
DKG v5 documentation
Getting started
v5 node - setup instructions
Development environment setup (v5)
Using DKG v5
Publishing data to the DKG
Querying data from the DKG
Data verification
Data structure guidelines
Developer Reference
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Developer Reference
Useful reference links and addresses for developers

DKG v5 Client library

You can get the DKG client library on this Github repo.

API reference

You can find the API reference on Swagger​
The Postman API collection file can be found here.

Blockchain smart contract addresses

v5 Mainnet

Ethereum (eth:mainnet)
  • TRAC token: 0xaA7a9CA87d3694B5755f213B5D04094b8d0F0A6F
  • ODN hub contract: 0x89777F4D16F0a263F47EaD07cbCAb9497861aa79
xDai (xdai:mainnet):
Polygon (polygon:mainnet):
  • TRAC token (bridged): 0xA7b98d63a137bF402b4570799ac4caD0BB1c4B1c
  • ODN hub contract: 0xe5FC9F71F8e378448c0BD0Fb8E1fb879654E3fbb

v5 Testnet

Ethereum Rinkeby 1 (ethr:rinkeby:1)
  • TRAC token: 0x98d9A611Ad1b5761bdC1dAAc42c48E4d54CF5882
  • ODN hub contract: 0x85720D4D09A52eD66656b28c68567E41AD45dD0e
Ethereum Rinkeby 2 (ethr:rinkeby:2)
  • TRAC token: 0x98d9A611Ad1b5761bdC1dAAc42c48E4d54CF5882
  • ODN hub contract: 0xfdf46024707698ccc26ec2997C2aE71C74CCA8aC
xDai (xdai:testnet)
  • TRAC token: 0x18F75411914f45665f352908F1D3D11f0Eb01f2A
  • ODN hub contract: 0x17324BdB37c607c0742e95eFc98973221E1eB9b4
Polygon (polygon:testnet)
  • TRAC token: 0x10eD38C374b2F5bBA3E85b9c478B9fc69559355B
  • ODN hub contract: 0x819deeadF9c4a1d5199435Fa195ff7824CCd687e
Parachain (parachain:testnet)
  • ODN hub contract: 0xA63fF660dd7db1D32a8D5f48249889E7e80f0650
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Data structure guidelines
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DKG v5 Client library
API reference
Blockchain smart contract addresses
v5 Mainnet
v5 Testnet