Testbed Information
DECaDE researchers are exploring technology prototypes via the DLT testbed hosted at the University of Surrey.
Available Chains/Endpoints

Ethereum PoA DLT ('SurreyDLT')
Endpoint: https://blockchain.surrey.ac.uk/ethereum
Status: UP
ChainID: 53419
Last Block: 1746597
Click to view Dashboard
Access ETH Faucet
Endpoint: https://blockchain.surrey.ac.uk/ethereum
Status: UP
ChainID: 53419
Last Block: 1746597
Click to view Dashboard
Access ETH Faucet

Hyperledger Besu PoA
Endpoint: https://decade.ac.uk/blockchain
Status: UP
ChainID: 23623
Last Block: 10138488
Endpoint: https://decade.ac.uk/blockchain
Status: UP
ChainID: 23623
Last Block: 10138488

Rinkeby EP
Endpoint: https://decade.ac.uk/rinkeby
Status: UP
ChainID: 4
Last Block: 11817650
Endpoint: https://decade.ac.uk/rinkeby
Status: UP
ChainID: 4
Last Block: 11817650
Demos
Public proof of concepts/demonstrations available on the testbed

ARCHANGEL
ARCHANGEL is a digital preservation proof of concept that uses Blockchain to underwrite the integrity of public archives. It was trialled at several national archives in 2019. Read more about the ARCHANGEL project at ARCHANGEL project page.
Access Demo
ARCHANGEL is a digital preservation proof of concept that uses Blockchain to underwrite the integrity of public archives. It was trialled at several national archives in 2019. Read more about the ARCHANGEL project at ARCHANGEL project page.
Access Demo

Angel Wings
Angel Wings was an extension of the ARCHANGEL infrastructure for journalism, exploring the use of the ARCHANGEL blockchain to track provenance of images on the internet. It featured a webbrowser extension for Chrome that overlaid check (tick) marks on content that had traceable provenance to records immutably stored within the ARCHANGEL Blockchain.
Access Demo
Angel Wings was an extension of the ARCHANGEL infrastructure for journalism, exploring the use of the ARCHANGEL blockchain to track provenance of images on the internet. It featured a webbrowser extension for Chrome that overlaid check (tick) marks on content that had traceable provenance to records immutably stored within the ARCHANGEL Blockchain.
Access Demo