Blockchain is a decentralised way to create trusted record without a trusted counterparty, i.e. centralised.
In this case, there is nothing decentralised, you need to go through IBM as with a regular system. Blockchain is only mentioned as marketing to convince you they are reliable. A bit how some hosting service tell you their are using S3 to convince you they are not going to lose your data.
edit: The problem is the title of the article that let you imagine there is some interesting blockchain tech being developed. Instead that's about as interesting as "Walmart uses SAP"
Blockchain is a decentralised way to create trusted record without a trusted counterparty, i.e. centralised.
In this case, there is nothing decentralised, you need to go through IBM as with a regular system. Blockchain is only mentioned as marketing to convince you they are reliable. A bit how some hosting service tell you their are using S3 to convince you they are not going to lose your data.
edit: The problem is the title of the article that let you imagine there is some interesting blockchain tech being developed. Instead that's about as interesting as "Walmart uses SAP"