Homework on Provenance - Questions

  1. By using nodes and having them be all over the world, so there is not any centralized servers. The blockchain is decentralized in the sense that it can not be controlled by any one organization or government. Making each transaction trustless. meaning not having to take another person or business or organization’s word that they are doing what they say they are or will do.

  2. A normal database is centralized, meaning that it is usually in one area and controlled by one organization. The exact opposite of the blockchain. They would require trust.

  3. Each business can look to be sure they are receiving the materials that they are paying for, and they are coming from the location in which they are to be shipped. Consumers can know if the items they are purchasing are done in a factory that does not use child labor. That the ingredients or materials are the same that shows on the label of the product.

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  1. No one can duplicate it and because trust-less.
  2. Theres no central authority, you can add things not remove things in the database.
  3. Don’t trust, Verify! Ingredients of company.
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  1. Decentralization, immutability, verification. Cant remove what we add.
  2. Centralized system, therefore subjetc to modification, corruption and so forth
  3. Trustless. Just verified. Dont take my word for it, check the public ledger kind of.
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  1. Blockchain enables digital provenance because it’s a public ledger. Anyone can audit in real time.

  2. A normal database doesn’t bring the same provenance because it is not public, and it is centralized.

  3. Digital provenance is a benefit to business because it takes away the hassle of having to have a third party run an audit, and it allows for tracking of materials, labor, etc.

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  1. Blockchain enables digital provenance by providing the ability of real time auditing by combining accounting and transactional history.

  2. A normal database doesn’t bring the same provenance because of the trust involved in the accuracy of the data.

  3. Digital provenance is a benefit to many businesses because it eliminates trust from the equation.

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  1. Blockchain is a digital ledger that records all transactions; these transactions cannot be removed and can be traced/tracked in real-time.

  2. A normal database is controlled by a centralized party where a lot of “trust” is required - trust that the database is secure, trust that the information stored is accurate and not manipulated.

  3. Customers no longer have to “trust” that they are receiving 100% the product/service they are paying for - they can verify it.

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  1. its decentralized so no authority or goverment can change the data on the blockchain.

  2. normal databases allow for removeable transactions where as the blockchain does not.

  3. having digital provenance gives us the option remove trust and data from the calculation.

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  1. Blockchain enables digital provenance by the network of computers that have a copy of the blockchain, the nodes have a copy of the blockchain and can verify all the transactions, theres no middle man and it its trustless.

2.Because it doesnt have the network to verify the veracity and in most cases is centralized and can be manipulated, the transactions can be removed or modified.

  1. Because it brings value and its more eficient. Reduces costs and its trustless, also gives the business real time auditing of the transactions.
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  1. Blockchain enables digital provenance by keeping an immutable history of data, traceable,
    decentralized, public, and in real-time.
  2. A normal database doesn’t bring the same provenance because it can be changed resulting in both
    fraud and errors.
  3. Digital provenance is a great benefit to businesses because it verifies claims of origin, authenticity,
    and production. Helping to build complete trust with both their consumers & suppliers.
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  1. How does blockchain enable digital provenance?
    Provides an immutable way to verify the supply chain in a trustless public manner.

  2. Why doesn’t a normal database bring the same provenance?
    Normal databases can be changed and are, many cases, private.

  3. Why is digital provenance such a great benefit to many businesses?
    Makes auditing easier, faster, and less expensive.

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  1. it’s is written in digital stone and cannot be undone
  2. it can be erased, deleted, it is shaky. It is checked by prove of work
  3. all is transparent, realtime available and can be verified
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Here are the answers to my first H/W on IvanonTech.

1.) Blockchain enables digital provenance by using a network of computers/database to verify transactions or details in real time.

2.) Normal databases are centralized. Controlled by a central authority or company, said company or authority can add and subtract data, edit it however way they want meanwhile provenance relies on verifiable data across a decentralized network. Put simply everyone on the network must agree on the right transaction details.

3.) Digital provenance is beneficial to many businesses because it takes away blind trust and the need for central authority to verify. Instead businesses are able to track details or origins say in the case of their goods and services and know that the chain of that supply is true and verified without fuss.

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1: Blockchain has the ability to track each transaction in real time, essentially enabling real-time auditing & a completely transparent public ledger available to be viewed at all times.

2: In a normal database the accounting layer is separate from the transaction layer, also it exists within a ‘Trust’ environment, which leaves some suppliers unsure of where exactly certain products came from or what every single ingredient is when they’re forced to base their information on the discretion of the origin producer.

3: Digital provenance within the Blockchain gives suppliers complete trust & knowledge in their end product. Ingredients/products cannot be tampered with, they’re aware of exactly where the product came from & the benefits/time saved with real-time auditing will yield them huge savings financially.

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Blockchain enables digital provenance by recording all transactions which can not be erased only added to. Normal databases can not provide the same provenance because data can be subtracted from the data gathered in it. Digital provenance is a great benefit to many businesses because it allows verification to be completely solid and public.

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  1. Blockchain enables digital provenance to record the supply chain throughout the network thus providing transparency. The data collected can only be added and can not be erased which prevents override or loss of information - trustless.
  2. A centralized database uses client/server architecture where one or more client nodes are directly connected to a central server, therefore failure of the components will cause the entire system to break down. Additionally, this data is kept private and controlled by one entity, thus allowing manipulation.
  3. Digital provenance provides the possibility of real-time auditing and accurate immutability traceability.
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How does blockchain enable digital provenance?

  • through its transparency of all available transaction data (financial or supply chain or other) and decentralized nature of operation

Why doesn’t a normal database bring the same provenance?

  • because traditional databases are not a network of databases where each node of the network share the same copy of the complete database (ledger) for all to interrogate to help verify/validate transaction data integrity, they are typically controlled by a single entity.

Why is digital provenance such a great benefit to many businesses?

  • because it enables you to operate in a trust-less manner. You can do business with partners without having to trust them and taking unnecessary risks.
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  1. Blockchain enables digital provenance by moving to a trustless system where everything is verified across multiple copies of the ledger to prove what has happened actually happened.

  2. Because normal databases can be changed and are centralized.

  3. Because it allows a business to prove the authenticity of their products, manufacturing processes, and raw materials.

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  1. By adding all transacations to the blockchain, where nothing can be removed.
  2. Because a normal database can be modified, nothing can be erased in the blockchain.
  3. To show customers where their product is coming from and making everything traceable
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  1. How does blockchain enable digital provenance?

Blockchain is trustless by default due to the computers that verify transactions on the public ledger that cannot be erased or altered.

  1. Why doesn’t a normal database bring the same provenance?

The ledger can be erased or altered.

  1. Why is digital provenance such a great benefit to many businesses?

They no longer have to rely on TRUST.

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Homework - Provenance

  • How does blockchain enable digital provenance?
    Data Provenance is the field of recording the history of data, from its inceptions to various stages of the data lifecycle. Thus, data provenance helps provide a detailed picture of how the data was collected, where it was stored and how it was used. This record essentially forms an audit trail for the data itself. Blockchain technology is a distributed de-centralized immutable ledger for recording sequence of events or history for transactions, which can be deployed to provide a high level of trust, accountability, and transparency.

  • Why doesn’t a normal database bring the same provenance?
    A normal database does not have provenance because the entries are not immutable and could be changed by the owner of the database. It is also not as reliable because the database access may be interrupted if it is a centralized database or distributed database.

  • Why is digital provenance such a great benefit to many businesses?
    Provenance enables every (physical) product to come with a digital ‘passport’ that proves authenticity (Is this product what it claims to be?) and origin (Where does this product come from?), creating an auditable record in the ledger of the journey behind all physical products.

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