Application US20190028280

SYSTEMS AND METHODS OF SECURE PROVENANCE FOR DISTRIBUTED TRANSACTION DATABASES
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US20190028280

1. An electronic resource tracking and storage computer system that is configured to communicate with computing nodes of a distributed blockchain computing system that maintains a blockchain , the electronic resource tracking and storage computer system comprising: (6) (2)

a computer storage system configured to store: a plurality of blockchain participant identifiers that are each associated with at least one cryptographic key, each of the plurality of blockchain participant identifiers associated with a corresponding one of plural different participants, and

a plurality of blockchain resource identifiers that are associated with at least one resource cryptographic key;

a processing system that includes at least one hardware processor coupled to the computer storage system and the transceiver, the processing system configured to: in response to reception of a digital resource issuance request, create a new digital resource identifier, the new digital resource identifier identifying a new resource associated with the digital resource issuance request, wherein the new digital resource identifier is associated with a corresponding cryptographic key;

generate a blockchain transaction that is to a participant blockchain identifier of a first participant of the plural different participants, the generated blockchain transaction including the new digital resource identifier and a quantity value that indicates a quantity for the new resource;

sign the generated blockchain transaction with the corresponding cryptographic key that is associated with the new digital resource identifier;

submit the generated blockchain transaction to the distributed blockchain computing system for incorporation into the blockchain that is maintained by the distributed blockchain computing system;

in correspondence with publishing the generated blockchain transaction to the distributed blockchain computing system, store, to the computer storage system, a new transaction record that includes at least some of the data included in the generated blockchain transaction and additional transaction data that was not included in the generated blockchain transaction; and

update, based on incorporation of the submitted blockchain transaction into the blockchain, the new transaction record that is stored in the computer storage system.

2. The electronic resource tracking and storage computer system of claim 1, wherein the participant blockchain identifier includes plural different participant blockchain identifiers with different outputs for the generated transaction associated with different ones of the plural different participant blockchain identifiers. (0)

3. The electronic resource tracking and storage computer system of claim 1, wherein the processing system is further configured to: (1) (4)

begin a first process, during which participants submit data transaction requests to send or receive amounts of the resource that is associated with the new digital resource identifier;

close the first process to reception of data transaction requests from the participants;

generate a single blockchain transaction that includes inputs that correspond to source participant blockchain identifiers and outputs that correspond to destination participant blockchain identifiers, wherein the inputs are based on at some of the data transactions requests to send amounts of the resource and the outputs are based on some of the data transactions requests to receive amounts of the resource; and

submit the single blockchain transaction to the distributed blockchain computing system.

4. The electronic resource tracking and storage computer system of claim 3, wherein the outputs are directed to source participant blockchain identifiers for unspent amounts of the resource. (0)

5. The electronic resource tracking and storage computer system of claim 1, wherein the generated blockchain transaction includes a hash value of the additional transaction data that was not included in the generated blockchain transaction. (0)

6. The electronic resource tracking and storage computer system of claim 1, wherein the generated blockchain transaction is also signed by at least two different cryptographic keys. (1) (0)

8. The electronic resource tracking and storage computer system of claim 1, wherein the processing system is further configured to: (0) (4)

receive a resource allocation request that identifies at least a second participant that will be allocated at least a portion of an unspent output of the generated blockchain transaction; and

generate a second blockchain transaction that includes data from the output of the generated blockchain transaction as an input for the second blockchain transaction;

submit the second generated blockchain transaction to the distributed blockchain computing system for incorporation into the blockchain that is maintained by the distributed blockchain computing system;

in correspondence with submission of the second generated blockchain transaction, store, to the computer storage system, a second transaction record that includes at least some of the data included in the second generated blockchain transaction and additional transaction data that was not included in the second generated blockchain transaction.

9. The electronic resource tracking and storage computer system of claim 1, further comprising: (0) (1)

10. A method of electronic resource tracking using an electronic resource tracking and storage computer system that is configured to communicate with computing nodes of a distributed blockchain computing system that maintains a blockchain, the electronic resource tracking and storage computer system storing (a) a plurality of blockchain participant identifiers that are each associated with at least one cryptographic key, each of the plurality of blockchain participant identifiers associated with a corresponding one of plural different participants, (b) a plurality of blockchain resource identifiers that are each associated with at least one resource cryptographic key, the method comprising: (4) (7)

receiving a resource issuance request for issuance of a new resource;

in response to reception of the resource issuance request, creating a new digital resource identifier, the new digital resource identifier identifying the new resource and the new digital resource identifier being associated with a corresponding cryptographic key;

generating a blockchain transaction that is to a participant blockchain identifier of a first participant, the generated blockchain transaction including the new blockchain resource identifier and a quantity value that indicates a quantity for the new resource;

digitally signing the generated blockchain transaction with the corresponding cryptographic key that is associated with the new digital resource identifier;

submitting the generated blockchain transaction to the distributed blockchain computing system for incorporation into the blockchain that is maintained by the distributed blockchain computing system;

in correspondence with submitting the generated blockchain transaction to the distributed blockchain computing system, storing, to the storage computer system, a new transaction record that includes at least some of the data included in the generated blockchain transaction and additional transaction data that was not included in the generated blockchain transaction; and

updating, based on incorporation of the submitted blockchain transaction into the blockchain, the new transaction record to indicate that the generated transaction has been added to the blockchain.

11. The method of claim 10, further comprising: (0) (4)

beginning a first process, during which participants submit data transaction requests to send or receive amounts of the resource that is associated with the new digital resource identifier;

closing the first process to reception of data transaction requests from the participants;

generating a single blockchain transaction that includes inputs that correspond to source participant identifiers and outputs that correspond to destination participant identifiers, wherein the inputs are based on at some of the data transactions requests that intend to send amounts of the resource and the outputs are based on some of the data transactions requests that intend to receive amounts of the resource; and

submitting the single blockchain transaction to the distributed blockchain computing system.

12. The method of claim 10, wherein the generated blockchain transaction includes a hash value of the additional transaction data that was not included in the generated blockchain transaction. (0)

13. The method of claim 10, wherein the generated blockchain transaction is also signed by at least a second cryptographic key. (1) (0)

15. The method of claim 10, further comprising: (0) (4)

receiving a resource allocation request that identifies at least a second participant that will be allocated an unspent output of the generated blockchain transaction; and

generating a second blockchain transaction that includes data from the output of the generated blockchain transaction as an input for the second blockchain transaction;

submitting the second generated blockchain transaction to the distributed blockchain computing system;

in correspondence with submitting the second generated blockchain transaction to the distributed blockchain computing system, storing, to the computer storage system, a second transaction record that includes at least some of the data included in the second generated blockchain transaction and additional transaction data that was not included in the second generated blockchain transaction.

16. A non-transitory computer readable storage medium having stored thereon computer readable instructions for use with an electronic resource tracking and storage computer system that includes at least one processor, a memory, and a transceiver, the electronic resource tracking and storage computer system configured to communicate with computing nodes of a distributed blockchain computing system that maintains a blockchain, the memory configured to store (a) a plurality of blockchain participant identifiers that are each associated with at least one cryptographic key, each of the plurality of blockchain participant identifiers associated with a corresponding one of plural different participants, (b) a plurality of blockchain resource identifiers that each correspond to a resource that is tracked on the blockchain, the stored computer readable instructions comprising instructions that, when executed by the at least one processor, cause the computer system to: (3) (7)

receive a resource issuance request for issuance of a new resource;

in response to reception of the resource issuance request, store, to the memory, a new digital resource identifier and a corresponding a corresponding cryptographic key, the new digital resource identifier identifying the new resource;

generate a blockchain transaction that is to a participant blockchain identifier of a first participant, the generated blockchain transaction including the new digital resource identifier and a quantity value that indicates a quantity for the new resource;

sign the generated blockchain transaction with the corresponding cryptographic key that is associated with the new digital resource identifier;

submit the generated blockchain transaction to the distributed blockchain computing system to be incorporated therein;

in correspondence with submitting the generated blockchain transaction to the distributed blockchain computing system, store, to the memory, a new transaction record that includes at least some of the data included in the generated blockchain transaction and additional transaction data that was not included in the generated blockchain transaction; and

subsequent to incorporation of the generated blockchain transaction into the blockchain, update the new transaction record to indicate that the generated transaction.

17. The non-transitory computer readable storage medium of claim 16, wherein the stored computer readable instructions comprise further instructions that, when executed by the at least one processor, cause the computer system to: (0) (4)

begin a first process, during which participants submit data transaction requests to send or receive amounts of the resource that is associated with the new digital resource identifier;

close the first process to reception of data transaction requests from the participants;

generate a single blockchain transaction that includes inputs that correspond to source participant identifiers and outputs that correspond to destination participant identifiers, wherein the inputs are based on at some of the data transactions requests to send amounts of the resource and the outputs are based on some of the data transactions requests to receive amounts of the resource; and

submit the single blockchain transaction to the distributed blockchain computing system.

18. The non-transitory computer readable storage medium of claim 16, wherein the generated blockchain transaction includes a hash value of the additional transaction data that was not included in the generated blockchain transaction. (0)

19. The non-transitory computer readable storage medium of claim 16, wherein the generated blockchain transaction is also signed by a second cryptographic key. (1) (0)

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Application US20190028280

SYSTEMS AND METHODS OF SECURE PROVENANCE FOR DISTRIBUTED TRANSACTION DATABASES

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