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Blockchain

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LastUpdate Updated on 06/12/2025 [07:42:00]
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Solicitudes publicadas en los últimos 30 días / Applications published in the last 30 days
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SYSTEM AND METHODS FOR ENABLING PRIVACY AND TRANSPARENCY IN ELECTORAL BONDS USING CRYPTOGRAPHY AND BLOCKCHAIN

Publication No.:  WO2025248311A1 04/12/2025
Applicant: 
CENTRE FOR DEV OF ADVANCED COMPUTING [IN]
CENTRE FOR DEVELOPMENT OF ADVANCED COMPUTING
WO_2025248311_PA

Absstract of: WO2025248311A1

The present disclosure relates to systems (102) and methods for enabling privacy and transparency in electoral bonds using cryptography and blockchain. The cryptographic scheme is incorporated to enable donors privacy and citizens right to information in the electoral bond process. The proposed system (102) leverages cryptographic primitives such as zero-knowledge proof and homomorphic encryption simultaneously. The zero-knowledge proof enables verifiable computation which lets users perform computations privately and prove the validity of the same using zero-knowledge proof. The homomorphic encryption lets participants perform computations on encrypted data. System (102) leverages smart contracts to ensure the transparency of the functionality thereby further strengthening the trust in the system.

ELECTRONIC WALLET SYSTEM HAVING METHOD FOR SPLITTING OFFLINE TOKENS WITH BLOCKCHAIN CRYPTOCURRENCY ACCESS RIGHTS

Publication No.:  WO2025249846A1 04/12/2025
Applicant: 
NSLAB CO LTD [KR]
\uC8FC\uC2DD\uD68C\uC0AC \uC5D4\uC5D0\uC2A4\uB7A9
WO_2025249846_A1

Absstract of: WO2025249846A1

A blockchain-based electronic wallet driving method of an electronic wallet system, of the present invention, comprises steps in which: a sender device transmits a coin from an encrypted coin account of a sender to a token manager of a management device through an Internet network; the management device performs a mining process, and then the token manager transmits a parent token to the sender device through the Internet network; the sender device generates at least one child token having parent token rights and having a value smaller than the value of the parent token; any one child token is transmitted from the sender device to a recipient device through a short-range wireless communication network; the recipient device transmits the child token to the token manager through the Internet network, and the token manager finds the parent token for the child token so as to delete the parent token from a blockchain and reallocate the rights to the child token; and the token manager mines for the child token, and then transmits the coin to an encrypted coin account of a recipient.

METHOD AND SYSTEM USING LOYALTY COINS AS DIGITAL CURRENCY WITH SMART CONTRACTS

Publication No.:  WO2025250265A1 04/12/2025
Applicant: 
MASTERCARD INT INCORPORATED [US]
MASTERCARD INTERNATIONAL INCORPORATED
WO_2025250265_PA

Absstract of: WO2025250265A1

A method for implementing loyalty points as digital currency using blockchain includes: receiving first transaction data for a first transaction including a first recipient address associated with a blockchain wallet and a positive loyalty point amount; processing the received first transaction data for the first transaction to add a first new block to the blockchain that includes the first recipient address and the positive loyalty point amount; receiving, after a predetermined period of time, second transaction data for a second transaction including a second recipient address associated with the blockchain wallet and a negative loyalty point amount; and processing the received second transaction data for the second transaction to add a second new block to the blockchain that includes the second recipient address and the negative loyalty point amount.

DIGITAL IMAGE MANAGEMENT OF DRILL CUTTINGS IMAGES

Publication No.:  WO2025250466A1 04/12/2025
Applicant: 
SCHLUMBERGER TECH CORPORATION [US]
SCHLUMBERGER CANADA LTD [CA]
SERVICES PETROLIERS SCHLUMBERGER [FR]
SCHLUMBERGER TECH B V [NL]
SCHLUMBERGER TECHNOLOGY CORPORATION,
SCHLUMBERGER CANADA LIMITED,
SERVICES PETROLIERS SCHLUMBERGER,
SCHLUMBERGER TECHNOLOGY B.V
WO_2025250466_PA

Absstract of: WO2025250466A1

A system for managing and tracking digital images of drill cuttings includes at least one networked database configured to store the digital images. A supplier portal is configured to enable a supplier to upload the digital images into the database and a customer portal is configured to provide customer access to selected ones of the digital images in the database. A networked blockchain ledger is in communication with the database, the supplier portal, and the customer portal. The blockchain ledger is configured to initiate a smart chain contract for each of the digital images, record customer access events within each smart chain contract for each of the digital images, and create a micro invoice including charges related to the recorded customer access events.

METHOD AND SYSTEM USING LOYALTY COINS AS DIGITAL CURRENCY WITH SMART CONTRACTS

Publication No.:  US2025371507A1 04/12/2025
Applicant: 
MASTERCARD INT INCORPORATED [US]
Mastercard International Incorporated
WO_2025250265_PA

Absstract of: US2025371507A1

A method for implementing loyalty points as digital currency using blockchain includes: receiving first transaction data for a first transaction including a first recipient address associated with a blockchain wallet and a positive loyalty point amount; processing the received first transaction data for the first transaction to add a first new block to the blockchain that includes the first recipient address and the positive loyalty point amount; receiving, after a predetermined period of time, second transaction data for a second transaction including a second recipient address associated with the blockchain wallet and a negative loyalty point amount; and processing the received second transaction data for the second transaction to add a second new block to the blockchain that includes the second recipient address and the negative loyalty point amount.

Blockchain Encoding System

Publication No.:  US2025371112A1 04/12/2025
Applicant: 
BLACK ATOM TECH INC [US]
Black Atom Technologies, Inc
US_2024403391_PA

Absstract of: US2025371112A1

Embodiments securely control an electronic asset. In some embodiments, a computer-implemented method of securely controlling an electronic asset includes identifying an asset NFT pertaining to the electronic asset. An ownership status of the electronic asset is computationally evaluated according to a proof of ownership provided by an owner node paired with the electronic asset. Responsive to evaluating the ownership status of the electronic asset, the asset NFT is bound with a representation of an identity of the owner node or of an authorized user node paired with the electronic asset. The bound representation of the identity and the asset NFT are registered on a blockchain associated with the electronic asset. A task is computationally performed involving the electronic asset, and the bound representation of the identity, and the electronic asset is securely controlled, in response to receiving a task request from the owner node or the authorized user node.

SYSTEM AND METHOD FOR PREDICTING BEHAVIORS USING BLOCKCHAIN DATA

Publication No.:  US2025371525A1 04/12/2025
Applicant: 
DEEP3 LABS LLC [US]
Deep3 Labs LLC

Absstract of: US2025371525A1

A system for analyzing blockchain data is disclosed. A user may select a particular model from multiple available models. The selected model may be deployed for use with a particular blockchain. Data may be gathered from one or more digital wallets included in the particular blockchain. The gathered data and the selected model may be used to generate a prediction that may be sent to the user.

DIGITAL IMAGE MANAGEMENT OF DRILL CUTTINGS IMAGES

Publication No.:  US2025371589A1 04/12/2025
Applicant: 
SCHLUMBERGER TECH CORPORATION [US]
Schlumberger Technology Corporation
WO_2025250466_PA

Absstract of: US2025371589A1

A system for managing and tracking digital images of drill cuttings includes at least one networked database configured to store the digital images. A supplier portal is configured to enable a supplier to upload the digital images into the database and a customer portal is configured to provide customer access to selected ones of the digital images in the database. A networked blockchain ledger is in communication with the database, the supplier portal, and the customer portal. The blockchain ledger is configured to initiate a smart chain contract for each of the digital images, record customer access events within each smart chain contract for each of the digital images, and create a micro invoice including charges related to the recorded customer access events.

INTELLIGENT SYSTEM AND METHOD TO DERIVE A NORMALIZED CONSENT PROTOCOL FOR HETEROGENEOUS DISTRIBUTED LEDGER LEVERAGING NEURO-SYMBOLIC ARTIFICIAL INTELLIGENCE (AI)

Publication No.:  US2025371527A1 04/12/2025
Applicant: 
BANK OF AMERICA CORP [US]
Bank of America Corporation

Absstract of: US2025371527A1

A system and method may generate a normalized protocol model that leverages heterogeneous distributed ledger technology and is interoperable across different blockchain networks that may initially use different network protocols. The model may be generated by leveraging neuro-symbolic artificial intelligence (AI). The model that is generated may be based on the different network protocols that are in use at the different blockchain networks. The model may be adopted by the blockchain networks upon the blockchain networks providing unified consent to its adoption. The model may be required to be implemented by each of the different blockchain networks. The consensus to adopt the model may be recorded in one or more smart contracts. Copies of the smart contracts may be stored at the blockchain networks. The normalized protocol model may allow electronic transaction, data exchanges, and communications to be performed across blockchain networks and recorded in a heterogeneous distributed ledger.

SYSTEMS AND METHODS FOR BLOCKCHAIN-BASED TRANSACTION BREAK PREVENTION

Publication No.:  US2025371530A1 04/12/2025
Applicant: 
CITIBANK N A [US]
CITIBANK, N.A
US_2024311813_PA

Absstract of: US2025371530A1

A computer-implemented method comprising receiving a transaction request from a first computing device, the transaction request corresponding to a pending transaction between the first computing device and a second computing device and comprising a first set of transaction attributes; appending block instances to blockchains of the first and second computing devices, retrieving or receiving, from the second computing device, a second set of transaction attributes; when the first set of transaction attributes match, identifying a second blockchain associated with the pending transaction; automatically executing a protocol to compare the first set of transaction attributes with data stored onto a ledger of the identified second blockchain; and, in response to determining that the first set of transaction attributes complies with data of the ledger of the identified second blockchain, appending block instance to the blockchain comprising data corresponding to the transaction request to blockchains of the first and second computing devices.

GOLF LEDGER AND TOKEN

Publication No.:  AU2024258351A1 04/12/2025
Applicant: 
MA KE
MA, Ke
AU_2024258351_A1

Absstract of: AU2024258351A1

This invention pertains to the fields of distributed ledger, cryptocurrency, and decentralized physical infrastructure network. It solves the problems of the blockchain trilemma and cryptocurrency's lack of a real-world value that is recognizable to the mainstream population. Those two problems have prevented any cryptocurrency from gaining mass adoption. The Golf Ledger is distributed across a network of computers that are installed at up to 40,000 golf courses to leverage the existing decentralization of the world's golf courses and their ownership entry barrier and therefore does not need to sacrifice scalability for decentralization and security. The Golf Token as the native cryptocurrency of the Golf Ledger network is rewarded to golf courses for their contributing more and more computing resources to make the network more scalable. Their customers can use the Golf Token to pay golfing fees and get a discount, which is an obvious real-world value.

DATA PROCESSING METHOD AND RELATED DEVICE

Publication No.:  WO2025246270A1 04/12/2025
Applicant: 
HUAWEI CLOUD COMPUTING TECH CO LTD [CN]
\u534E\u4E3A\u4E91\u8BA1\u7B97\u6280\u672F\u6709\u9650\u516C\u53F8
WO_2025246270_PA

Absstract of: WO2025246270A1

The present application discloses a data processing method, which is applied to a blockchain management system. The system comprises a first client, a second client, and a blockchain network, and a first smart contract is deployed on a plurality of chain nodes in a network. The method comprises: a first client uses a fully homomorphic public key issued by a sub-key group to encrypt first data, and then sends transaction information to a chain node, wherein the transaction information comprises a ciphertext of the first data; the chain node records the ciphertext of the first data in a blockchain ledger, and declares, by means of the first smart contract, that a data type of the ciphertext of the first data is a fully homomorphic ciphertext; and a second client sends an operation request to the chain node. The chain node performs a fully homomorphic operation on the ciphertext of the first data on the basis of the first smart contract and a fully homomorphic evaluation key issued by the sub-key group, and records the homomorphic operation result in the blockchain ledger. Thus, the security of data having high security requirements is guaranteed on the premise of not sacrificing the availability and operability of on-chain data.

INFORMATION MANAGEMENT SYSTEM, INFORMATION MANAGEMENT METHOD, INFORMATION MANAGEMENT PROGRAM, AND MEDIUM

Publication No.:  WO2025248943A1 04/12/2025
Applicant: 
NITERRA CO LTD [JP]
\u65E5\u672C\u7279\u6B8A\u9676\u696D\u682A\u5F0F\u4F1A\u793E
WO_2025248943_PA

Absstract of: WO2025248943A1

An information management system (BC) for managing information indicating the state of a machine product (100), the information management system (BC) comprising: an NFT issuing unit (311) that issues, on a blockchain (300), an NFT (103) associated with individual identification information that identifies the machine product (100); and a management unit (313) that associates a VC (107), which is information indicating the state of the machine product (100), with the NFT.

METHOD AND SYSTEM FOR ACTIVATING WALLET PRIVATE KEYS THROUGH BLOCKCHAIN ADDRESSES

Publication No.:  EP4655741A1 03/12/2025
Applicant: 
MASTERCARD INTERNATIONAL INC [US]
Mastercard International Incorporated
KR_20250143093_PA

Absstract of: CN120604251A

A method of registering an identified blockchain wallet using a payment card includes receiving payment detail information of a payment card issued for a transaction account, the payment detail information including a card identifier and being received from one of an integrated circuit payment card and a financial application; receiving wallet detailed information of the block chain wallet, wherein the wallet detailed information comprises a wallet identifier; transmitting the card identifier and the wallet identifier to an activation server storing an association between the wallet identifier and the transaction account; receiving an activation message from an activation server; and transmitting an instruction to an integrated circuit payment card or a financial application to enable use of a private key in a cryptographic key pair associated with the blockchain wallet.

BLOCKCHAIN AND CLOUD CONNECTIVITY-BASED SELF-REGISTRATION AND INVENTORYING OF ENTERPRISE IOT ASSETS

Publication No.:  EP4655694A1 03/12/2025
Applicant: 
MICROSOFT TECHNOLOGY LICENSING LLC [US]
Microsoft Technology Licensing, LLC
US_2024249033_PA

Absstract of: US2024249033A1

The technology described herein secures input data during communication between an input device and an input destination, such as an application or container. In an aspect, the input device is a keyboard. The technology described herein may enable a keyboard to communicate in a standard mode and a secure mode. In the standard mode, the keyboard communicates like currently available keyboards. In secure mode, the keyboard may provide several security enhancements including the encryption of keystrokes with decryption occurring at the input destination. The security enhancements can include building a secure communication channel between the keyboard and the input destination. The security enhancements can include an attestation to the user that the keyboard is operating in secure mode.

BLOCKCHAIN AND CLOUD CONNECTIVITY-BASED SELF-REGISTRATION AND INVENTORYING OF ENTERPRISE IOT ASSETS

Publication No.:  EP4655908A1 03/12/2025
Applicant: 
MICROSOFT TECHNOLOGY LICENSING LLC [US]
Microsoft Technology Licensing, LLC
US_2024259269_A1

Absstract of: US2024259269A1

Embodiments provide for the self-registration and automatic inventorying of enterprise Internet-of-Things (IoT) devices in an enterprise environment. An asset inventory agent on a network among many networks (i.e., within the enterprise environment) can receive a data packet from a computing device. The data packet is communicated via the network shared between the asset inventory agent and the computing device. The asset inventory agent can analyze the data packet, which can reveal a communication protocol associated with the computing device. A discovery rule associated with the protocol can be selected to extract inventory information from the data packet. The inventory information can be utilized to generate a distributed ledger transaction, which is communicated to a set of nodes adapted to collectively store the inventory information associated with the computing device onto the distributed ledger.

CRYPTOASSET CUSTODIAL SYSTEM WITH DIFFERENT RULES GOVERNING ACCESS TO LOGICALLY SEPARATED CRYPTOASSETS

Publication No.:  US2025365161A1 27/11/2025
Applicant: 
ANCHOR LABS INC [US]
Anchor Labs, Inc
US_2025365161_PA

Absstract of: US2025365161A1

Methods, systems, and apparatus, including medium-encoded computer program products, for secure storage and retrieval of information, such as private keys, useable to control access to a blockchain, include, in at least one aspect, a method including: receiving a request to take an action with respect to a vault of multiple different vaults in a cryptoasset custodial system; authenticating, by an HSM, the policy map for the vault based on a cryptographic key controlled by the HSM; checking, by the HSM, the action against the policy map for the vault when the policy map for the vault is authenticated based on the cryptographic key controlled by the HSM; and effecting, by the HSM, the action when the action is confirmed to be in accordance with the policy map for the vault.

SYSTEMS AND METHODS FOR CREATING SEED AND MASTER KEYS FOR BLOCKCHAIN WALLETS FROM USER BIOMETRICS

Publication No.:  US2025365154A1 27/11/2025
Applicant: 
CAPITAL ONE SERVICES LLC [US]
Capital One Services, LLC
US_2025365154_PA

Absstract of: US2025365154A1

Systems and methods are directed to optimizing a security and recoverability trade-off generally associated with cryptocurrency master key storage. Exemplary embodiments provide a biometrically derived cryptographic seed using a measurement of one or more scale invariant biometric attributes associated with a user. The measured user biometric data is then processed into a repeatable biometric identifier and formatted into a (biometric) cryptographic seed, for derivation of a master extended private key, which may be stored in an HD wallet or used dynamically to conduct a blockchain transaction. The biometric seed and master key generation process may be facilitated by a mobile application responsive to a readout of biometric data from sensors integrated/associated with the mobile device. The captured biometric data may be cryptographically combined with a user-inputted password and/or an authentication data record wirelessly retrieved from an OTP card, to generate a cryptographic seed with greater security attributes.

COMPUTER IMPLEMENTED METHOD AND SYSTEM FOR STORING CERTIFIED DATA ON A BLOCKCHAIN

Publication No.:  US2025365170A1 27/11/2025
Applicant: 
NCHAIN LICENSING AG [CH]
nChain Licensing AG
US_2025365170_PA

Absstract of: US2025365170A1

A method of storing certified data on a blockchain is disclosed. The method comprises generating a first blockchain transaction (Tx1) having a first output (Output 3) containing a first public key of a first private/public key pair, comprising a first private key and a first public key, of a cryptography system, first data related to the first public key, and a first digital signature applied, using a second private key of a second private/public key pair, comprising a second private key and a second public key, of a cryptography system, to the first data and to the first public key. The first blockchain transaction is broadcast to the blockchain.

SYSTEM AND METHOD FOR STORING INPUT DATA AND/OR OUTPUT DATA OF A QUANTUM COMPUTER IN A BLOCKCHAIN

Publication No.:  US2025365168A1 27/11/2025
Applicant: 
GOUDJIL RYAN G [US]
Goudjil Ryan G
US_2025365168_PA

Absstract of: US2025365168A1

A system for storing a quantum computer input data or a quantum computer output data, or both in a blockchain. The system includes a network of a plurality of nodes, each node in the plurality of nodes being configured to store a copy of a plurality of blockchains, a first blockchain having a first plurality of blocks and a second blockchain having a second plurality of blocks, a block in the first plurality of blocks includes a quantum computer input data; and a quantum computer in communication with the network of nodes, the quantum computer being configured to receive or retrieve the quantum computer input data from the network of the plurality of nodes and to output the quantum computer output data to the network of nodes and to store the quantum computer output data in a block of the second blockchain within the network of nodes.

SYSTEMS AND METHODS FOR LOAD-BALANCED CHAINCODE EXECUTION AND VERIFICATION IN A BLOCKCHAIN NETWORK

Publication No.:  US2025365169A1 27/11/2025
Applicant: 
VERIZON PATENT AND LICENSING INC [US]
Verizon Patent and Licensing Inc
US_2025365169_PA

Absstract of: US2025365169A1

A system described herein may receive a request for a blockchain network to perform a particular set of operations, such as executing chaincode recorded to a blockchain associated with the blockchain network. The system may receive Key Performance Indicators (“KPIs”) of nodes of the blockchain network, and may receive a consensus policy associated with the blockchain network. The consensus policy may indicate a particular quantity of result sets used to verify execution of a given operation by the blockchain network. The system may assign different nodes of the blockchain network to perform different portions of the requested set of operations. The assignments may be determined based on the consensus policy and the KPIs of the nodes. The system may aggregate result sets from different nodes in order to generate aggregated result sets, where the quantity of aggregated result sets satisfies the consensus policy.

SYSTEM AND COMPUTER-IMPLEMENTED METHOD FOR GENERATING, CUSTOMIZING, AND MANAGING BLOCKCHAIN-BASED SMART INSURANCE CONTRACTS

Publication No.:  WO2025243070A1 27/11/2025
Applicant: 
IZZAT ISSA BATAH ABDALLAH [AE]
IZZAT ISSA BATAH, Abdallah
WO_2025243070_PA

Absstract of: WO2025243070A1

Embodiments of the present invention provide a system for a system for generating, customizing, and managing blockchain-based smart insurance contracts for marine and offshore operations, the system comprises one or more user devices, one or more service provider devices and a computer system hosting a contract generation platform including a processor and a memory unit. The one or more user devices are associated with respective insurers and insured parties involved in marine and offshore operations. It is configured to input data related to specific requirements, preferences, and scenarios for insurance contracts. The one or more service provider devices are associated with respective regulatory and compliance entities. It is configured to provide regulatory requirements and compliance checks for the insurance contracts. The computer system hosting a contract generation platform is connected with the one or more user devices and the one or more service provider devices.

MULTI-ENERGY NETWORK DOUBLE-LAYER OPTIMIZATION METHOD AND SYSTEM BASED ON PRIVACY-PRESERVING BLOCKCHAIN TECHNOLOGY

Publication No.:  WO2025241716A1 27/11/2025
Applicant: 
ELECTRIC POWER RES INSTITUTE OF GUANGXI POWER GRID CO LTD [CN]
ELECTRIC POWER RES INSTITUTE CHINA SOUTHERN POWER GRID [CN]
\u5E7F\u897F\u7535\u7F51\u6709\u9650\u8D23\u4EFB\u516C\u53F8\u7535\u529B\u79D1\u5B66\u7814\u7A76\u9662,
\u5357\u65B9\u7535\u7F51\u79D1\u5B66\u7814\u7A76\u9662\u6709\u9650\u8D23\u4EFB\u516C\u53F8
WO_2025241716_PA

Absstract of: WO2025241716A1

A multi-energy network double-layer optimization method and system based on privacy-preserving blockchain technology. The method comprises: constructing a microgrid lower-layer optimization model that takes the sum of an electricity purchasing cost and a gas purchasing cost as an optimization objective; collecting information of all microgrids in a cluster, converting an optimization problem of a lower-layer autonomous optimization model, and further establishing a microgrid collaborative optimization upper-layer model; while balancing supply and demand and limiting a transformer capacity within each time period, enabling the microgrids to establish, within remaining time period, an objective function with the objective of minimizing a total cost; and integrating a distributed system manager inside a blockchain system to manage a blockchain network, and finally establishing an interconnected multi-energy microgrid double-layer optimization model based on privacy-preserving blockchain technology. The energy optimization problem is modeled into a double-layer optimization problem based on blockchain technology, so that the decision-making mechanism is simpler, the optimization performance is better, the transaction process is safer, and the transaction cost is lower.

System and Method with Cryptography, Biometrics, and Artificial Intelligence for Verifying Consent to a Property Transaction

Publication No.:  US2025363505A1 27/11/2025
Applicant: 
GORDON ROGER NORRIS [US]
GORDON Roger Norris
US_2025363505_PA

Absstract of: US2025363505A1

A system and method are provided for implementing an autonomous, biometric and artificial intelligent transfer agent to prevent unauthorized or fraudulent real property transfers by verifying informed consent using multi-factor biometrics and cryptographically enforced compliance on a blockchain. In an exemplary embodiment, an automated enforcement agent captures a property owner's biometric identifiers to authenticate the owner's identity and uses artificial intelligence to detect signs of duress or anomaly in the transaction. Upon confirming the owner's consent and verifying the authenticity of the transaction, the automated enforcement agent generates a digitally signed certificate of compliance, which is then recorded on a blockchain distributed ledger in association with the property's title.

COMPACTION-LESS DATABASE FOR STORING BLOCKCHAIN STATE

Nº publicación: WO2025245456A1 27/11/2025

Applicant:

AVA LABS INC [US]
AVA LABS, INC

WO_2025245456_PA

Absstract of: WO2025245456A1

Various aspects of the subject technology relate to systems, methods, and machine-readable media for implementing a compaction-less database structure. Various aspects may include identifying nodes in a most recent revision of a database structure stored on disk corresponding to locations of node changes in a current proposal. Aspects may also include persisting node addresses for nodes that have changed from the most recent revision in the current proposal to a future-delete list (also kept on disk). Aspects may also include writing only the new nodes including a root node to disk. Aspects may also include updating a root address on disk based on the root node. Aspects may also include committing the proposal as a new revision of the database structure.

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