Smart Contract Ledger for Autonomous Vehicle Liability Enforcement
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Solution Overview
Problem
Current systems lack a trusted mechanism to automatically enforce liability arrangements associated with autonomous vehicles, as they shift between manual and autonomous control states, leading to uncertainties in liability distribution among operators, insurers, and manufacturers.
Innovation Solution
A distributed ledger system that compiles transactions related to smart contracts governing autonomous vehicles, allowing for automatic enforcement of liability based on trigger and decision conditions, using a blockchain to ensure transparency and immutability by routing transactions to validation entities and executing actions determined by the smart contracts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a distributed ledger system is implemented to automatically enforce smart contracts, then liability assignment accuracy is improved, but system complexity increases
Solution Approach 1:
The system segments the complex liability enforcement process into distinct components: smart contracts encode specific liability rules, the distributed ledger stores and validates transactions independently, and validation entities verify consensus separately. This modular segmentation allows each component to specialize in one function, improving liability assignment accuracy while making the overall system more manageable despite its complexity.
Solution Approach 2:
The distributed ledger acts as an intermediary layer between the autonomous vehicles generating transactions and the validation entities confirming them. This intermediary structure provides a transparent, immutable record that enhances liability assignment accuracy by ensuring all parties agree on the state of transactions, while the standardized intermediary protocol helps manage system complexity through established communication patterns.
2Reliability
If transactions are compiled into blocks and distributed to validation entities for consensus, then transparency and trust are improved, but processing time increases
Solution Approach 1:
Multiple transactions are merged into single blocks that are then distributed to validation entities for consensus. This merging approach improves transparency and trust by creating a consolidated, verifiable record of multiple transactions, while reducing processing time by validating one block containing multiple transactions rather than validating each transaction individually.
Solution Approach 2:
Transactions are compiled into blocks in advance before being distributed for consensus validation. This preliminary action of pre-compiling transactions into structured blocks improves transparency by organizing data in a predictable format, while reducing processing time by preparing transactions for validation beforehand rather than processing them one at a time in real-time.
3Productivity
If smart contracts automatically execute actions based on trigger conditions, then enforcement efficiency is improved, but system reliability may worsen due to automated decision-making
Solution Approach 1:
The distributed ledger system incorporates feedback mechanisms where validation entities verify that smart contract executions match the recorded trigger conditions and decision conditions. This feedback loop improves enforcement efficiency by enabling automatic execution while maintaining system reliability through independent verification that the automated decisions were correct based on the recorded data.
Solution Approach 2:
Smart contracts are programmed in advance with specific trigger conditions and decision conditions that determine automatic execution. This preliminary configuration improves enforcement efficiency by enabling automated responses without human intervention, while maintaining reliability through pre-defined, transparent rules that are independently verified by the distributed ledger and validation entities.
Data Source
AI summary
Methods and systems for maintaining a distributed ledger and/or blockchain of transactions and/or events pertaining to autonomous vehicles and/or smart contracts. An enforcement server may receive indications of transactions and/or events generated by one or more autonomous vehicles. The transactions and/or events may include information relating to a trigger condition and/or a decision condition associated with one or more smart contracts. The enforcement server may route the transaction to the appropriate smart contract to determine whether a trigger condition has been satisfied. When a trigger condition is satisfied, the enforcement server may automatically perform an action to enforce the smart contract and/or update the distributed ledger. In some aspects, the distributed ledger may record events associated with autonomous and semi-autonomous vehicle technology or system usage, including events associated with transitioning between manual and autonomous control, or vice versa, of one or more autonomous or semi-autonomous vehicles.