Blockchain records (transaction hash, timestamp, smart contract logs) can be used as evidence in court.
SCOPE OF HMK
- HMK art.199 electronic data is considered evidence
- Signature, date, content integrity
- Evaluated by the judge's discretion
Advantages of Blockchain
- Cannot be changed (immutable)
- Time stamped
- Transparent
- Dispersed (difficult to manipulate)
Evidence Quality
- Evaluated by expert report
- The evidence is strong if the owner of the wallet address is identified
- Pseudonymous structure
Wallet Owner Detection
- Exchange KYC records
- Blockchain analysis firms like Chainalysis
- IP matching
- Bank transfer for crypto transaction
Typical Usage
- Smart contract proof
- NFT ownership
- Crypto transactions
- Copyright timestamp
- Signature chain
Supreme Court/HGK Approach
Courts have not yet established extensive jurisprudence regarding blockchain evidence. However, it is evaluated within the scope of "electronic evidence" and it is examined by a technical expert.
Practical Recommendations
- Record the transaction hash, time, and party information
- Prepare a statement file for the expert
- Prove the connection between the wallet and the person
- Write a technical petition with a lawyer
Web3 and evidence law lawyer recommended.