2
votes
A "newspaper in the photo" but for audio? Audible hash/signature/password/watermark for timestamp? What (live?) audio channel validates Proof of Time?
How about embedding a smart contract into the audio using digital watermarking?
Essentially, a trusted encrypted ledger entry could embed the date (or any particular information) such that later on ...
- 41
2
votes
A "newspaper in the photo" but for audio? Audible hash/signature/password/watermark for timestamp? What (live?) audio channel validates Proof of Time?
This might be a forensics question, the answer to which is is the ENF signal (Electrical Network Frequency) which is used in forensics to locate certain associated acoustic and electrical signals in ...
- 8,900
1
vote
How can I remove mouse and key clicks from live audio?
The best way to proceed in your case is to increase the signal to noise ratio as much as possible. Try a different location for the microphone - somewhere where is further away from the keyboard noise....
- 852
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