1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5dfa2917085e5384273e365674e7b45c6ab14a935167ae796c36e3bfbaf00fc. Chain 2 (Bitcoin): anchored in block 953605 (2026-06-14T07:39:50Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/11d4d730-b20f-4d59-8a51-6fbd72a5e835.json and https://artists.proofprofile.net/proofs/artist/11d4d730-b20f-4d59-8a51-6fbd72a5e835.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Asleep in the Backseat - Listening to Car Engines for Background Sounds and White Noise
Soothing Waterfalls for Calming Background Sounds and Natural White Noise
Lower River Rapids Far From the Waterfall
Lower River Rapids Next to the Waterfall
Rushing Woodland Stream Over a Waterfall
In the Parking Lot Watching the Rain Fall
Watchin the Cars Drive By After the Rain
Falling Asleep Listening to the Sounds of the Road and the Rain
Soothing Streams for Background Sounds and Natural White Noise
Overflow Stream Down the Gravel Driveway
Very Busy Woodland Stream After the Rain
Soothing Waves of Ocean and Sea for Background Sounds and Natural White Noise
Flock of Sea Gulls Dancing Above the Crashing Sea
Rumbling Lake Waves with the Tide Coming In
Slow Gentle Island Beach Waves Later in the Day
Refrigerators and Generators for Background Sounds and White Noises
Vacuum Cleaners for Background Sounds and White Noise
Deeper Sounding Vacuum Cleaner [Stationary]
Hand Held Vacuum Cleaner [Non-Stationary]
Messy Floor Vacuum Cleaner [Non-Stationary]
Messy Floors and a Weaker Motor Vacuum Cleaner with a deeper drone [Non-Stationary]
Old Rattly Vacuum Cleaner [Non-Stationary]
Stronger Motor Vacuum Cleaner with High Pitched Motor Tones [Non-Stationary]
Whirly Weak Motor Power Head Vacuum Cleaner [Non-Stationary]
Wide Area Vacuum Cleaner [Non-Stationary]