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 0x0c58ae870810dc30f647384c59aa7187343087bc123bb8a7e26027750b41b115. Chain 2 (Bitcoin): anchored in block 953772 (2026-06-15T10:33:29Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c5df6e40-cfc5-4c85-8aaf-adf38c0b5f60.json and https://artists.proofprofile.net/proofs/artist/c5df6e40-cfc5-4c85-8aaf-adf38c0b5f60.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Hair Dryer Sound 1 - Loopable Without Fade
Hair Dryer Sound 2 - Loopable Without Fade
Hair Dryer Sound 3 - Loopable Without Fade
Hair Dryer Sound 4 - Loopable Without Fade
Hair Dryer Sound 5 - Loopable Without Fade
Hair Dryer Sound 6 - Loopable Without Fade
Hair Dryer Sound 7 - Loopable Without Fade
Hair Dryer Sound 8 - Loopable Without Fade
Hair Dryer Sound 9 - Loopable Without Fade
Hair Dryer Sound 10 - Loopable Without Fade
80s Sounding Vacuum Cleaner with Pink Noise - Loopable, No Fade
Deeper Sounding Vacuum Cleaner with Pink Noise - Loopable, No Fade
Deeper Tone Vacuum Cleaner with Brown Noise - Loopable, No Fade
Hand Held Vacuum Cleaner with White Noise - Loopable, No Fade
Messy Floor Vacuum Cleaner with Brown Noise - Loopable, No Fade
Messy Floors and a Weaker Motor Vacuum Cleaner with Brown Noise - Loopable, No Fade
Non Conventional Sounding Vacuum Cleaner with White Noise - Loopable, No Fade
Old Ratty Vacuum Cleaner with Pink Noise - Loopable, No Fade
Old Ratty Vacuum Cleaner with Green Noise - Loopable, No Fade
Stronger Motor Vacuum Cleaner with White Noise - Loopable, No Fade
Clean Green Noise with Vacuum Cleaner - Loopable, No Fade
Vacuum Cleaner with Pink Noise - Loopable, No Fade
White Noise with Vacuum Cleaner - Loopable, No Fade
Soothing Brown Waves with Vacuum Cleaner - Loopable, No Fade
Pure Brown Noise with Vacuum Cleaner - Loopable, No Fade
Gentle Gusts: Fan ASMR for Gentle Rejuvenation