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 0x043d9a04beeef9fdfaeecb33d2a9c50dd2b33725e5d9242e1e92c230e0de2a28. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9b879005-990c-47d0-8907-f8650e047539.json and https://artists.proofprofile.net/proofs/artist/9b879005-990c-47d0-8907-f8650e047539.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Somewhere Over The Rainbow (Music Inspired by the Film) [Piano Version]
Somewhere Over The Rainbow (Music Inspired by the Film)
Outside In (Binaural Alpha Sinus 440 Hz 432 Hz)
Outside In - Binaural Alpha Sinus 440 Hz 432 Hz
The Simpsons Theme (Music Inspired by the Film) [Piano Version]
The Simpsons Theme (Music Inspired by the Film) - Piano Version
Have Yourself A Merry Little Christmas (Piano)
Have Yourself A Merry Little Christmas (Piano and Trumpet)
Have Yourself A Merry Christmas - Piano and Trumpet