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 0x38bfcdaa064dd0041c2b54552392479c3103ad9fed75ba21d3545c8a631b0ad4. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/cbc83638-c736-42fe-8b5f-79027aab9709.json and https://artists.proofprofile.net/proofs/artist/cbc83638-c736-42fe-8b5f-79027aab9709.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Let It Snow! Let It Snow! Let It Snow! - Piano Christmas
Santa Claus Is Coming to Town - Piano Christmas
All I Want for Christmas Is You - Piano Christmas
When You Wish Upon a Star - Piano Christmas
I'll Be Home for Christmas (If Only in My Dreams) - Piano Christmas
Have Yourself a Merry Little Christmas - Piano Christmas
If Every Day Was Like Christmas - Piano Christmas
The Twelve Days of Christmas - Piano Christmas
Music for Cafés and Restaurants (The Perfect Ambiance)