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 0x69721209ca31b218dea3a708a828933962ac6b4942be04484bd30aa5eec4e35a. 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/60203467-b51e-4198-b7b8-bc73900f5509.json and https://artists.proofprofile.net/proofs/artist/60203467-b51e-4198-b7b8-bc73900f5509.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Wie schön, dass du geboren bist - Swing Version
Wie schön, dass du geboren bist - Swing Version / Sing mit
Ein Mann der sich Kolumbus nannt - Sing mit
Superkalifragilistikexpialigetisch - Sing mit
Die schnellste Maus von Mexiko - Sing mit
This Girl - Kungs Vs. Cookin' On 3 Burners
Still Falling For You - From "Bridget Jones's Baby"