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 0x61a8f1667c538915f72c52e9d23d20d7435cb7a86d45f481fa206383614d9b66. Chain 2 (Bitcoin): anchored in block 953592 (2026-06-14T05:36:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/02c57dc5-1148-4d94-bb26-8ec2b508ad2a.json and https://artists.proofprofile.net/proofs/artist/02c57dc5-1148-4d94-bb26-8ec2b508ad2a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Keine Rosen (Original Soundtrack Kannawoniwasein)
Keine Rosen - Original Soundtrack Kannawoniwasein
Keine Rosen - Original Soundtrack Kannawoniwasein - Instrumental