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 0x6dace0d74395f247744d50cf541463e8cf538ca93aa1bdfaeebef5d4fcae8ac4. Chain 2 (Bitcoin): anchored in block 953704 (2026-06-14T22:58:38Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/78e107dc-172c-4485-bff1-d6360a07f50d.json and https://artists.proofprofile.net/proofs/artist/78e107dc-172c-4485-bff1-d6360a07f50d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
15 Vocalists Who Deseved To Be Superstars Vol. 2
Bitter Fruit - U.K. Single Version;1999 Digital Remaster; 24 Bit Mastering
Fletch, Get Outta Town - From "Fletch" Soundtrack
Lunatic Fringe - Symphony Sessions Version