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 0xef6cb94ee0825075eded96954a5c9030b382756f3380c972c4e67e0a31c4d7c3. Chain 2 (Bitcoin): anchored in block 953803 (2026-06-15T15:41:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/eae716d0-ec16-445e-8bf7-3dce18ee4047.json and https://artists.proofprofile.net/proofs/artist/eae716d0-ec16-445e-8bf7-3dce18ee4047.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Melodii din Bucureștiul de odinioară, Vol. 3
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Dacă ai fi Ginger Rogers și eu Fred Astaire
Romanian Retro Music / Jean Moscopol, Volume 2
Romanian Retro Music / Jean Moscopol, Volume 1