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 0x185894d7fcffea27f8fd3ae0a08e8963ac8e62f71cf43b3134026842a2a238a1. 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/90cfb512-4b38-494e-b4cf-0e1cfc9db9c0.json and https://artists.proofprofile.net/proofs/artist/90cfb512-4b38-494e-b4cf-0e1cfc9db9c0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Best of Power Rangers: Songs from the TV Series
Les maîtres de l'univers (Bande originale de la série télévisée)
Les maîtres de l'univers (Générique original de la série télévisée) - Single