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 0x9b3a293ec30cae1382504ad1c838d4bfb5d6c31aa0de76aa52f936447945e642. Chain 2 (Bitcoin): anchored in block 953648 (2026-06-14T15:20:52Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/37e774e1-c31b-4676-87b9-da57c81417fc.json and https://artists.proofprofile.net/proofs/artist/37e774e1-c31b-4676-87b9-da57c81417fc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Look at Me, I'm Sandra Dee (From "Grease")
ホワット・メイクス・ユー・ビューティフル
愛知工業大学名電高等学校吹奏楽部
Spill Sopran: Og Tenorsaxofon: Lydeksempler | Lærebok Av Ragnhild Holm Og Kaja Holm Rogstad
Look at me I'm Sandra Dee - Akkompagnement
Spill Altsaxofon 1 - Lydeksempler | Lærebok Av Ragnhild Holm Og Kaja Holm Rogstad
Spill Trombone 1 - Lydeksempler | Lærebok Av Grethe Westbø Tonheim Og Elisabeth Vannebo
Spill Baryton/Euphonium 1 - Lydeksempler | Lærebok Av Elisabeth Vannebo
Spill Fløyte 1 - Lydeksempler | Lærebok Av Morten Mortensen Og Elisabeth Vannebo
Spill Althorn 1 - Lydeksempler | Lærebok Av Elisabeth Vannebo
Spill Tuba 1 - Lydeksempler - | Lærebok Av Elisabeth Vannebo
Grease - Highlights: Greased Lightnin' / Summer Nights / Hopelessly Devoted to You / Grease / You're the One That I Want / Rock 'n' Roll Party Queen