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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd59c3dc5cbcf69f614eb5ca2b7f8198536a594e29ad6f5507135563357e35472. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6c309f02-79bb-46d1-8a64-159896a7d1a5.json and https://artists.proofprofile.net/proofs/artist/6c309f02-79bb-46d1-8a64-159896a7d1a5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Je Hebt Me Alleen Gelaten / Als Ik Nu Ga - Live 1965
Movement Uit Sonate 1963 Deel 1 - Live 1965
Ik Zal Jou Een Jongetje Laten Zien - Live 1968
Zal Ik Jou Eens Wat Vertellen - Live 1968
Zing-Vecht-Huil-Bid-Lach-Werk En Bewonder
{"copyright_id":"0xecd2ca8708ef5f6534ba13ec5449b346e16ab3e33a221e900a50f9d620c373b0","isrc":"NLA307000060","name":"Als Je Niet Bij Me Bent","registered_at":"2026-06-29T16:58:58Z","spotify_id":"1d9JYls22DzfWu9BANyHbw","type":"track"}
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xecd2ca8708ef5f6534ba13ec5449b346e16ab3e33a221e900a50f9d620c373b0. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1d9JYls22DzfWu9BANyHbw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1d9JYls22DzfWu9BANyHbw.
Zonder Bagage (De Wereld Heeft Mij Failliet Verklaard)
Wij Zullen Doorgaan - 1975 Single Version
Door Alles Heen (How I Love To See Her Smile)
Ramses & Liesbeth Live! (Live / Remastered)
Eens In De Honderd Jaar - Live / Remastered
Zwanezang (Between The Lines) - Live / Remastered
Zing, Vecht, Huil, Bid, Lach, Werk En Bewonder
Zing-Vecht-Huil-Bid-Lach-Werk En Bewonder.
Het Mooiste Van Ramses Shaffy & Liesbeth List
{"copyright_id":"0xecd2ca8708ef5f6534ba13ec5449b346e16ab3e33a221e900a50f9d620c373b0","isrc":"NLA307000060","name":"Als Je Niet Bij Me Bent","registered_at":"2026-06-29T16:58:58Z","spotify_id":"3kHBwPowtst0g5DjPkObhl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xecd2ca8708ef5f6534ba13ec5449b346e16ab3e33a221e900a50f9d620c373b0. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3kHBwPowtst0g5DjPkObhl.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3kHBwPowtst0g5DjPkObhl.
Zing - Vecht - Huil - Bid - Lach - Werk En Bewonder
100 Mooiste Liedjes van Ramses en Liesbeth
De Kinderen Van De Zee (Gebaseerd Op Adagio In G Minor)
Van Dag Tot Dag (Stou Pikramenou Tin Ayli) - Single Version
'T Komt Altijd Op Kousevoeten (In Het Teken Van)
Zing - Vecht - Huil - Bid - Lach - Werk en Bewonder
{"copyright_id":"0xecd2ca8708ef5f6534ba13ec5449b346e16ab3e33a221e900a50f9d620c373b0","isrc":"NLA307000060","name":"Als Je Niet Bij Me Bent","registered_at":"2026-06-29T16:58:58Z","spotify_id":"0ylyv0D8IWGPKHNacLnqWJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xecd2ca8708ef5f6534ba13ec5449b346e16ab3e33a221e900a50f9d620c373b0. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0ylyv0D8IWGPKHNacLnqWJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0ylyv0D8IWGPKHNacLnqWJ.
Hoogtepunten Uit De Rotterdamse Opera Pol
Die Goeie Ouwe Radio, Deel 1 (16 Radio Successen uit de 50 en 60'er Jaren)
Het is stil in Amsterdam (Arr. Bram Faber)