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 0xed1b6a418338a4b271e70d541b3a8219cf398991c5982ad62fd3139064e4e78c. 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/c3af29ba-4302-4b60-bf08-00e25f6cde3c.json and https://artists.proofprofile.net/proofs/artist/c3af29ba-4302-4b60-bf08-00e25f6cde3c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0x6960f62b3310cfd433b102edc302a10d452bf38dd98a8e9742519cb297d082cb. 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/4a3gDkkLhiji8nRx1Exw9H.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/4a3gDkkLhiji8nRx1Exw9H.
La Bidayi W La Nihayi (Les moulins de mon coeur)
La Bidayi W La Nihayi - Les moulins de mon coeur
Oussama Rahbani Featuring Hiba Tawaji & Wadih Abi Raad
The Windmills Of Your Mind (Michel Legrand)
Vivre (Notre Dame de Paris Original Musical Cast)
Vivre - Notre Dame de Paris Original Musical Cast
Vivre (extrait du spectacle "Notre-Dame de Paris 2017")
Haza Zamani / My Time - Disney - Elena of Avalor
Kel El Denyi Aam Tendahlak (God Rest Ye Merry Gentlemen)
Ya Malek El Moulouk (O Come All Ye Faithful)
Majdak Baki Bhal Zaman - Nejmit El Eid (Hark! The Herald Angels Sing - Gloria)
Kel El Denyi Aam Tendahlak - God Rest Ye Merry Gentlemen
Ya Malek El Moulouk - O Come All Ye Faithful
Majdak Baki Bhal Zaman / Nejmit El Eid - Hark! The Herald Angels Sing / Gloria
Eza Rejih W Alli Bhebbik (Acoustic Version)
Que Sera Sera (Law Nebka Sawa) [Acoustic]
Que Sera Sera (Law Nebka Sawa) - Acoustic
Bhebak La Akher Yom (La Chanson des Vieux Amants)
SAVOIR AIMER (Hiba Tawaji with Florent Pagny) - Live à L'Olympia
BROKEN VOW (Hiba Tawaji with Lara Fabian) - Live à l'Olympia
MAPPEMONDE (Hiba Tawaji with -M-, Ibrahim Maalouf) - Live à l'Olympia
LES CÈDRES (Hiba Tawaji with Ycare, Ibrahim Maalouf) - Live à l'Olympia
POUR SAVOIR D'OÙ JE VIENS (Hiba Tawaji with Madame Monsieur) - Live à l'Olympia
JE T'AIME (Hiba Tawaji with Lara Fabian, Ibrahim Maalouf) - Live à l'Olympia
{"copyright_id":"0x77c514827d5e538347e0876a9b3041a5086806c56d47d79b9bd8f14bd0c7c9f5","isrc":"FRP8H2500040","name":"RAJIHON MEN RAMADIHI - Live à l'Olympia","registered_at":"2026-06-28T21:07:01Z","spotify_id":"2D3KYCCTyA9JVCJRh0jH2q","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77c514827d5e538347e0876a9b3041a5086806c56d47d79b9bd8f14bd0c7c9f5. 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/2D3KYCCTyA9JVCJRh0jH2q.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/2D3KYCCTyA9JVCJRh0jH2q.
LE RADEAU (Hiba Tawaji with -M-, Ibrahim Maalouf) – Live à l'Olympia
LA BIDAYI WALA NIHAYI (Les Moulins de mon cœur) - Live à l'Olympia
HIBA TALK (Intro BROKEN VOW) - Live à l'Olympia
BALAD EL TANAOD (Hiba Tawaji with Ibrahim Maalouf) - Live à l'Olympia
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8427f600acf1b71a0631c6da67e53e1478cb5906533a8f8d200f3a3768c63732. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6ZjHQNeoI0pJ3LOI9Oltkf.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/6ZjHQNeoI0pJ3LOI9Oltkf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8427f600acf1b71a0631c6da67e53e1478cb5906533a8f8d200f3a3768c63732. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0bI1b17a78PoVOMP9cYVmE.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/0bI1b17a78PoVOMP9cYVmE.
Notre Dame de Paris 2017 (Live au Palais des Congrès)
{"copyright_id":"0x1dbeae5fcc4145d6071ef3be2f91a16ff4883a5b08bbae0f57f363b692b1b061","isrc":"FR20F1600060","name":"Bohémienne - Live","registered_at":"2026-06-24T17:34:17Z","spotify_id":"6iNNoe6yYDy6JPehKfc0nW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1dbeae5fcc4145d6071ef3be2f91a16ff4883a5b08bbae0f57f363b692b1b061. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6iNNoe6yYDy6JPehKfc0nW.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/6iNNoe6yYDy6JPehKfc0nW.
{"copyright_id":"0x1d5f3ea63a3142e61cda94ec05755c0f0e8cc2dbcbb5cc5131c52f99461ec110","isrc":"FR20F1600170","name":"Beau comme le soleil - Live","registered_at":"2026-06-23T10:44:26Z","spotify_id":"2GTNOWO7HY5Lv5CQ6QUckb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d5f3ea63a3142e61cda94ec05755c0f0e8cc2dbcbb5cc5131c52f99461ec110. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2GTNOWO7HY5Lv5CQ6QUckb.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/2GTNOWO7HY5Lv5CQ6QUckb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaafd822770108374605c53150571f9e34748e2b8710d3436c4dec15e5930a5b7. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7az7w9xxAK7TZbrJ8EZzUY.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/7az7w9xxAK7TZbrJ8EZzUY.