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 0x5d96e5d2a4e9509e395bd8584e03a8dc3791a64edd65429c79c686fea9adeaf3. 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/383f310b-55b4-4fcf-9791-94eab1f81297.json and https://artists.proofprofile.net/proofs/artist/383f310b-55b4-4fcf-9791-94eab1f81297.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 0x5196219a699741243b4f815e8c82064b0c9d6f20ae65f88c142c340c41d67039. 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/4wVSHB2rW1IRMF23AyeEeS.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/4wVSHB2rW1IRMF23AyeEeS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6e2a9cc5da12766f2169981ecc28f33e5814e3d6a925fcc6b8a8a6620ed82a14. 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/5ccXZ8DVX8PvJg06yq9A11.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/5ccXZ8DVX8PvJg06yq9A11.
Tom's Diner - Live, Zénith de Paris / 2005
Comme un yoyo - Live, Zénith de Paris / 2005
Serre-moi - Acoustic / Live, Zénith de Paris / 2005
Le passage - Live, Zénith de Paris / 2005
Le souvenir de ce jour - Live, Zénith de Paris / 2005
Celle que tu vois - Live, Zénith de Paris / 2005
Donne-moi le temps - Live, Zénith de Paris / 2005
Chou boup - Live, Zénith de Paris / 2005
Au soleil - Live, Zénith de Paris / 2005
J'en ai assez - Live, Zénith de Paris / 2005
Des mots qui résonnent - Live, Zénith de Paris / 2005
Mauvais sang - Live, Zénith de Paris / 2005
De vous à moi - Live, Zénith de Paris / 2005
Je ne pourrai plus aimer - Live, Zénith de Paris / 2005
C'est de l'or - Live, Zénith de Paris / 2005
Dirty Man - Live, Zénith de Paris / 2005
J'attends l'amour - Live, Zénith de Paris / 2005
Ma révolution - Live, Zénith de Paris / 2005
Jenifer fait son live (Live, Zénith de Paris / 2005)
Appelle-Moi Jen (Edition Collector - Digipack)
On oublie le reste (feat. Kylie Minogue)
Derrière les soleils - Live France / 2019
Le souvenir de ce jour - Live France / 2019
{"copyright_id":"0xd18db0011de240e42e9285266a10bbc0f0f925847e473a6518f4ea5ad2a80a1c","isrc":"FRZ082100346","name":"Ti vecu o la mio bandera","registered_at":"2026-06-07T13:10:32Z","spotify_id":"36RGyetNv7LvlwiMs1jbJo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd18db0011de240e42e9285266a10bbc0f0f925847e473a6518f4ea5ad2a80a1c. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/36RGyetNv7LvlwiMs1jbJo.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/36RGyetNv7LvlwiMs1jbJo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x737e5826072b08068fb7232802a5abf750e0b9157ebeb714bbf881828545dfe2. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0fy5VZW9otd9OnwAQp5OwC.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/0fy5VZW9otd9OnwAQp5OwC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85782a481cba9d9490803faa77b4d3bf8fd1b952734ba6f0971aa3c422dd33b3. 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/0y6300kDeNMNmeUKn9LDXw.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/0y6300kDeNMNmeUKn9LDXw.
{"copyright_id":"0xd18db0011de240e42e9285266a10bbc0f0f925847e473a6518f4ea5ad2a80a1c","isrc":"FRZ082100346","name":"Ti vecu o la mio bandera","registered_at":"2026-06-07T13:10:32Z","spotify_id":"0p32SVaCSwdILyORn99fTh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd18db0011de240e42e9285266a10bbc0f0f925847e473a6518f4ea5ad2a80a1c. 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/0p32SVaCSwdILyORn99fTh.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/0p32SVaCSwdILyORn99fTh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f383b3a45d7e4e8bfd276dd6881111f890ddda2201ca8f11d13942b31538884. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5sReQU0iYxm25iGVNkgb6M.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/5sReQU0iYxm25iGVNkgb6M.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f383b3a45d7e4e8bfd276dd6881111f890ddda2201ca8f11d13942b31538884. 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/2WQSqRICLiUVaQHT7QQ0We.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/2WQSqRICLiUVaQHT7QQ0We.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x639ae6e997d43036b6c7e9ed47e6b9e6fd92183a45f76bab70d1e65e5d48110a. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/440ODGsTf28a3JyYgJVYa7.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/440ODGsTf28a3JyYgJVYa7.
Je te promets - Live Parc Des Princes, Paris / 2003
{"copyright_id":"0x7cf2a98ad319d7e1378da8d9723896143c5d47f8c287c6570bf56a7e7041f410","isrc":"FRZ030302250","name":"Je te promets - Live Parc Des Princes, Paris / 2003","registered_at":"2026-06-09T17:01:26Z","spotify_id":"1LkRosA6DMjNVRlFMA9mt2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7cf2a98ad319d7e1378da8d9723896143c5d47f8c287c6570bf56a7e7041f410. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1LkRosA6DMjNVRlFMA9mt2.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/1LkRosA6DMjNVRlFMA9mt2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d10576c8d9a1e95346ee21051a6dd809031032187d1cc083847b509fa240f9f. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4dtj2wzeHDk7dCGnKFo1Ky.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/4dtj2wzeHDk7dCGnKFo1Ky.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48e7238ab728b78a819d1a3575ac6170a23877483cb3aa7f65861e84ada8173b. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6QZitDGNI8KBocowTAlQny.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/6QZitDGNI8KBocowTAlQny.