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 0xa4eeb112b3ca989877f3fd5c01f57ea895cdd87ccccd1f024b8f1ddf9a8b02c2. 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/5beb333d-80ef-4fda-bc8c-a536c32eb0a8.json and https://artists.proofprofile.net/proofs/artist/5beb333d-80ef-4fda-bc8c-a536c32eb0a8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xd13a18b968531935eb039a4d0ae9f04c28910685bc6bb84ee5e898abc9fe4b4b","isrc":"FR7U61000015","name":"Ils appellent ça","registered_at":"2026-06-04T12:12:16Z","spotify_id":"4jVWTDZ4gLbdnPqijDABun","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 0xd13a18b968531935eb039a4d0ae9f04c28910685bc6bb84ee5e898abc9fe4b4b. 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/4jVWTDZ4gLbdnPqijDABun.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/4jVWTDZ4gLbdnPqijDABun.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x361cdcf55f78024e7a164c112ecef35454b0b54e3bf489d713cd2343dc8ff0da. 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/5NsOnvpjvH9sCz8TyVOmOz.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/5NsOnvpjvH9sCz8TyVOmOz.
{"copyright_id":"0xccc83db96107cf2c28e8964876c20bdaeffca7feadb7dbe0ad48abb922da13ec","isrc":"FR7U61100061","name":"Mets pas celle-là","registered_at":"2026-06-05T09:24:20Z","spotify_id":"782KngifUcBIOrifrVHITF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xccc83db96107cf2c28e8964876c20bdaeffca7feadb7dbe0ad48abb922da13ec. 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/782KngifUcBIOrifrVHITF.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/782KngifUcBIOrifrVHITF.
{"copyright_id":"0x86fc2f4fc4e316f13948be0b2dffc090cdf069ac7cd2092c3296f0e12fda1d35","isrc":"FR7U61200003","name":"Ma direction","registered_at":"2026-06-01T15:32:07Z","spotify_id":"6tFJdAZGXGsHTdMKmc1NjR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86fc2f4fc4e316f13948be0b2dffc090cdf069ac7cd2092c3296f0e12fda1d35. 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/6tFJdAZGXGsHTdMKmc1NjR.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/6tFJdAZGXGsHTdMKmc1NjR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb05e326f6d35082216b75e330649cb5a92ddef067d9f9cbffe04996e2ed180c5. 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/0g8OwnEszhZJM5yjy71ycp.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/0g8OwnEszhZJM5yjy71ycp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x942e33794c3f60f60ec45c43a7e70a6653ae80c20d21559f13eb858768da2865. 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/6R4aYHjVv6KEArS1YNgf93.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/6R4aYHjVv6KEArS1YNgf93.
Melrose Place (feat. L.I.O Pétrodollars)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x912fe60dd2ca765194464c625553c010e451c158931c63f7b06c0240365e5a12. 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/4DaixXjT5GCbeWQy8Sx5kw.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/4DaixXjT5GCbeWQy8Sx5kw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb834c08df92f049bf78c9f5680931661f4d2efc57e37b5fb29e6f924cff005ca. 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/0cX03GVTc7dOvTYRRA28TA.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/0cX03GVTc7dOvTYRRA28TA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a5f3744f5e411205bbd7f08f5683a77f67d22f33817ff26907f846e03b5fbd7. 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/4W9S2fx0L0q1xrj90kdbhE.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/4W9S2fx0L0q1xrj90kdbhE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2e2284c10e5b66494f34a90382caef8f2ca41237fbcee89bc071b6e2b005fda. 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/5uJS0OAVLB7E7peO2N9SrF.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/5uJS0OAVLB7E7peO2N9SrF.
{"copyright_id":"0x151c5cd9eebe41a1bb5e5e619a7b6d3e0feb1c89b4d9c8de9606ee8951832ead","isrc":"FR7U61200009","name":"La tâche","registered_at":"2026-06-06T08:36:57Z","spotify_id":"7ac35EnxCuhneoMjUYxGy1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x151c5cd9eebe41a1bb5e5e619a7b6d3e0feb1c89b4d9c8de9606ee8951832ead. 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/7ac35EnxCuhneoMjUYxGy1.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/7ac35EnxCuhneoMjUYxGy1.
J'suis pas dans le Game (feat. Dr. Beriz)
{"copyright_id":"0xbf78338bc04f3fc5fa4bb8d0ee16ccc1c63680e6b19fa4a3e662c5475cad0974","isrc":"FR7U61200010","name":"J'suis pas dans le Game (feat. Dr. Beriz)","registered_at":"2026-06-05T13:35:37Z","spotify_id":"5rftQabJ357Yn3WAEts6T0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf78338bc04f3fc5fa4bb8d0ee16ccc1c63680e6b19fa4a3e662c5475cad0974. 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/5rftQabJ357Yn3WAEts6T0.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/5rftQabJ357Yn3WAEts6T0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcf0cf84d590a0a57c6463a7482052bbf7f01c78deea4105229274ccb4f1db90a. 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/53J0MZswXsuJfgG6kR3m32.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/53J0MZswXsuJfgG6kR3m32.
{"copyright_id":"0x3e613a0ca3451c2ecd6e57b73285f5cb8d0aadfa1109cc003e018282ed3eaf34","isrc":"FR7U61200011","name":"Rien de méchant (feat. H Magnum)","registered_at":"2026-06-06T05:38:10Z","spotify_id":"0onlMeD12hbtgwbxIT9ltw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e613a0ca3451c2ecd6e57b73285f5cb8d0aadfa1109cc003e018282ed3eaf34. 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/0onlMeD12hbtgwbxIT9ltw.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/0onlMeD12hbtgwbxIT9ltw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5f3218923b51dc6bd9be7febae07dd24171b92ab6f3c818350092f1123c94e2. 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/4fy4Hn3tOum09CvHwxdILi.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/4fy4Hn3tOum09CvHwxdILi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b43bfa5466bc152c2f2ff18944c9c18cfb14178894279c1d37d42d1f248b4b7. 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/2UEg07gAhmdqVTqLztkn5p.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/2UEg07gAhmdqVTqLztkn5p.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98c7dbf6824c7017118bde0494d39b360f37f20783bb4b17b3691edd667015c8. 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/1QYzARrGUVT5Zk75HQXHJ1.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/1QYzARrGUVT5Zk75HQXHJ1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61fef4357cd642e0a17fd37c57cfc87ea05b5486450dd84216617aed017297ef. 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/0a2DpLIVKLikGBXJmUmFMq.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/0a2DpLIVKLikGBXJmUmFMq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa67c647f5c5db52a1180739c68d07784e01f420523bde6b911430a405742f7f2. 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/2lYTrD8Fdn2GT5T2u1MmWB.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/2lYTrD8Fdn2GT5T2u1MmWB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x899d4c59969a3d22cadf5da89f814b9c1b14b290fd609d0c407e5be8385f3195. 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/6faJ55Q96ufC8qpJ6uxKj9.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/6faJ55Q96ufC8qpJ6uxKj9.
Prévenez les haineux (feat. L.I.O Pétrodollars)
{"copyright_id":"0xd754c74e72c8f809ab5eba90e84dc23c757b20c496e88748b6feefa3468e26dc","isrc":"FR7U61200017","name":"Prévenez les haineux (feat. L.I.O Pétrodollars)","registered_at":"2026-06-07T02:22:33Z","spotify_id":"4DDwGY8xfRpjyDAMj9grKR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd754c74e72c8f809ab5eba90e84dc23c757b20c496e88748b6feefa3468e26dc. 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/4DDwGY8xfRpjyDAMj9grKR.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/4DDwGY8xfRpjyDAMj9grKR.
{"copyright_id":"0x43b93dea6e85652a01c43044d5a4d79467fbab0bfa003ad77ca3a0f9aaac329c","isrc":"FR7U61200018","name":"Problèmes d'adultes","registered_at":"2026-06-04T06:44:55Z","spotify_id":"4IOWZmBVc0GqfuoQcAkirT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43b93dea6e85652a01c43044d5a4d79467fbab0bfa003ad77ca3a0f9aaac329c. 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/4IOWZmBVc0GqfuoQcAkirT.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/4IOWZmBVc0GqfuoQcAkirT.
{"copyright_id":"0xa9b63cefe8b0bf36523606c5ca0e09328dd9e4ded8bb230c44ee56fde559ad28","isrc":"FR7U61200019","name":"En direct de la lune","registered_at":"2026-06-08T22:11:49Z","spotify_id":"16tEuSuy45oG9xuZaE8UxN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9b63cefe8b0bf36523606c5ca0e09328dd9e4ded8bb230c44ee56fde559ad28. 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/16tEuSuy45oG9xuZaE8UxN.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/16tEuSuy45oG9xuZaE8UxN.
{"copyright_id":"0x4dc146150b6e1e61e4dfbedf1257f616de704e4874f9138bbd8fa1abe9a4ad4c","isrc":"FR7U61200020","name":"Laissez-moi ivre","registered_at":"2026-06-07T21:22:22Z","spotify_id":"5ym5moztDKLBdIrKBsRdWY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4dc146150b6e1e61e4dfbedf1257f616de704e4874f9138bbd8fa1abe9a4ad4c. 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/5ym5moztDKLBdIrKBsRdWY.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/5ym5moztDKLBdIrKBsRdWY.
On t'a dit (feat. L.I.O Pétrodollars & L'Institut)
{"copyright_id":"0x98aae0c5bc55598861d888c9c44cbc325fe7eea08f748ad0782e582cb92b4fad","isrc":"FR7U61200054","name":"On t'a dit (feat. L.I.O Pétrodollars & L'Institut)","registered_at":"2026-06-09T05:21:43Z","spotify_id":"0OYShHLwqZ0P53EZlH1zzX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98aae0c5bc55598861d888c9c44cbc325fe7eea08f748ad0782e582cb92b4fad. 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/0OYShHLwqZ0P53EZlH1zzX.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/0OYShHLwqZ0P53EZlH1zzX.
Les Chroniques Du 75, En Attendant L'Apogée
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc06b67e17a593c1edf721d53a192ee45668ec6225150929647434fc75c1aee8d. 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/2tEEgc5iR3WVucXl8lNHV4.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/2tEEgc5iR3WVucXl8lNHV4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c8e20e776f6f7a5bcd6cc98fee00ab7dd9b660c8b768277b504201993c85571. 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/6ZewW60KMmXjpu2iMb8zfG.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/6ZewW60KMmXjpu2iMb8zfG.
{"copyright_id":"0x2541b75cbf902e2c61de3eb4675cb6eb34464dcecbc71dae9211481c2ea277ad","isrc":"FR7U61100027","name":"A bout d'souffle","registered_at":"2026-06-04T10:22:23Z","spotify_id":"28STdfLcGEB4pe8w6XEmZx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2541b75cbf902e2c61de3eb4675cb6eb34464dcecbc71dae9211481c2ea277ad. 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/28STdfLcGEB4pe8w6XEmZx.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/28STdfLcGEB4pe8w6XEmZx.
{"copyright_id":"0x98d3f48e17b52340ea24f042af9b80e60a561744203a62ae1e90a29d0ee4cbb2","isrc":"FR7U61100120","name":"Mon défaut (feat. Sexion d'Assaut)","registered_at":"2026-06-04T10:19:43Z","spotify_id":"1PrzNc1TuY20yQSrcgvnM1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98d3f48e17b52340ea24f042af9b80e60a561744203a62ae1e90a29d0ee4cbb2. 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/1PrzNc1TuY20yQSrcgvnM1.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/1PrzNc1TuY20yQSrcgvnM1.
{"copyright_id":"0x638809c4c0d2489bb0ce4eb3390d279d291c679c040830fed2982ddae4b1345c","isrc":"FR7U60900040","name":"Wati bonhomme (feat. Sexion d'Assaut)","registered_at":"2026-06-27T03:04:32Z","spotify_id":"0b4lSh5Fst3HCut8GIKoCj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x638809c4c0d2489bb0ce4eb3390d279d291c679c040830fed2982ddae4b1345c. 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/0b4lSh5Fst3HCut8GIKoCj.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/0b4lSh5Fst3HCut8GIKoCj.
{"copyright_id":"0x8bf7e1ef96990ac69675df96e2f46aeb872b4ffa27248f3aca5cca4f220f61af","isrc":"FR7U61400712","name":"Intro - Pilule rouge","registered_at":"2026-06-08T11:50:32Z","spotify_id":"6TfupQsonUAgozb7NhdiYh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bf7e1ef96990ac69675df96e2f46aeb872b4ffa27248f3aca5cca4f220f61af. 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/6TfupQsonUAgozb7NhdiYh.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/6TfupQsonUAgozb7NhdiYh.