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 0xc30dec2080c948af1f494136743cfd43fb0abf1b8c93799757ce533eab31a3dd. 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/40f344ed-bde2-4242-aa38-63a90e131159.json and https://artists.proofprofile.net/proofs/artist/40f344ed-bde2-4242-aa38-63a90e131159.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x5a653fce214f714fb49cbc81db75cf618ab2ddc66837bcb828f1f998f99cb91b","isrc":"FR0U91203989","name":"Parlez parlez parlez","registered_at":"2026-06-29T05:44:35Z","spotify_id":"2xpXG7GyT4W8f8UQw9QEww","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 0x5a653fce214f714fb49cbc81db75cf618ab2ddc66837bcb828f1f998f99cb91b. 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/2xpXG7GyT4W8f8UQw9QEww.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/2xpXG7GyT4W8f8UQw9QEww.
Dosé sur le Terre-Ter (feat. Seth Gueko)
Generation Fuck You (feat. Mister You & FTK du CNL)
Clac Clac (feat. B.O Digital, Sofiane, Tito Prince, Dosseh, James Izmad, Sams, FTK DU CNL & Ramon)
Dosé Sur Le Terre-Ter - feat. Seth Gueko
Generation Fuck You - feat. Mister You & FTK du CNL
Clac Clac - feat. B.O Digital, Sofiane, Tito Prince, Dosseh, James Izmad, Sams, FTK DU CNL & Ramon
Quand les tontons flinguent (Instrumentale)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca5aeedcd2f3507898903968bb9c19531d8fc1aba622728155be74236d20cefb. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2KOezyc2OvPk9f9r3iVnkh.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/2KOezyc2OvPk9f9r3iVnkh.
{"copyright_id":"0x57919270454defbc1a7546de54f5f4de6b32e2ef9567891d1bfa500c1ced5d0b","isrc":"FR0U90900147","name":"91 Super Thug Remix","registered_at":"2026-06-21T03:40:56Z","spotify_id":"5CRDGQyLRzYCxY0ywMsBX8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57919270454defbc1a7546de54f5f4de6b32e2ef9567891d1bfa500c1ced5d0b. 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/5CRDGQyLRzYCxY0ywMsBX8.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/5CRDGQyLRzYCxY0ywMsBX8.
L’actu du rap indépendant - Addictive Music
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb818b2932ea5398882d28b88aee7dcf2e37fe209ae04dac0a52c944e560392e9. 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/48orJlK6exfslU63SBkmNx.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/48orJlK6exfslU63SBkmNx.
{"copyright_id":"0x60aed973f2321374ae8ff6e82e727bb532b6d9dd5aa4f3fc7931e6bdcfa1de9d","isrc":"DEDG61700041","name":"Business Paris - Remastered","registered_at":"2026-06-20T23:15:30Z","spotify_id":"5MhVMFRHthW9LP8r2OTlzQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60aed973f2321374ae8ff6e82e727bb532b6d9dd5aa4f3fc7931e6bdcfa1de9d. 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/5MhVMFRHthW9LP8r2OTlzQ.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/5MhVMFRHthW9LP8r2OTlzQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca5aeedcd2f3507898903968bb9c19531d8fc1aba622728155be74236d20cefb. 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/4hsZTkpk4K4yGve7jN9MNW.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/4hsZTkpk4K4yGve7jN9MNW.
{"copyright_id":"0xd01db761425abedc3ded02d863a9db4a8ee55e0d62418f79bb93910a53faed10","isrc":"FR10S1512197","name":"Censé faire","registered_at":"2026-06-09T18:30:50Z","spotify_id":"6AXzalIP6cWHxzFcfP5y5z","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd01db761425abedc3ded02d863a9db4a8ee55e0d62418f79bb93910a53faed10. 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/6AXzalIP6cWHxzFcfP5y5z.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/6AXzalIP6cWHxzFcfP5y5z.