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 0x43709ed5c6851731c538ee39b5b34131fac1d627eabd4b13e529294ca2d099a8. 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/3a3794eb-c221-45ee-8731-4f9ddf6861d3.json and https://artists.proofprofile.net/proofs/artist/3a3794eb-c221-45ee-8731-4f9ddf6861d3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
CHAQUE PERSONNE EVOLUE - Tracer sa ligne fisrt version
Désillusions (feat Schnaka, Balir, Gunior).
NOTRE VISION - Un autre monde original version
LE MONDE TOURNE À L'ENVERS - TLF Planète Rap
Surenchères - Feat. Act2, Balir & Gunior, Remix)
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 0x4d9c10300672d289beff947696483f981f4e6dffef403c9d7d71fd972d0bbc23. 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/6QoTaVsy4IfvGvEFqgq8mF.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/6QoTaVsy4IfvGvEFqgq8mF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d9c10300672d289beff947696483f981f4e6dffef403c9d7d71fd972d0bbc23. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/34XfqryM35TvPuBhHuEcJY.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/34XfqryM35TvPuBhHuEcJY.
Dope, Guns & Fucking In The Streets: 1988-1998 Volume 1-11
Horde sauvage (feat. Nedelko, Double A & Casus Belli)
Et le prestidigitateur ivre manqua son tour
{"copyright_id":"0xcb8058ec6e4f6b61c4cb6b15bb3ed545aac5e3cc62240883e427772a594650e7","isrc":"FR5R02314028","name":"Horde sauvage (feat. Nedelko, Double A & Casus Belli)","registered_at":"2026-06-25T10:52:39Z","spotify_id":"2MOeFyg0cILZh8aCXDozFd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb8058ec6e4f6b61c4cb6b15bb3ed545aac5e3cc62240883e427772a594650e7. 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/2MOeFyg0cILZh8aCXDozFd.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/2MOeFyg0cILZh8aCXDozFd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08083fd2ba0641dcba20fbe86a6802203ef3f57165fec43e941487b3a73edf86. 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/1DEIXuGoKEqUCAtcFddsxR.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/1DEIXuGoKEqUCAtcFddsxR.