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 0x6cf699b4d005f66eb90219ab350b95ec2b3d5726eb0872a70cec9c0a5c888c0b. 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/4d7b69bf-ea94-4a62-afe5-67c2901280dd.json and https://artists.proofprofile.net/proofs/artist/4d7b69bf-ea94-4a62-afe5-67c2901280dd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Le Voa Tira (Feat. Nitro, Nore & Veneno)
Saquen Frente (Feat. Lapiz, R1, Guariboa, Temperamento)
Saquen Frente 2 (feat. Messiah, Tali, Young Flow, Tori Nash, Lito Kirino, Kiubbah Malon, Chacka & Guariboa)
Oye Mi Canto (with Tego Calderón, Nina Sky, Gemstar, Big Mato) - Original Dirty Mix
{"copyright_id":"0xfd119b0d054851071861891464b19b0866b26151d4dd94174cd79f093c197f16","isrc":"ITF250400091","name":"Oye Mi Canto (with Tego Calderón, Nina Sky, Gemstar, Big Mato) - Original Dirty Mix","registered_at":"2026-06-10T14:06:58Z","spotify_id":"3PpoEUDm4CAhJzPJAHKXPV","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 0xfd119b0d054851071861891464b19b0866b26151d4dd94174cd79f093c197f16. 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/3PpoEUDm4CAhJzPJAHKXPV.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/3PpoEUDm4CAhJzPJAHKXPV.
Oye Mi Canto (with Tego Calderón, Nina Sky, Gemstar, Big Mato) - Clean Mix
{"copyright_id":"0xe56fbba28ede05f15d257ad67e2c70512e5dc522258b0cb01640555013b22a7a","isrc":"ITF250400092","name":"Oye Mi Canto (with Tego Calderón, Nina Sky, Gemstar, Big Mato) - Clean Mix","registered_at":"2026-06-04T07:51:37Z","spotify_id":"0n5QBi4Lj3SPIq3dKNLISF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe56fbba28ede05f15d257ad67e2c70512e5dc522258b0cb01640555013b22a7a. 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/0n5QBi4Lj3SPIq3dKNLISF.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/0n5QBi4Lj3SPIq3dKNLISF.
You Want Me Baby (with Big Mato, Vakero, Skeem)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3808348f06c7f45f2064e702fb94ec219d506472710b28c5e01bcf137b2f31b. 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/4GoodYJxMcDMz2pHecbPzl.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/4GoodYJxMcDMz2pHecbPzl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x490ebab9c59267ba2fa9132615de1ff10c0479886e0675b238ae4fc2c090ace6. 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/6x6grgSubnrPFkdbLx9ujd.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/6x6grgSubnrPFkdbLx9ujd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa09552f3263da043741f87f2973b78fd34cf3cbf9d570cad29b08b06faf273ca. 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/13oULAECZSlLqJ17B34ja0.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/13oULAECZSlLqJ17B34ja0.
Reggaeton All Stars: The Best Of Latin Urban Music
La Franquicia (Mixtape) [feat. Dj Scuff]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3808348f06c7f45f2064e702fb94ec219d506472710b28c5e01bcf137b2f31b. 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/5c6PRGy5DsqFfRAOPf5ELw.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/5c6PRGy5DsqFfRAOPf5ELw.