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 0xdb8b0c749b9fcec285abf80a6de4b589a34094c8d00f4b041eee05d61c83dfbc. 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/45a14dd7-84e2-40ff-a610-eb21033da8fa.json and https://artists.proofprofile.net/proofs/artist/45a14dd7-84e2-40ff-a610-eb21033da8fa.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
I Knew You Were Gone (Yo Sabia Que Te Ibas)
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 0xd3bbf8073e74b234c7e2e0a91664e489c17213d01aaba3e980c9bfddd30f9005. 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/4gD96yi2svYMzSi7vV6fo6.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/4gD96yi2svYMzSi7vV6fo6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd35fc88b80ae059df86385340801707958837a020200ab1c8900f046e176992. 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/6arOJQaFATq9B6rEeuJWF3.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/6arOJQaFATq9B6rEeuJWF3.
{"copyright_id":"0x00b2de96ab259d5d3cceea799f6200b61e7e1bcaa901afa22653f2a758630c74","isrc":"QZPYN2361959","name":"Que Pena - Live","registered_at":"2026-06-29T00:18:00Z","spotify_id":"7ktkhkkJ4UYjtypPF0k3dg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00b2de96ab259d5d3cceea799f6200b61e7e1bcaa901afa22653f2a758630c74. 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/7ktkhkkJ4UYjtypPF0k3dg.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/7ktkhkkJ4UYjtypPF0k3dg.
Como Son Las Cosas (feat: Frankie Vazquez)
Como Son Las Cosas (feat. Frankie Vazquez)
Las Piedras Cantan (feat. Hector Pichi Perez)
Soy Lo Que Nescesitabas (feat. Primi Cruz)
La Mujer De Mi Vida (feat. Angel Lebron)
Que Pena "La Contestación" (feat. Corine Lebron)
Disco Bailable / Salsa Y Control (feat. Luisito Ayala)
Sin Negro No Hay Guaguancó (feat. Luisito Ayala)
Can't Turn It Back On (Yo No Puedo Volver Atras)
Sin Negro No Hay Guaguancó - Remastered 2024
NYC Salsa: The Incendiary Sound Of Latin New York
{"copyright_id":"0x56e4bfabcac52f8e4c845945bf8bbba30ea7cb6b2c96afb88223cc43d298b21b","isrc":"USDBB0601618","name":"Sin Negro No Hay Guaguancó","registered_at":"2026-06-24T09:38:35Z","spotify_id":"5fsMneqqpnEiHRWshoJjTQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56e4bfabcac52f8e4c845945bf8bbba30ea7cb6b2c96afb88223cc43d298b21b. 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/5fsMneqqpnEiHRWshoJjTQ.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/5fsMneqqpnEiHRWshoJjTQ.