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 0x41497b6dfd7be0192fa92d18041ffd30ad2e8841c1f275c41e4b9184679e44f9. 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/ae2aa785-e4cb-49d9-a052-c61edfdc0540.json and https://artists.proofprofile.net/proofs/artist/ae2aa785-e4cb-49d9-a052-c61edfdc0540.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
El Sicario, Los Relatos De Un Guacho - En Vivo
La Duda, La Feria De Las Flores - En Vivo
El Imperio De Los Beltran Leyva - En Vivo
El Imperio De Los Beltran Leyva (En Vivo)
{"copyright_id":"0x54e81f31ed0ea819a5d0b98dd67a966bcc293240ed377635a62113c59e19b7b3","isrc":"QZMER2001508","name":"Llamaron Por el Radio (NK)","registered_at":"2026-06-29T08:04:09Z","spotify_id":"5XkqP7ZgzhUuGDaw3nuKPS","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 0x54e81f31ed0ea819a5d0b98dd67a966bcc293240ed377635a62113c59e19b7b3. 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/5XkqP7ZgzhUuGDaw3nuKPS.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/5XkqP7ZgzhUuGDaw3nuKPS.
Banda Dominguera/Amanda Baila Con La Banda (En Vivo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc83936aeb5aec271fb03b91e2d26ed4fe17aec2f4b2e17dcbfe028fe2bcbe214. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2QPRO8KeOwJHK3HdSfLAAB.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/2QPRO8KeOwJHK3HdSfLAAB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc83936aeb5aec271fb03b91e2d26ed4fe17aec2f4b2e17dcbfe028fe2bcbe214. 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/6kmI2UtlEUFqYDh2EB1rq3.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/6kmI2UtlEUFqYDh2EB1rq3.
{"copyright_id":"0x021330e1cd1e374514675396b6efd1bb91b8f255a74af6127c5a28ce0dfd5f5f","isrc":"QZDQH2379318","name":"La Gente Va A Hablar","registered_at":"2026-06-21T17:27:28Z","spotify_id":"53gpxqBw8tnpotiiqkXLcS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x021330e1cd1e374514675396b6efd1bb91b8f255a74af6127c5a28ce0dfd5f5f. 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/53gpxqBw8tnpotiiqkXLcS.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/53gpxqBw8tnpotiiqkXLcS.
Cuando Apenas Era Un Jovencito (En Vivo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9111a14bbd669eab63bc1d406dc207950584188a1827e1ffbfae29403ce10b95. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3tGIWf0QFE1RjASFbPOIZd.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/3tGIWf0QFE1RjASFbPOIZd.
{"copyright_id":"0x9fa01a8577c4c7d7e1e3f12498b74275abb518df8c6b8e106e930fec479b082f","isrc":"USE7D2400163","name":"El Del Equipo Estructurado","registered_at":"2026-06-18T03:18:08Z","spotify_id":"6tkyWxSyEa5RXZ7pletusV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9fa01a8577c4c7d7e1e3f12498b74275abb518df8c6b8e106e930fec479b082f. 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/6tkyWxSyEa5RXZ7pletusV.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/6tkyWxSyEa5RXZ7pletusV.