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 0xc07cdd40da59d07a354de7370cd663699eca20fa4d44d5a1528f8709345c966b. 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/411294fd-4283-4d84-b4a6-b42b8cd66ae6.json and https://artists.proofprofile.net/proofs/artist/411294fd-4283-4d84-b4a6-b42b8cd66ae6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
You Got Me Going Crazy (Vas A Volverme Loca)
Tu Me Hiciste Ver (If You'd Asked Me Then)
No Se Como Vivire (I Don't Know How I Got By)
Volvere A Cruzar Desiertos (I Rather Be Alone)
Generación OT Juntos (Operación Triunfo)
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 0x723fbdab866183c4042fb67c30a31e4261cd6fb425a5a504906385d1c66bad8c. 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/6JCSflDQFiGhW0x65hEFEu.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/6JCSflDQFiGhW0x65hEFEu.
Las Mejores Covers de OT Operación Triunfo Volumen 2
{"copyright_id":"0x6786cc307a1a3baa8083add6d976ddde75bfe1ef4dd9d0c5ad192efe0227626e","isrc":"ESUM72301675","name":"Un Año Más","registered_at":"2026-06-26T09:24:08Z","spotify_id":"34ocJmWfxDMCjPPMxXpNOd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6786cc307a1a3baa8083add6d976ddde75bfe1ef4dd9d0c5ad192efe0227626e. 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/34ocJmWfxDMCjPPMxXpNOd.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/34ocJmWfxDMCjPPMxXpNOd.
{"copyright_id":"0x227bbf097cd016ee9e1d50db94dd08e311de9d1d3173eff81f08bbaa16c4ac96","isrc":"ES5701701186","name":"Walking On Sunshine","registered_at":"2026-06-20T06:39:00Z","spotify_id":"6Rggc5538BZdS93ts78gRn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x227bbf097cd016ee9e1d50db94dd08e311de9d1d3173eff81f08bbaa16c4ac96. 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/6Rggc5538BZdS93ts78gRn.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/6Rggc5538BZdS93ts78gRn.
{"copyright_id":"0x16f32d1a68b00cc3ec49daef6b0aa877aaf90bb5f3a6480a9cff4a95694fd2a6","isrc":"ES5701701184","name":"Eternal Flame (Déjame Soñar)","registered_at":"2026-06-25T08:31:51Z","spotify_id":"5MhlAwVNvguBoT8NhjQnTj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16f32d1a68b00cc3ec49daef6b0aa877aaf90bb5f3a6480a9cff4a95694fd2a6. 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/5MhlAwVNvguBoT8NhjQnTj.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/5MhlAwVNvguBoT8NhjQnTj.
Las 100 Mejores Canciones De La Historia De O.T (Operación Triunfo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18c46a256853e268dd8e3392229282b5def43e033804bf866f86aa03fd73f617. 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/59Hj49WVGB1qRSIKxvfGoH.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/59Hj49WVGB1qRSIKxvfGoH.
Lady Marmalade - En Directo 2002 / Remastered 2016
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9c0993e6c09bf41fa0753e61a32eca7a2817a206676776813fd0abe75623c0d. 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/5qwk6rzVmBH5tIFKkhJ7at.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/5qwk6rzVmBH5tIFKkhJ7at.