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 0x63312a73ed188dc106dca25dff361c0d9d6c6eef61472904c7ab253c9c8788be. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/29a50e3b-9d27-4f2c-9d5a-1d887e8f0d10.json and https://artists.proofprofile.net/proofs/artist/29a50e3b-9d27-4f2c-9d5a-1d887e8f0d10.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x8aac62a0fc9351aae7cd3e1c6b60a4ce7811e34c725386bbddac15fecc54b94c","isrc":"QZES72347242","name":"Apartir de mañana - REMASTERED","registered_at":"2026-06-23T15:55:15Z","spotify_id":"4nJPEPshJAtUT2jHEXjsS3","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 0x8aac62a0fc9351aae7cd3e1c6b60a4ce7811e34c725386bbddac15fecc54b94c. 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/4nJPEPshJAtUT2jHEXjsS3.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/4nJPEPshJAtUT2jHEXjsS3.
Alberto Cortez Sinfónico (En Vivo Desde el Auditorio Nacional)
Orquesta Sinfónica Juvenil de Xalapa Veracruz
{"copyright_id":"0x0a6ec5ac5ded65f93b0e2dc3697dbc7cb586ffb84d44452b9724fe12dc69de77","isrc":"MXD781901824","name":"La Vejez","registered_at":"2026-06-24T21:41:40Z","spotify_id":"0fgNM0Ry7ldoJRoq6x1pUZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a6ec5ac5ded65f93b0e2dc3697dbc7cb586ffb84d44452b9724fe12dc69de77. 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/0fgNM0Ry7ldoJRoq6x1pUZ.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/0fgNM0Ry7ldoJRoq6x1pUZ.
{"copyright_id":"0x4e8e98c7cc2e9492dba97ea0cb3a0b947b91de3862861558e7b37d6f9ec90e39","isrc":"MXD781901833","name":"Camina Siempre Adelante","registered_at":"2026-06-25T13:46:04Z","spotify_id":"3kM1PRmp44JENfTpacrcXT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e8e98c7cc2e9492dba97ea0cb3a0b947b91de3862861558e7b37d6f9ec90e39. 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/3kM1PRmp44JENfTpacrcXT.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/3kM1PRmp44JENfTpacrcXT.
{"copyright_id":"0x5a6681b9ff255ec1ecb8dbee22239b59a7ba39742d73558850e4f33d3c926668","isrc":"MXD781901836","name":"Cuando un Amigo Se Va","registered_at":"2026-06-27T16:08:53Z","spotify_id":"6rVJj9QEUrTonb0UzuQxul","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a6681b9ff255ec1ecb8dbee22239b59a7ba39742d73558850e4f33d3c926668. 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/6rVJj9QEUrTonb0UzuQxul.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/6rVJj9QEUrTonb0UzuQxul.
{"copyright_id":"0x265e03dfad48db0ecae9f41f14ac7b4141f7615312502dfbe5931fc60630cfe9","isrc":"ES5151700187","name":"Pajarita de papel","registered_at":"2026-06-27T16:08:04Z","spotify_id":"2OkJ5mwUmogFCVAa62HdJt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x265e03dfad48db0ecae9f41f14ac7b4141f7615312502dfbe5931fc60630cfe9. 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/2OkJ5mwUmogFCVAa62HdJt.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/2OkJ5mwUmogFCVAa62HdJt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf0629ef8f3c9da16d958f696953b24c11fd415fd2875803c843aaef92742f83. 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/63Q5U1YRg2NJ2H9tGQ8AMO.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/63Q5U1YRg2NJ2H9tGQ8AMO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93a50f1d36334491fbd44a53c531571045c5a2667e3bd60a2457538cf2a27eee. 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/6fzwjSyFYl03MxsRgU0UML.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/6fzwjSyFYl03MxsRgU0UML.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd08c87a5477e5f544545488b8232a93004852e122dd8e8713020973d2c694ae6. 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/2A4m18NeoNuCSBuDdCNPal.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/2A4m18NeoNuCSBuDdCNPal.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ea530ae307a6d4c556a2d525c4d81b40611c629f8868c61eb4524e79816c4df. 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/6D1RvRyaIhKCFhyb0MVKN6.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/6D1RvRyaIhKCFhyb0MVKN6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9027c5214a09fda39e603f6721dda15c345021d267f44967cad6724779abc576. 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/21GlWbDuqEjGssqLocDoq8.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/21GlWbDuqEjGssqLocDoq8.
{"copyright_id":"0x630c2c1417be733a0e00c5055a2641cacc60ec7f41ff4f50269d7e8d0ead5a6f","isrc":"ES5089501981","name":"Camina siempre adelante","registered_at":"2026-06-09T20:46:54Z","spotify_id":"3CQ2cYzPhH6gu9akfX9bkj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x630c2c1417be733a0e00c5055a2641cacc60ec7f41ff4f50269d7e8d0ead5a6f. 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/3CQ2cYzPhH6gu9akfX9bkj.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/3CQ2cYzPhH6gu9akfX9bkj.
{"copyright_id":"0x18552cdfcf65ef69172551f115aafa7b31d5009c002940c3eaaa841d009fa745","isrc":"ES5087401979","name":"Te llegará una rosa","registered_at":"2026-06-08T23:00:57Z","spotify_id":"6HfayYGKq9RnjtfKgNfeqB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18552cdfcf65ef69172551f115aafa7b31d5009c002940c3eaaa841d009fa745. 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/6HfayYGKq9RnjtfKgNfeqB.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/6HfayYGKq9RnjtfKgNfeqB.
{"copyright_id":"0xb9740ddedecca852d20be04227e8c6796cb9384bc77f1ad22f15c74614fb30e5","isrc":"ES5088001982","name":"Castillos en el aire","registered_at":"2026-06-04T11:13:07Z","spotify_id":"2AUAdPbjxPnQ8PSSGJfvSY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9740ddedecca852d20be04227e8c6796cb9384bc77f1ad22f15c74614fb30e5. 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/2AUAdPbjxPnQ8PSSGJfvSY.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/2AUAdPbjxPnQ8PSSGJfvSY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b652715305a0e957d045ce32a6e11f214b5b467ca2710291dd24ac536481fc4. 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/7fNc17gnyoscEygcyBmS1c.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/7fNc17gnyoscEygcyBmS1c.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8e0ca115af8e18e56531995ddbed8367a5913277048f7d619a696db970e1798. 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/2Emg8PXa4n820hmOaVuzGc.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/2Emg8PXa4n820hmOaVuzGc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd2cb763d62f6683f5ecf4ab23af51cc3b5619a2aa631d45d2f1813eec59ca8d. 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/1ahQdE83HsRijtqqaIxWgR.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/1ahQdE83HsRijtqqaIxWgR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91f9b85272e6ad5b0ead56e9dd8d94b242fc5f5c42293579fe01447eb56803a5. 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/7kqec6DVlcwReH5rS9L6EW.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/7kqec6DVlcwReH5rS9L6EW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2844721253e9d23c3105077ae5a968de99ab34b88c30734edcbf9e4e2a94f56. 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/1hPHQy68RfDHbMK5mtE5Za.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/1hPHQy68RfDHbMK5mtE5Za.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ee85fb70db96878da30d15069067957c4c2e48317845544cb9e1eb14526e07c. 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/1Fn7p0q02NwDpERupumIqe.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/1Fn7p0q02NwDpERupumIqe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe825a93242cc44c7c434c6cbd43986dda528435f3dedeaaab791870bb7bd1656. 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/4CtyycADwv404Vg9K9V8z7.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/4CtyycADwv404Vg9K9V8z7.
{"copyright_id":"0x93a50f1d36334491fbd44a53c531571045c5a2667e3bd60a2457538cf2a27eee","isrc":"ES5088404485","name":"Qué suerte he tenido de nacer","registered_at":"2026-06-24T21:42:22Z","spotify_id":"5HXJYukUSidybj3FxlRSdL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93a50f1d36334491fbd44a53c531571045c5a2667e3bd60a2457538cf2a27eee. 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/5HXJYukUSidybj3FxlRSdL.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/5HXJYukUSidybj3FxlRSdL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x294fda32661fb5262f6d48e9e32c1a2dc12c951b4a99bd7c9bc2c9fcac873c77. 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/2VP96OMBPrfmVk9rUOFFom.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/2VP96OMBPrfmVk9rUOFFom.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bae518f067f988047b2c40998e92dda879ed854e7df2b59d822300d982fb132. 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/31pd1SZstrx7hfCpin91GS.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/31pd1SZstrx7hfCpin91GS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0142d735fa1f072d637c674b8612a821a294ac01d7698d8b9f9027f339c825b6. 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/0llnIkm24GDZ2k0knLfnkK.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/0llnIkm24GDZ2k0knLfnkK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17d814af715d16e6f4c92586f07703209917b5d7e49ac1027af850245e25a4b2. 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/0em2LcxQ8EEOp2CsDyQBFh.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/0em2LcxQ8EEOp2CsDyQBFh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x490ed51b75eb885c717352662f95e08d689c386862fe76bc77532cb0d6c5292a. 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/4q88TJdChRIGU8MLOJhHOk.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/4q88TJdChRIGU8MLOJhHOk.
{"copyright_id":"0xb8b0a124e12249f1f9f45f3043fada0022febfb4a52573b6b5c0b9e140039c69","isrc":"QMFMG1546608","name":"En un Rincón del Alma","registered_at":"2026-06-18T05:57:05Z","spotify_id":"2iMaC1GF8rQ0bcD9iQUKO7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8b0a124e12249f1f9f45f3043fada0022febfb4a52573b6b5c0b9e140039c69. 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/2iMaC1GF8rQ0bcD9iQUKO7.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/2iMaC1GF8rQ0bcD9iQUKO7.
{"copyright_id":"0x14c3e6a5f689c4f43abccf8af928ea776857ab22f9e2aff1b2d36b34728bc505","isrc":"QMFMG1546620","name":"Yo Quiero Ser Bombero","registered_at":"2026-06-23T15:58:17Z","spotify_id":"7N06q3z2CCkgebOYhhgaPF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14c3e6a5f689c4f43abccf8af928ea776857ab22f9e2aff1b2d36b34728bc505. 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/7N06q3z2CCkgebOYhhgaPF.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/7N06q3z2CCkgebOYhhgaPF.
Suite Machado: Yo Voy Soñando Caminos / Guitarra Del Meson / Retrato / Las Moscas
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x254cdac7a8e01dcc55c835002a024863add40498180e82ec3499390dc52f3e33. 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/4un7tX9V9E4O06ogDdtSpv.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/4un7tX9V9E4O06ogDdtSpv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe184de424c0af5e3f5902a42a5971099716041970ff6f9cee57bc43b22e4b91e. 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/67g6lwtDlFxRfikMOguHL8.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/67g6lwtDlFxRfikMOguHL8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06293961d224822e6151dcab4b08d39b1db19821a68a480ec26c437e1126a0d5. 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/44KEY1pNfDaIZ0DTfGwpuI.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/44KEY1pNfDaIZ0DTfGwpuI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a0a0e834e1eaae6a5167f7844706f56933ac1c89b802643fe3c73a097acf34e. 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/1F7fEYCA8IECM0aPqfXrjC.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/1F7fEYCA8IECM0aPqfXrjC.
{"copyright_id":"0x498244844db570c72cb14eb64b08aa40ee2a6b55af769d6aeae9fa5ceddf4054","isrc":"MXF331111738","name":"Como El Primer Dia","registered_at":"2026-06-25T13:46:00Z","spotify_id":"517UHLy1ChzhyPLJdgdUnL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x498244844db570c72cb14eb64b08aa40ee2a6b55af769d6aeae9fa5ceddf4054. 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/517UHLy1ChzhyPLJdgdUnL.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/517UHLy1ChzhyPLJdgdUnL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9027c5214a09fda39e603f6721dda15c345021d267f44967cad6724779abc576. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2iSlhzMW1709V3FsRbq4yc.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/2iSlhzMW1709V3FsRbq4yc.
{"copyright_id":"0xb9740ddedecca852d20be04227e8c6796cb9384bc77f1ad22f15c74614fb30e5","isrc":"ES5088001982","name":"Castillos en el aire","registered_at":"2026-06-04T11:13:07Z","spotify_id":"1ubI0iS9wL5PanCEOw2fgv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9740ddedecca852d20be04227e8c6796cb9384bc77f1ad22f15c74614fb30e5. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1ubI0iS9wL5PanCEOw2fgv.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/1ubI0iS9wL5PanCEOw2fgv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2844721253e9d23c3105077ae5a968de99ab34b88c30734edcbf9e4e2a94f56. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4EcpHvQwy2NqGxOsvo18IP.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/4EcpHvQwy2NqGxOsvo18IP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x294fda32661fb5262f6d48e9e32c1a2dc12c951b4a99bd7c9bc2c9fcac873c77. 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/51qmTxwUdRwatXYN9TNXlE.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/51qmTxwUdRwatXYN9TNXlE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ec321bb15a940aee6462d94a4794083a5596ef754f4161a109771cb7e87ba73. 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/5LAXAPcI7URiVJ5jDFK68Y.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/5LAXAPcI7URiVJ5jDFK68Y.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b652715305a0e957d045ce32a6e11f214b5b467ca2710291dd24ac536481fc4. 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/3P6x2L59473oF29vFj9KVu.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/3P6x2L59473oF29vFj9KVu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ea530ae307a6d4c556a2d525c4d81b40611c629f8868c61eb4524e79816c4df. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/31XbWKcYhzw60xUI2qqhRc.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/31XbWKcYhzw60xUI2qqhRc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70108f32b61e35bf687f11d54dd11164e49f07efdd59bafb32a72363d7cc717c. 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/6CLE4O1DKWMaQGdhxcR9c6.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/6CLE4O1DKWMaQGdhxcR9c6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd2cb763d62f6683f5ecf4ab23af51cc3b5619a2aa631d45d2f1813eec59ca8d. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5dyNlC3oHrGLVaTP3FFW2e.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/5dyNlC3oHrGLVaTP3FFW2e.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa227a4028674972212ad409a3365f3c3c6854b80294a39111bb66e5b4b358514. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2oBqUO2Ix8t9WOVxDhle8W.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/2oBqUO2Ix8t9WOVxDhle8W.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc194640bc9a4e5fa102bcecd7dcfdcef4d84012c2b60d8040754e5baa880656. 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/5V670lsHft0fHY46jlHwbI.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/5V670lsHft0fHY46jlHwbI.
Instrucciones para ser un pequeño burgués
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1afbf8f88eb9fb13dae55f622847916b83f16246f50e1a6ae74d3f0920f8ef5. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4nXsvBZz23prEsYhh8NAZE.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/4nXsvBZz23prEsYhh8NAZE.
{"copyright_id":"0x6171469d3911e3a5648f3ce7837cffb1bf90a251ca2f0cbd03cbab52b3f729f1","isrc":"ES5088302121","name":"Como el primer día","registered_at":"2026-06-05T18:13:25Z","spotify_id":"4q40ghVtm1aSAxOFTMIlPV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6171469d3911e3a5648f3ce7837cffb1bf90a251ca2f0cbd03cbab52b3f729f1. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4q40ghVtm1aSAxOFTMIlPV.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/4q40ghVtm1aSAxOFTMIlPV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8e0ca115af8e18e56531995ddbed8367a5913277048f7d619a696db970e1798. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0jAEJEZ8yVKcV1BiMC7v2q.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/0jAEJEZ8yVKcV1BiMC7v2q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd08c87a5477e5f544545488b8232a93004852e122dd8e8713020973d2c694ae6. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6pf97a8cZKA91oeH6pt6sk.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/6pf97a8cZKA91oeH6pt6sk.
Instrucciones para Ser un Pequeño Burgués (En Vivo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ec321bb15a940aee6462d94a4794083a5596ef754f4161a109771cb7e87ba73. 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/68MjUOFAyWKRN8lVGroDIM.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/68MjUOFAyWKRN8lVGroDIM.
{"copyright_id":"0xaa309bab1d9355e1195d0801d95d284e1c599f07342c5d31e6741511d391e3d8","isrc":"PEMG99313001","name":"No Soy de Aquí, Ni Soy de Allá","registered_at":"2026-06-21T04:14:54Z","spotify_id":"3J8KqlCLbkUPYpnvyeoGTL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa309bab1d9355e1195d0801d95d284e1c599f07342c5d31e6741511d391e3d8. 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/3J8KqlCLbkUPYpnvyeoGTL.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/3J8KqlCLbkUPYpnvyeoGTL.
Perdí tu dirección - Carta a Pablo Neruda
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa227a4028674972212ad409a3365f3c3c6854b80294a39111bb66e5b4b358514. 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/45vhajbw5hW1OnN0Fh42JC.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/45vhajbw5hW1OnN0Fh42JC.
A modo de responso - A Miguel Ángel Merellano
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1afbf8f88eb9fb13dae55f622847916b83f16246f50e1a6ae74d3f0920f8ef5. 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/4va8WtpVHwtrmt9gMWGGgq.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/4va8WtpVHwtrmt9gMWGGgq.
El amor desolado - Nueva versión "in memoriam"
Daniel... un chico de la guerra - Malvinas
Instrucciones para ser un pequeño burgués - Live 85
A Daniel, un chico de la guerra - Live 85
Cuando un amigo se va (con Arturo Sandoval) - Live 85
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6171469d3911e3a5648f3ce7837cffb1bf90a251ca2f0cbd03cbab52b3f729f1. 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/4PnKk3Am0UiWWAGbJuSWyn.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/4PnKk3Am0UiWWAGbJuSWyn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e98a578cb39c5f08c2dfd549c0d16bd1899748a79ccd74e866a8623e08a236d. 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/2fGT1ZJL8c2vd13jUe8YJC.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/2fGT1ZJL8c2vd13jUe8YJC.
{"copyright_id":"0xbfa24ce877cfd76f8f492a617f0f1ca9be64ca6fd9033c627e65168f4c6ecaea","isrc":"ES5151401691","name":"Aquella novia primera","registered_at":"2026-06-18T21:31:54Z","spotify_id":"3hUeZRkIvS4h0TAFxHQPKN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfa24ce877cfd76f8f492a617f0f1ca9be64ca6fd9033c627e65168f4c6ecaea. 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/3hUeZRkIvS4h0TAFxHQPKN.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/3hUeZRkIvS4h0TAFxHQPKN.
{"copyright_id":"0x89a8ba21a93c55e97d7dcd20f139ecbcafc08cca138092d589fbe08c12943159","isrc":"ES5151401692","name":"Flor de cardo","registered_at":"2026-06-20T01:08:44Z","spotify_id":"1vTtZknBtqJgYkncSt9rIj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89a8ba21a93c55e97d7dcd20f139ecbcafc08cca138092d589fbe08c12943159. 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/1vTtZknBtqJgYkncSt9rIj.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/1vTtZknBtqJgYkncSt9rIj.
{"copyright_id":"0x75e07494a0da63b4c7ad6cbafbc183254e568c82e4026d833d4f0b2c8f289fd7","isrc":"ES5151401693","name":"Sabra y Chatilla","registered_at":"2026-06-19T17:26:15Z","spotify_id":"52SxyWNJIfori2tbLfqxtW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75e07494a0da63b4c7ad6cbafbc183254e568c82e4026d833d4f0b2c8f289fd7. 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/52SxyWNJIfori2tbLfqxtW.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/52SxyWNJIfori2tbLfqxtW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc194640bc9a4e5fa102bcecd7dcfdcef4d84012c2b60d8040754e5baa880656. 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/1ENchHpmz1JIiPJ1wG6TMM.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/1ENchHpmz1JIiPJ1wG6TMM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x732ca9f11f12bb26730db8648357174135c5728128dbb2bc33418b0deb42d08a. 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/71DNxCv3Nqnnb9Y7WEYO3o.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/71DNxCv3Nqnnb9Y7WEYO3o.
{"copyright_id":"0x5eb604ca99c26ab6154b472e552cc8161914be49b4b3edd3a6a90ddf3e76d9e6","isrc":"ES5151401695","name":"Si nos dejaran","registered_at":"2026-06-20T13:59:14Z","spotify_id":"21rtEo1AGmWXoDtPrpISHf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5eb604ca99c26ab6154b472e552cc8161914be49b4b3edd3a6a90ddf3e76d9e6. 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/21rtEo1AGmWXoDtPrpISHf.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/21rtEo1AGmWXoDtPrpISHf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d2e2e148c2ce9d161c7e3fb2424f574143f0414810d3fb42adc7aea12d88247. 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/4gKcOCxICkXmgi0rc9Wg2o.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/4gKcOCxICkXmgi0rc9Wg2o.
{"copyright_id":"0x0df1f3c42d02b8efc8fa780e8701d9028bf515b51d9d80faee0aed9254bf8ae4","isrc":"ES5151401697","name":"Endecha del solitario","registered_at":"2026-06-19T18:01:02Z","spotify_id":"5r0kNCNus3EDNYagtAk17Q","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0df1f3c42d02b8efc8fa780e8701d9028bf515b51d9d80faee0aed9254bf8ae4. 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/5r0kNCNus3EDNYagtAk17Q.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/5r0kNCNus3EDNYagtAk17Q.
{"copyright_id":"0xb9740ddedecca852d20be04227e8c6796cb9384bc77f1ad22f15c74614fb30e5","isrc":"ES5088001982","name":"Castillos en el aire","registered_at":"2026-06-04T11:13:07Z","spotify_id":"39tN3TRbpPvm4rqdMn7hZ9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9740ddedecca852d20be04227e8c6796cb9384bc77f1ad22f15c74614fb30e5. 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/39tN3TRbpPvm4rqdMn7hZ9.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/39tN3TRbpPvm4rqdMn7hZ9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4512af5c3b89455845a72dd79b4471044c77dc68708bd1861b2756e22f258559. 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/4iyKTC6XHrkvGzfx46ifam.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/4iyKTC6XHrkvGzfx46ifam.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d6f3c45795258480a71a5c919b08f8af0b3f78c03f021f60e1fbdcf6380c702. 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/0MFAdE7f3xqcJ8DVIu2VUq.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/0MFAdE7f3xqcJ8DVIu2VUq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68b233c3e1b3a4cea290b1dfe7206b8ec2b5755c0a785b0ee1d5863129e02a49. 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/79Oi7HEmzdb0hcKYkAAJtX.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/79Oi7HEmzdb0hcKYkAAJtX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xced11a5fc4a824c9ce9ade546ae4e7b9ef704e270dcd07fc958284c7a2f03604. 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/3smjacwQ4yRB30Afn8Ns2R.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/3smjacwQ4yRB30Afn8Ns2R.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ea530ae307a6d4c556a2d525c4d81b40611c629f8868c61eb4524e79816c4df. 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/2d25bcPROv24B2O5251IEA.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/2d25bcPROv24B2O5251IEA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8e0ca115af8e18e56531995ddbed8367a5913277048f7d619a696db970e1798. 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/0lRuSxi1pi6ONhtGYT1MKS.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/0lRuSxi1pi6ONhtGYT1MKS.