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 0x4ced5d6ca487c2432b46d9a8905d68e801aa28d2bd9adbcb01911fe25dc50c8a. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f27d9674-b5b9-4ba4-bab7-7e0015275c6e.json and https://artists.proofprofile.net/proofs/artist/f27d9674-b5b9-4ba4-bab7-7e0015275c6e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0xedb76948637ba832dc641a4b0ce19a40fefc933cf98eace2f4e503968775d5f6. 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/2O16sRdYyu4POSZklWErrb.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/2O16sRdYyu4POSZklWErrb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65f7328d948a105bebf881655764f805552617777bdb6ec2a595998ce6362d12. 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/5gwC1N6r0KHVJEvRCu86vD.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/5gwC1N6r0KHVJEvRCu86vD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d2b050e6c31e0dbd50625e10655d5443984c1bcb8c52594d093ca8c08e6e37c. 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/6nxXFhsu8qizLjgDiQxOAB.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/6nxXFhsu8qizLjgDiQxOAB.
{"copyright_id":"0x90d10889a099f6d7a0ac16e9a9c7d72c68e35da7f664f8a20c9dd1ceee30afa1","isrc":"QZEZZ2200339","name":"Mal Necesario","registered_at":"2026-06-07T07:55:45Z","spotify_id":"2y7AtihhJAgkfIYMuv6Y6z","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90d10889a099f6d7a0ac16e9a9c7d72c68e35da7f664f8a20c9dd1ceee30afa1. 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/2y7AtihhJAgkfIYMuv6Y6z.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/2y7AtihhJAgkfIYMuv6Y6z.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda9676d75638f1429421a0334c99ba93eedbb169e36d8588fcde99974f64fb3c. 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/3nCWwyzjTqEzn0NsBapHgx.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/3nCWwyzjTqEzn0NsBapHgx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8abe405a9e80aed26dcaca554736872f0c18de582f36e695b08e9d57f59e683. 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/1yCJ0gmYKslVfMVxd46s2g.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/1yCJ0gmYKslVfMVxd46s2g.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fc5005806ad3cbb2a71d89cf836a8dfc55d004d82b5af957f301b02c394ddc6. 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/6vCuBTBJN3BfKwVoOvvoz9.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/6vCuBTBJN3BfKwVoOvvoz9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fb23c500521446ff0d7fe7727bbdedf6b188b9ba68a3f86aa52b2fb94d2f483. 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/6nXjQUbh6bSP3HAxf5irdu.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/6nXjQUbh6bSP3HAxf5irdu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec64614846c3985308699ce246f7b09bbe8f757032a9dffe986de1a7a64524f2. 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/6pse2IjFdKiiRb0pHxfS2F.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/6pse2IjFdKiiRb0pHxfS2F.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x309d9d5277a7ab806248a4ec852289e51c80e4408e114c12924421689fc87fca. 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/5WIOiL9vE3Co8aQps80dOt.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/5WIOiL9vE3Co8aQps80dOt.
{"copyright_id":"0x3b30f774e162749398ffe6a7dfbfb6fcf6021bf2bcaf28d688c3c171ecc324ab","isrc":"QZWDW2447059","name":"SIGO PENSANDO EN TU BOCA - Remix","registered_at":"2026-06-04T13:47:27Z","spotify_id":"2ehgPXdbgjbN3k1iCONSmT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b30f774e162749398ffe6a7dfbfb6fcf6021bf2bcaf28d688c3c171ecc324ab. 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/2ehgPXdbgjbN3k1iCONSmT.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/2ehgPXdbgjbN3k1iCONSmT.
{"copyright_id":"0xbb0d8d004d9d846b8e53afbd7ac3c8c4d0c03029b6106ebacce1f28769115fe2","isrc":"QT2JQ2400060","name":"Mi Cumpleaños","registered_at":"2026-06-08T09:14:21Z","spotify_id":"2M64fdNxibba81qfO44KlQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb0d8d004d9d846b8e53afbd7ac3c8c4d0c03029b6106ebacce1f28769115fe2. 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/2M64fdNxibba81qfO44KlQ.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/2M64fdNxibba81qfO44KlQ.
{"copyright_id":"0x2caa6afba9def621ec8f5310e1e2450827bcca66cf7cf10fad666943fe679bbe","isrc":"QZNJZ2496837","name":"2 Locos","registered_at":"2026-06-07T14:26:23Z","spotify_id":"0h5MfkTtN7eGjJMGQjdxUJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2caa6afba9def621ec8f5310e1e2450827bcca66cf7cf10fad666943fe679bbe. 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/0h5MfkTtN7eGjJMGQjdxUJ.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/0h5MfkTtN7eGjJMGQjdxUJ.
{"copyright_id":"0xa603500aeac794fb23c772c0fad801d73c1fca14c2407ce3e23b79ec9fe3fd1c","isrc":"QT2JQ2400036","name":"Dos Veces","registered_at":"2026-06-07T15:39:44Z","spotify_id":"3bvYh6nzjrKsChxIZmeYDp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa603500aeac794fb23c772c0fad801d73c1fca14c2407ce3e23b79ec9fe3fd1c. 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/3bvYh6nzjrKsChxIZmeYDp.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/3bvYh6nzjrKsChxIZmeYDp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x373e60364f32e15b71ad6eb6a34dc29a33db2a5080c9953690182969285d65cf. 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/2Zh7K2fuJITOtY3LYmwXiq.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/2Zh7K2fuJITOtY3LYmwXiq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8e6e9baca5fe5b9e98f3eac9fb2bf4e0d194e92e9debdb8f29000bebe3a1cdf. 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/6X6Tu7MGnAVkdmt74KfUvy.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/6X6Tu7MGnAVkdmt74KfUvy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x502bc4b88c6137eca16e7545f146bdc8f301790e80b6a53c63005cf5ebf140e6. 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/5njbf4AKsg0PaN8ySUjDfb.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/5njbf4AKsg0PaN8ySUjDfb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87bb3a997b75e6ca363d792f0042f6fcbb2478a799315a077a7c1848654a86e2. 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/3Bn5svROoAEcGqOqisSPY9.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/3Bn5svROoAEcGqOqisSPY9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d21a6d35d3205adcf9b779c064d5822b731888b8a6b15748ee2838ee377f15f. 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/35SXa6fgxwH6d3jv8YTCdu.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/35SXa6fgxwH6d3jv8YTCdu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70050dd998845864d3536c9361fe405ce77671686703d1721ad4ea9a97e4ef19. 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/78RdswAkKrX1wHyfZZ0DJq.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/78RdswAkKrX1wHyfZZ0DJq.
{"copyright_id":"0x249e44c0f1b55391b7d4c2afd007fc4f3da94684426ad2ec2f422ee0ab4ce6f5","isrc":"TCAHI2399370","name":"Incienso (Remix)","registered_at":"2026-06-04T11:26:51Z","spotify_id":"5FS3hxNv8Jp4bDkX6MRqwi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x249e44c0f1b55391b7d4c2afd007fc4f3da94684426ad2ec2f422ee0ab4ce6f5. 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/5FS3hxNv8Jp4bDkX6MRqwi.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/5FS3hxNv8Jp4bDkX6MRqwi.
{"copyright_id":"0x16ed2e98ec745b198bd3d7e2d859e6d1c8be4bfdaab8d2d5cfa95ee26ecee15e","isrc":"QZNJZ2360903","name":"Más Que Amigos","registered_at":"2026-06-04T15:35:48Z","spotify_id":"6Z8HCA8XERG5cZ0ei2Xyog","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16ed2e98ec745b198bd3d7e2d859e6d1c8be4bfdaab8d2d5cfa95ee26ecee15e. 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/6Z8HCA8XERG5cZ0ei2Xyog.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/6Z8HCA8XERG5cZ0ei2Xyog.
{"copyright_id":"0x3b0c6a077c6ab32189e0f2104dfb1b13c16792c0570d7d9e7fce73deadb41aeb","isrc":"QZNJY2358860","name":"Karol G, Feid, Salsa Fresh Mix - Cover","registered_at":"2026-06-24T07:45:05Z","spotify_id":"2Zk3AyMa8ZRLfZeujHzYEt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b0c6a077c6ab32189e0f2104dfb1b13c16792c0570d7d9e7fce73deadb41aeb. 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/2Zk3AyMa8ZRLfZeujHzYEt.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/2Zk3AyMa8ZRLfZeujHzYEt.
{"copyright_id":"0x10cb037c920a1ff5e3630c655443680322c105bd1ec2f8fbab34c1aa8ed506af","isrc":"QZNJY2305061","name":"Diabla y Santa","registered_at":"2026-06-19T13:07:32Z","spotify_id":"08PIrkpN0bL7gFHwkEIwui","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10cb037c920a1ff5e3630c655443680322c105bd1ec2f8fbab34c1aa8ed506af. 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/08PIrkpN0bL7gFHwkEIwui.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/08PIrkpN0bL7gFHwkEIwui.
{"copyright_id":"0x2b585eea70bfed7ba2e096d1ef86c182a2104c1efe29dde60b0acd0bec7df8dc","isrc":"QZNJV2301363","name":"Madre Mia","registered_at":"2026-06-06T13:10:58Z","spotify_id":"4zbJoiAIHaTwCnjJ42tkP6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b585eea70bfed7ba2e096d1ef86c182a2104c1efe29dde60b0acd0bec7df8dc. 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/4zbJoiAIHaTwCnjJ42tkP6.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/4zbJoiAIHaTwCnjJ42tkP6.
{"copyright_id":"0xdab2c8df15f365a22c532fc9ee4b2441701fac49239e5e129bd65c05f0c9b72b","isrc":"QZ5AB2333243","name":"En Tus Ojos","registered_at":"2026-06-19T03:37:58Z","spotify_id":"5LBYFQ9dhWz7WMnMfLxpDF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdab2c8df15f365a22c532fc9ee4b2441701fac49239e5e129bd65c05f0c9b72b. 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/5LBYFQ9dhWz7WMnMfLxpDF.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/5LBYFQ9dhWz7WMnMfLxpDF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x174ac1a1fcf62280638d50d1da0822a51137f0cec212cef68012ca3419865bfb. 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/6bosOqyKQ6L8X1WHzlfvA0.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/6bosOqyKQ6L8X1WHzlfvA0.
{"copyright_id":"0x2d9c8942aa95fa5d6ae797bbd842d6cd462ecbfa378b15ff71106538317c7e6f","isrc":"QZEZZ2100275","name":"Confesión - Remix","registered_at":"2026-06-21T04:37:02Z","spotify_id":"7rT9XqnqnfNUT54ELkj2wl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d9c8942aa95fa5d6ae797bbd842d6cd462ecbfa378b15ff71106538317c7e6f. 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/7rT9XqnqnfNUT54ELkj2wl.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/7rT9XqnqnfNUT54ELkj2wl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaca3db16ac30a31d7a836dd9fb786ec0cf83558ad8b72cca4065beb1031fd032. 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/0Wcrxkbxnm7bDfyRTIUW3g.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/0Wcrxkbxnm7bDfyRTIUW3g.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaca3db16ac30a31d7a836dd9fb786ec0cf83558ad8b72cca4065beb1031fd032. 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/30tXcc5r01WeunVJfwrtsE.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/30tXcc5r01WeunVJfwrtsE.
{"copyright_id":"0x1a299b255f5879b3998bf7c1ec0017eeba3ec6c653dd6caec4610802eb540766","isrc":"QZEZZ2001274","name":"Como Si Nada","registered_at":"2026-06-04T08:41:31Z","spotify_id":"1Lakq5WhpvKyLRVw9vrlQI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a299b255f5879b3998bf7c1ec0017eeba3ec6c653dd6caec4610802eb540766. 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/1Lakq5WhpvKyLRVw9vrlQI.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/1Lakq5WhpvKyLRVw9vrlQI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d2b050e6c31e0dbd50625e10655d5443984c1bcb8c52594d093ca8c08e6e37c. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0rSpCYFj9tBV2bHzOxyQC1.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/0rSpCYFj9tBV2bHzOxyQC1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a299b255f5879b3998bf7c1ec0017eeba3ec6c653dd6caec4610802eb540766. 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/4u4MEIoFUngxuCS9qxh3O9.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/4u4MEIoFUngxuCS9qxh3O9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d2b050e6c31e0dbd50625e10655d5443984c1bcb8c52594d093ca8c08e6e37c. 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/25DbeQ49O1Rbj1lqGhes3x.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/25DbeQ49O1Rbj1lqGhes3x.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e3c60bbfb5565967343d5fd58c36c7352070306bdbb00abc6d3f604841f99d7. 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/6hwtltecfiXlTvmtGI0Wgg.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/6hwtltecfiXlTvmtGI0Wgg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2928accc8a2ab69551327db1363f1f1d3f89a1966d3cf3903f8e5fc5d311561d. 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/6AnMD2Tz0QsPPO6utaMsL9.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/6AnMD2Tz0QsPPO6utaMsL9.
{"copyright_id":"0x0803ca01320f805bf90cd81cb4c9c641f2e72fafe669d6658f1b8147beed79df","isrc":"QZEZZ2000264","name":"Lo Que Te Dí","registered_at":"2026-06-24T01:25:56Z","spotify_id":"4au0EnARigjy9WDoCjjtBw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0803ca01320f805bf90cd81cb4c9c641f2e72fafe669d6658f1b8147beed79df. 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/4au0EnARigjy9WDoCjjtBw.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/4au0EnARigjy9WDoCjjtBw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35a0633bd775216188de89d964cd38db8ecf205f0404946c80e489b1ff27763c. 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/7FNyz9hceyslUreGckbfJ0.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/7FNyz9hceyslUreGckbfJ0.
{"copyright_id":"0xed6c2b4f4ffc17c187ce25505b9e1a9121d86056bf7b5bff6f29e30eaf8a7145","isrc":"QZEZZ2000114","name":"La Curiosidad","registered_at":"2026-06-08T16:49:48Z","spotify_id":"3a8KZAqvFqL65G3PRY00mf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed6c2b4f4ffc17c187ce25505b9e1a9121d86056bf7b5bff6f29e30eaf8a7145. 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/3a8KZAqvFqL65G3PRY00mf.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/3a8KZAqvFqL65G3PRY00mf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f033a9d732b7e6cd886d77120303a567d1d03ddc41e16c67418487e13126e24. 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/5ASf0X0Av8qiVLEEXDpNYq.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/5ASf0X0Av8qiVLEEXDpNYq.
{"copyright_id":"0x0af8d1303032915bf27623e467e15e5c2dfa6401e91a0cdf89be393aaabac123","isrc":"QM4TX2002670","name":"Cómo Te Olvido","registered_at":"2026-06-07T05:12:42Z","spotify_id":"6MurBlrsmJPXyLSCT8U7mM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0af8d1303032915bf27623e467e15e5c2dfa6401e91a0cdf89be393aaabac123. 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/6MurBlrsmJPXyLSCT8U7mM.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/6MurBlrsmJPXyLSCT8U7mM.
{"copyright_id":"0xff7aaa89ae1da3cc9b406acc5ec3b0254c54f525ce9503b37c648c47c1b51108","isrc":"QZEZZ2200337","name":"Salsa de Ahora","registered_at":"2026-06-07T06:50:44Z","spotify_id":"0owEuZsTB5525nGXNCpgXh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff7aaa89ae1da3cc9b406acc5ec3b0254c54f525ce9503b37c648c47c1b51108. 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/0owEuZsTB5525nGXNCpgXh.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/0owEuZsTB5525nGXNCpgXh.
{"copyright_id":"0x137e440d3949794daea3400cb4fed29e3194b8bd25a96c4fc1d3e705ebd81b0b","isrc":"US39N2304253","name":"Nuestro Secreto","registered_at":"2026-06-09T05:54:30Z","spotify_id":"41UV6Pya0DHUBIjWkxl0WQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x137e440d3949794daea3400cb4fed29e3194b8bd25a96c4fc1d3e705ebd81b0b. 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/41UV6Pya0DHUBIjWkxl0WQ.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/41UV6Pya0DHUBIjWkxl0WQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50b1329eb0755d78c1db627719f89b0d7818c21da699cd02c394921a9175b5f8. 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/6NT3rfLuxnnwQiz6fm224u.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/6NT3rfLuxnnwQiz6fm224u.
{"copyright_id":"0xff7aaa89ae1da3cc9b406acc5ec3b0254c54f525ce9503b37c648c47c1b51108","isrc":"QZEZZ2200337","name":"Salsa de Ahora","registered_at":"2026-06-07T06:50:44Z","spotify_id":"5GLGPhcXA9Eyr9f2yJJpBw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff7aaa89ae1da3cc9b406acc5ec3b0254c54f525ce9503b37c648c47c1b51108. 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/5GLGPhcXA9Eyr9f2yJJpBw.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/5GLGPhcXA9Eyr9f2yJJpBw.