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 0x91faf2ce33b360a616fec01f8c5850238e40acbbeeafcf6c2a8de0b68e81de95. 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/0d36a7e5-8771-499a-a003-e007dd9efb0d.json and https://artists.proofprofile.net/proofs/artist/0d36a7e5-8771-499a-a003-e007dd9efb0d.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 0xef49bc9804fe8e82220cc67377f22ef7e72ec12d527d6fa86e559412c04e6db9. 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/6f2gN0m9L9SOlw0Y0ZLPCt.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/6f2gN0m9L9SOlw0Y0ZLPCt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b239bc716d8af05553c167c76eb6db89171a0bf4a6cb8c28c8ae18f06fa7d88. 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/3NsMTx5SWy3z7LRt7cl0NY.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/3NsMTx5SWy3z7LRt7cl0NY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08d9ae6046a5bb8027d8d5ff98e171e87cb4b8aab74896fdb058140e560523f8. 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/06C8N9aHgA1EWG6wJXlrJx.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/06C8N9aHgA1EWG6wJXlrJx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafcf50f6c984574093d22156626f145c247838a0843284d212e3918d62fd1f49. 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/6mUDnfgAF5hrg2QBp1qdvE.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/6mUDnfgAF5hrg2QBp1qdvE.
{"copyright_id":"0xc258e9716701f7abf622477c3ec33657eee0d6feade6ff0e11daebdc590ba278","isrc":"QMFMG2300616","name":"NO QUIERO HACERTE ESPERAR","registered_at":"2026-06-07T11:24:50Z","spotify_id":"0C5nMyoKtZhLLCj0hP4sb2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc258e9716701f7abf622477c3ec33657eee0d6feade6ff0e11daebdc590ba278. 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/0C5nMyoKtZhLLCj0hP4sb2.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/0C5nMyoKtZhLLCj0hP4sb2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4abfc81a2c425f64be17aa20b680ac094572a749473d751a22a34aa834ec01e9. 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/1T7Hc1KBvQXJ165vr8voZ3.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/1T7Hc1KBvQXJ165vr8voZ3.
{"copyright_id":"0x1623c2adb9b2c0f9b9cf45d0c784820a7aec2e6ef9c4bc4f1b1b58debc6755b9","isrc":"QMFMG2300645","name":"TANTAS HORAS","registered_at":"2026-06-10T14:59:22Z","spotify_id":"5Gs5F5FX24A6d06awVj37i","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1623c2adb9b2c0f9b9cf45d0c784820a7aec2e6ef9c4bc4f1b1b58debc6755b9. 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/5Gs5F5FX24A6d06awVj37i.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/5Gs5F5FX24A6d06awVj37i.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x057613f393cb42328568572772c5fbde1330115a34bc2da7396c5f06d13ece65. 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/1mhz6dZgQhneSNnQGupXDe.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/1mhz6dZgQhneSNnQGupXDe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x239cb32bfa93b79a8298b6d8ccbc1f4f10a579a6e53c07e6994dcd89df06ba3c. 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/0zIUf06CupwCY0xBjThtDf.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/0zIUf06CupwCY0xBjThtDf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd396604dfb3a0b9dbc40eb9d8b04337f935cc28f87637c122ba2d21278c47cf3. 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/7z6D5C73DRMOp76BnNfKaa.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/7z6D5C73DRMOp76BnNfKaa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63ac9d3d6b6204af3c6f2c19cf512581c5613008073278648b488f9cc8158aa2. 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/7IXHe55a0EEz8XaHm6o9ZW.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/7IXHe55a0EEz8XaHm6o9ZW.
{"copyright_id":"0x9f3e52f8b22758fa1479f1fd1baecd7a173f2c0b4bbf8d8f98f359f8fd4364a5","isrc":"QMFMG2300695","name":"OJOS DE GATA","registered_at":"2026-06-11T05:10:51Z","spotify_id":"2o6uIjs7XAt7knk0OdvIyF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f3e52f8b22758fa1479f1fd1baecd7a173f2c0b4bbf8d8f98f359f8fd4364a5. 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/2o6uIjs7XAt7knk0OdvIyF.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/2o6uIjs7XAt7knk0OdvIyF.
{"copyright_id":"0x897282df31c55e14e1858c0ff15e6efc7ceb4a660d02dd48ec889ea70da347fd","isrc":"QMFMG2300698","name":"OLVIDATE DE EL","registered_at":"2026-06-09T14:21:38Z","spotify_id":"6NFpNaIQArCPvGjAeUl23f","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x897282df31c55e14e1858c0ff15e6efc7ceb4a660d02dd48ec889ea70da347fd. 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/6NFpNaIQArCPvGjAeUl23f.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/6NFpNaIQArCPvGjAeUl23f.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2fc2d109e7a127494af7c3ba0977ee6b762f7f69844403734681ea8edf5be162. 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/5vSZfrv7m4CF1pJ7r123zv.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/5vSZfrv7m4CF1pJ7r123zv.
{"copyright_id":"0xc45f24d526b9e9127c645710ffaed0bf8fde155a22f247b83fb2a7f8aa1dcf28","isrc":"QMBZ92353197","name":"AL LIMITE","registered_at":"2026-06-05T16:57:59Z","spotify_id":"5jNJoyl5zRnPSnFhYELJwN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc45f24d526b9e9127c645710ffaed0bf8fde155a22f247b83fb2a7f8aa1dcf28. 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/5jNJoyl5zRnPSnFhYELJwN.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/5jNJoyl5zRnPSnFhYELJwN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ba79469db47c326a381c17ead29592132d9b93bb305f08f11e4d85552f419d8. 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/4528bVEHETHGlPc4LYQ5LL.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/4528bVEHETHGlPc4LYQ5LL.
{"copyright_id":"0x1f4918b479f6a54dbb38ed847b2cd8dcb9a40f87bb8836bb5a776ea83da74a32","isrc":"QM4TX2347842","name":"NUEVOS SABORES 2","registered_at":"2026-06-10T17:48:59Z","spotify_id":"1XP9zkBIwBCGwT1cbXQmRj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f4918b479f6a54dbb38ed847b2cd8dcb9a40f87bb8836bb5a776ea83da74a32. 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/1XP9zkBIwBCGwT1cbXQmRj.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/1XP9zkBIwBCGwT1cbXQmRj.
{"copyright_id":"0x234fd28aa1cd8a35ea0a6643abf478d90302c604feaf84be9964714c6f447ed6","isrc":"QMFME2202637","name":"COMO EL NUESTRO","registered_at":"2026-06-20T06:38:26Z","spotify_id":"7c2orbIKwJaK58Wfr0ShD5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x234fd28aa1cd8a35ea0a6643abf478d90302c604feaf84be9964714c6f447ed6. 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/7c2orbIKwJaK58Wfr0ShD5.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/7c2orbIKwJaK58Wfr0ShD5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x545565184b5d89de7d1da8ed77a15a5d8fde7df4f48109eaa261ba059414d62d. 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/7b9OJAW43cEJiqCICj9be2.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/7b9OJAW43cEJiqCICj9be2.
{"copyright_id":"0x234fd28aa1cd8a35ea0a6643abf478d90302c604feaf84be9964714c6f447ed6","isrc":"QMFME2202637","name":"COMO EL NUESTRO","registered_at":"2026-06-20T06:38:26Z","spotify_id":"5hrH0HBDttMJtflwN9erVF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x234fd28aa1cd8a35ea0a6643abf478d90302c604feaf84be9964714c6f447ed6. 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/5hrH0HBDttMJtflwN9erVF.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/5hrH0HBDttMJtflwN9erVF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6429c484189330844e106c4db365d9c9736eaddd2b31bbcd7538f409143bf3f8. 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/4csr1UXB5SPLqxPvToRM6F.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/4csr1UXB5SPLqxPvToRM6F.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6429c484189330844e106c4db365d9c9736eaddd2b31bbcd7538f409143bf3f8. 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/22SZdtnHzxKyUPsuY4dHeW.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/22SZdtnHzxKyUPsuY4dHeW.
{"copyright_id":"0x4bffcb36d33e02833b1a7cff1388c5f12fd9a17dcfb30767b4c74f59c80a0b4d","isrc":"QMFME2202640","name":"UH LA LA","registered_at":"2026-06-23T05:02:18Z","spotify_id":"4vX1BkPmazjXNEq87VCk8c","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4bffcb36d33e02833b1a7cff1388c5f12fd9a17dcfb30767b4c74f59c80a0b4d. 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/4vX1BkPmazjXNEq87VCk8c.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/4vX1BkPmazjXNEq87VCk8c.
{"copyright_id":"0x4bffcb36d33e02833b1a7cff1388c5f12fd9a17dcfb30767b4c74f59c80a0b4d","isrc":"QMFME2202640","name":"UH LA LA","registered_at":"2026-06-23T05:02:18Z","spotify_id":"5yLKkXLJKwygToVcT5CISv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4bffcb36d33e02833b1a7cff1388c5f12fd9a17dcfb30767b4c74f59c80a0b4d. 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/5yLKkXLJKwygToVcT5CISv.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/5yLKkXLJKwygToVcT5CISv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x607f68bcf5bd51868da0a0fafb4a82d580e5a315217cf19e7971cb0ee2926d2f. 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/3Vu4H6CjSmghEDnUYLM5kE.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/3Vu4H6CjSmghEDnUYLM5kE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x607f68bcf5bd51868da0a0fafb4a82d580e5a315217cf19e7971cb0ee2926d2f. 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/7jgrJnmQcu8cOvYCpo5CN9.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/7jgrJnmQcu8cOvYCpo5CN9.
{"copyright_id":"0x72527168d0b8ff4b067dc12eef7b485a910e1ffa55cf09f82c8eef070af011d6","isrc":"QMFME2202642","name":"YA FUE","registered_at":"2026-06-26T15:10:29Z","spotify_id":"1FvjNxlPMHLbXYnTTwYsIT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72527168d0b8ff4b067dc12eef7b485a910e1ffa55cf09f82c8eef070af011d6. 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/1FvjNxlPMHLbXYnTTwYsIT.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/1FvjNxlPMHLbXYnTTwYsIT.
{"copyright_id":"0x72527168d0b8ff4b067dc12eef7b485a910e1ffa55cf09f82c8eef070af011d6","isrc":"QMFME2202642","name":"YA FUE","registered_at":"2026-06-26T15:10:29Z","spotify_id":"3X3QanaRdRsO1vqDnftuBK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72527168d0b8ff4b067dc12eef7b485a910e1ffa55cf09f82c8eef070af011d6. 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/3X3QanaRdRsO1vqDnftuBK.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/3X3QanaRdRsO1vqDnftuBK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x545565184b5d89de7d1da8ed77a15a5d8fde7df4f48109eaa261ba059414d62d. 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/3mK93jBMYOD3OQNwklJ5pn.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/3mK93jBMYOD3OQNwklJ5pn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee9288d38e8e85eb2109233fbd523ad54d9620aac3919018dbe9d34b2bd2279c. 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/5AGnLtXNguJB9gjLtN8CN5.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/5AGnLtXNguJB9gjLtN8CN5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa921d6a7e0701898b36786ba4e184a4401562ed77fd71a94c5338f60cbf0646. 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/0Jk2hlUkr8ENGU2alP9ev1.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/0Jk2hlUkr8ENGU2alP9ev1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x495600ff9d9e39767d1a8c16dd2090223b6968c3e20df0152c78ba8c1888aaba. 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/1EQEWkDx6XnlbkgrFfgNpO.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/1EQEWkDx6XnlbkgrFfgNpO.
{"copyright_id":"0xed14a7ce4af3ada34871d638ef5b04d3ff7e78b9a30e644af47d2162af07ff2d","isrc":"QZNJW2378555","name":"ESTA QUE QUEMA","registered_at":"2026-06-04T10:27:58Z","spotify_id":"38H5RjvcICmF10kJeZeyPM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed14a7ce4af3ada34871d638ef5b04d3ff7e78b9a30e644af47d2162af07ff2d. 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/38H5RjvcICmF10kJeZeyPM.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/38H5RjvcICmF10kJeZeyPM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf0f2e59e0e5c9ec74daeb3cf62371ff5a0fb0f53658763e70a3ad19a9f3d90e. 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/6IoBz5t7q4qRmSg7MhTmJN.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/6IoBz5t7q4qRmSg7MhTmJN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55e6a1ece478db6db237df31ea395f4548027565e65d81f31de69caf190ced89. 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/3Gzrja30jWVg3fyJWOFaDs.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/3Gzrja30jWVg3fyJWOFaDs.
{"copyright_id":"0xf89ec0957ede82b0c746bc0f4bdcbcf850a5a875e421060bddababe7f083044c","isrc":"USX9P2084531","name":"Una Hora Más","registered_at":"2026-06-23T16:16:45Z","spotify_id":"5RtoucRwlhoEvSq0U4Nqh9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf89ec0957ede82b0c746bc0f4bdcbcf850a5a875e421060bddababe7f083044c. 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/5RtoucRwlhoEvSq0U4Nqh9.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/5RtoucRwlhoEvSq0U4Nqh9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf56aa64aec0da46c208b65e482925effef3892244c1a1b19f1fd7094b1547b71. 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/6jxC7ERCNlDeVbFXHYEUNN.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/6jxC7ERCNlDeVbFXHYEUNN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2862c2aea6a059a715f0a9b9ab275f2d14d6b28ada7612d932594a59ed9b0386. 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/4ioyBhsSp4X4Ev3Yw0aTga.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/4ioyBhsSp4X4Ev3Yw0aTga.