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 0xb2d4f22b70324c10b8fa8e1ab82ac092d7b655b3ca857cb0213a266b85e46761. 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/85324fc5-91f1-44da-b89d-761c48974fa3.json and https://artists.proofprofile.net/proofs/artist/85324fc5-91f1-44da-b89d-761c48974fa3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xfae0602197ca7e8a6b77b8cb1e4fc1a598656eb349e24ba3886cebf49792f266","isrc":"ES71G2307880","name":"DE VUELTA EN LA CIUDAD","registered_at":"2026-06-20T02:48:18Z","spotify_id":"4c7HYzqhC6kNf6akvmGQM6","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 0xfae0602197ca7e8a6b77b8cb1e4fc1a598656eb349e24ba3886cebf49792f266. 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/4c7HYzqhC6kNf6akvmGQM6.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/4c7HYzqhC6kNf6akvmGQM6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x875a9d0f1a41e4d937e3c985375d4a5393a1da9c6162533c9e92b4509f52af83. 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/4ttbXceIQGLIeZbOHdSwfN.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/4ttbXceIQGLIeZbOHdSwfN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb60ed7458f38246adfbe1146676bf59a69fd86d296108689c9b94d64f2f2d01. 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/3krBue43NM8eEBM4gUgc4R.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/3krBue43NM8eEBM4gUgc4R.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85d656b55839d3aecfdb381fab5c513a67cdf75d775dc9e581032db72cf153d2. 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/4cEIpYpx6DBvT3kGDs6fqF.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/4cEIpYpx6DBvT3kGDs6fqF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x045708050780e5f5ee6e01bdb3416555fefa0e8a9ddb606db21c2e16fbc2ccf7. 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/1fA2KF9uGw4gTkZwQU2oLb.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/1fA2KF9uGw4gTkZwQU2oLb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x960c1a0f4c885cb0a2d88750eba56231b43beb210621c2fc442442d506ed8bd8. 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/7mKYXEyIjqcj6UQCqsDz9F.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/7mKYXEyIjqcj6UQCqsDz9F.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17b59b041c8db627baef69665c29b98ef84b074a89ca92f535a63ccec09932c0. 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/3dhXDxn4ikjWlTFP6pxpMj.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/3dhXDxn4ikjWlTFP6pxpMj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf40d47d5a99de707b094428ea73a04d429a81a1f04055fccc19547d7a1876a87. 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/5FUcgBOg2gAxtkqD7iP6DS.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/5FUcgBOg2gAxtkqD7iP6DS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x875a9d0f1a41e4d937e3c985375d4a5393a1da9c6162533c9e92b4509f52af83. 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/6ipgCcDfI8nn7e1AFefFcN.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/6ipgCcDfI8nn7e1AFefFcN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe23f639f764eb2c84af912cddbf92874e7dab959eee54f2e1c3ecb4d34dedc9. 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/6mmdKgbiBaMzWmFFpFxmka.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/6mmdKgbiBaMzWmFFpFxmka.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7aded7393ac33979385031a343d9f1bee7d50c4f66e077ec3e16101c8a656eff. 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/4e0oRw1leLZNRXCMnRIFY3.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/4e0oRw1leLZNRXCMnRIFY3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6573540264c918b0d40f0b65da1cc39bc0a958dc4b73082637e59fdc6854df5. 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/5NJoI48M0UnTByU5GnnQWM.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/5NJoI48M0UnTByU5GnnQWM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4101e8beb860888ad8935f39a129b2ba5196933e593c7633c4ae2d026406468. 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/72lA9YNb3KanLddFqYIVga.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/72lA9YNb3KanLddFqYIVga.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49aceaf6d3bd26c4383b92637195c12f9311e9bb63358bb477b05b1e45dd7aa5. 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/795AmTx3UtPKHkWZKI4bKl.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/795AmTx3UtPKHkWZKI4bKl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca2d2dfd46b00d1d9fce06a9f1d3fd8658ccbb2cb37185b904b478c907f92366. 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/337Y0pdN8o8YOOicme6tJA.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/337Y0pdN8o8YOOicme6tJA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe14e87b6a0995682773f76f8930cafc05860e86f84cdcb61690969fcef390be8. 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/4tOAwgWHQNj6Yf8lAn72F2.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/4tOAwgWHQNj6Yf8lAn72F2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe170b71acda7087c6e47a149efd8f7897c5eb64349e60d874f5d902a41a1d23e. 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/1gbzU0QGrxDwWnTcspsFJW.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/1gbzU0QGrxDwWnTcspsFJW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7037e172dda4e91655ebd80ead5612f81d8638778ae9553e77fc0d76f1a16cfc. 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/5dqgc0wD3lgfRXYmM0CYSa.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/5dqgc0wD3lgfRXYmM0CYSa.
{"copyright_id":"0xb740a608c5a81718d4241821a58b63867dde8fee26092eea3febfd34629663e8","isrc":"ES71G2060091","name":"si volvemos a querernos - bonus track","registered_at":"2026-06-08T03:34:30Z","spotify_id":"24EwYsaKGIWDdEueWzF6Lk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb740a608c5a81718d4241821a58b63867dde8fee26092eea3febfd34629663e8. 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/24EwYsaKGIWDdEueWzF6Lk.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/24EwYsaKGIWDdEueWzF6Lk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbe5ff5aaeb033bba735c9df77fd90ee0ce14976338093f19dbb79acb0f964c3. 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/0mXYr3Z0tRgBsMOJIHtRQ6.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/0mXYr3Z0tRgBsMOJIHtRQ6.
{"copyright_id":"0xf7eca52b73ebf4ef0918a627531f6b7537be202e8d5b61dcbb67b54069a5ba87","isrc":"FRX202446255","name":"NUNCA ES TARDE","registered_at":"2026-06-22T19:21:09Z","spotify_id":"2xh2NMeCkSwQjIK4al3aCG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7eca52b73ebf4ef0918a627531f6b7537be202e8d5b61dcbb67b54069a5ba87. 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/2xh2NMeCkSwQjIK4al3aCG.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/2xh2NMeCkSwQjIK4al3aCG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb88458132132132cc0822267809402190ea229e8846420796d8b5b50df1ea482. 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/1pS1vSNKMzggzfeOsCAOrm.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/1pS1vSNKMzggzfeOsCAOrm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8a41e58042e1f19240c16a8f73928288421afbaa120a868729acff4b394b30c. 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/25nOmL1SdxRB0edcQQo1Xk.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/25nOmL1SdxRB0edcQQo1Xk.
{"copyright_id":"0xb740a608c5a81718d4241821a58b63867dde8fee26092eea3febfd34629663e8","isrc":"ES71G2060091","name":"si volvemos a querernos - bonus track","registered_at":"2026-06-08T03:34:30Z","spotify_id":"2quOFSbQCtEISRvZCfJPQG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb740a608c5a81718d4241821a58b63867dde8fee26092eea3febfd34629663e8. 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/2quOFSbQCtEISRvZCfJPQG.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/2quOFSbQCtEISRvZCfJPQG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49aceaf6d3bd26c4383b92637195c12f9311e9bb63358bb477b05b1e45dd7aa5. 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/5jvcZFV7ptBNFqv99gk115.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/5jvcZFV7ptBNFqv99gk115.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe170b71acda7087c6e47a149efd8f7897c5eb64349e60d874f5d902a41a1d23e. 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/3IYwyXzmMfriK0LyIBJ4I8.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/3IYwyXzmMfriK0LyIBJ4I8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe14e87b6a0995682773f76f8930cafc05860e86f84cdcb61690969fcef390be8. 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/3FJXvOqhSY95frn7Hxz43H.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/3FJXvOqhSY95frn7Hxz43H.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7aded7393ac33979385031a343d9f1bee7d50c4f66e077ec3e16101c8a656eff. 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/2HF5tPkN6M3FqotTsaVk1A.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/2HF5tPkN6M3FqotTsaVk1A.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbba99c7d20785926c22f244381cb302ed291cb53d088c9e7788a6af6c655dc27. 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/2CM1pGXNtULpKKkUTt5ZQ7.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/2CM1pGXNtULpKKkUTt5ZQ7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb88458132132132cc0822267809402190ea229e8846420796d8b5b50df1ea482. 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/4Xcv7TdM7WemzguypUNQc8.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/4Xcv7TdM7WemzguypUNQc8.
{"copyright_id":"0x748e34cf446bf748b74de0fda817c11b84076cbaceb6eaeb6fe53b6044fd22e9","isrc":"DGA0S2403027","name":"NO SALES DE MI CABEZA","registered_at":"2026-06-06T02:12:56Z","spotify_id":"0ZsuvAQXU2SaBWjzMUPp1c","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x748e34cf446bf748b74de0fda817c11b84076cbaceb6eaeb6fe53b6044fd22e9. 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/0ZsuvAQXU2SaBWjzMUPp1c.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/0ZsuvAQXU2SaBWjzMUPp1c.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f10bb4a3aedf674bec873a99fdbeca9ade9b3e828b2f600b104118e806d7afc. 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/3nvAM7zMNJX9lNidCDMBGB.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/3nvAM7zMNJX9lNidCDMBGB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8a41e58042e1f19240c16a8f73928288421afbaa120a868729acff4b394b30c. 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/0eWNm4eXIiH89s7tXnZz2Q.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/0eWNm4eXIiH89s7tXnZz2Q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49135f002b269d2424d9cbae01688a12b53f9d3eeb818164be0e7261e434f9f9. 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/0UrrPhTfSYAJ6P0RLL8j6f.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/0UrrPhTfSYAJ6P0RLL8j6f.
{"copyright_id":"0xdadf6d584a7bd9150ab19f97d52427ddbc1aac9a93642f8de6bd7d987c056c05","isrc":"DGA0S2403029","name":"NO SÉ SI SÉ","registered_at":"2026-06-25T15:06:06Z","spotify_id":"0Gvymd6r4X0eg9gbTotZLF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdadf6d584a7bd9150ab19f97d52427ddbc1aac9a93642f8de6bd7d987c056c05. 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/0Gvymd6r4X0eg9gbTotZLF.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/0Gvymd6r4X0eg9gbTotZLF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0506f960587a63698d86c5f5487262758b608b8a2ace7e4203dbeb3238fada71. 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/2uOJaETyzvprTaU6mcgiBM.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/2uOJaETyzvprTaU6mcgiBM.
{"copyright_id":"0xf7eca52b73ebf4ef0918a627531f6b7537be202e8d5b61dcbb67b54069a5ba87","isrc":"FRX202446255","name":"NUNCA ES TARDE","registered_at":"2026-06-22T19:21:09Z","spotify_id":"2mmHO0RefleQNFDJMmAEkf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7eca52b73ebf4ef0918a627531f6b7537be202e8d5b61dcbb67b54069a5ba87. 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/2mmHO0RefleQNFDJMmAEkf.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/2mmHO0RefleQNFDJMmAEkf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6bd22c1690cf9c73314f4e92abfc029e3985d7f5f883489b84bde91b02c21781. 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/7aR30dEZIbId7Zqns0l9RZ.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/7aR30dEZIbId7Zqns0l9RZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbe5ff5aaeb033bba735c9df77fd90ee0ce14976338093f19dbb79acb0f964c3. 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/4TzWsD2hI7dCyWk6cX4Ef6.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/4TzWsD2hI7dCyWk6cX4Ef6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6e4a07446d7f189c1a5b4e03f1ad48c5765581fc3e429f70c1f98e950f816a7. 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/0MMH6cnjQPpj187XWpLx6H.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/0MMH6cnjQPpj187XWpLx6H.
{"copyright_id":"0xfae0602197ca7e8a6b77b8cb1e4fc1a598656eb349e24ba3886cebf49792f266","isrc":"ES71G2307880","name":"DE VUELTA EN LA CIUDAD","registered_at":"2026-06-20T02:48:18Z","spotify_id":"6mBO4buyZ8IraeeHJQpa9f","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfae0602197ca7e8a6b77b8cb1e4fc1a598656eb349e24ba3886cebf49792f266. 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/6mBO4buyZ8IraeeHJQpa9f.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/6mBO4buyZ8IraeeHJQpa9f.
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