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 0xe91556703de14f2658f4d61ab81b7e747eaedb62c32c6c4b6abdd59ea6ade1a1. 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/d5910876-08cc-46a2-99d9-2946f7a9e51c.json and https://artists.proofprofile.net/proofs/artist/d5910876-08cc-46a2-99d9-2946f7a9e51c.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 0xe86ac503cebf64ce4ba409eb396e1ffc08121bf12614ab7296baece048c97886. 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/0Uint40zfuA4r7SjxCb0O7.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/0Uint40zfuA4r7SjxCb0O7.
How To Save A Life (feat. loafers & The High)
{"copyright_id":"0x5f950177e134dfaa697f056a7eaaea3166726e9e6e7196f63d3ecded404fe709","isrc":"FR9W12139804","name":"How To Save A Life (feat. loafers & The High)","registered_at":"2026-06-04T10:02:49Z","spotify_id":"63gWjcGKmpz90e8AHxF680","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f950177e134dfaa697f056a7eaaea3166726e9e6e7196f63d3ecded404fe709. 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/63gWjcGKmpz90e8AHxF680.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/63gWjcGKmpz90e8AHxF680.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6bbb0be8cda95acf09a0d968e3c20232551f134a9f170b2dae471a087cc53460. 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/0EEp0Te9da06S2h63hoEAk.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/0EEp0Te9da06S2h63hoEAk.
{"copyright_id":"0x9f5e21c495b4b6925fdbb0decce0f653296581be778d0a11f86afb4942825dfe","isrc":"USA2P2417762","name":"Hello Sunshine","registered_at":"2026-06-22T16:41:45Z","spotify_id":"5Oi0dIZgCeV4zLcqCcRD2f","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f5e21c495b4b6925fdbb0decce0f653296581be778d0a11f86afb4942825dfe. 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/5Oi0dIZgCeV4zLcqCcRD2f.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/5Oi0dIZgCeV4zLcqCcRD2f.
{"copyright_id":"0xaf4e7ba9b166bbd216a3c0a45f24d1898e4b295297a0af4918cd3d97468ae494","isrc":"USA2P2415233","name":"Sweet Dreams (Are Made of This)","registered_at":"2026-06-25T04:27:42Z","spotify_id":"4FCy78W4JoDRO17ItOPHXD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf4e7ba9b166bbd216a3c0a45f24d1898e4b295297a0af4918cd3d97468ae494. 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/4FCy78W4JoDRO17ItOPHXD.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/4FCy78W4JoDRO17ItOPHXD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4755af97b5743a4eff64763816c5a82b3739bf2a2fe024583659e07f9e6e3f06. 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/0hrWjkOGlfONv1Nsja2VDU.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/0hrWjkOGlfONv1Nsja2VDU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25c47e79e4a2a7b387ddba0bacabb8c9029f1ae0a2cda2767910d10d5ae99061. 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/4Bhm5Ah668CKywhtZcq3Nl.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/4Bhm5Ah668CKywhtZcq3Nl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4405f9d1286dc202ea423a355e3dd9e09036556cc5814819e19256ff40e0eae. 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/66tCHQc0qrncSENMJfsLM7.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/66tCHQc0qrncSENMJfsLM7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec6b6eea4c40139f463222bb59a2cb5e16e0e048f578bbedac1d007be13f45c2. 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/7BCLvC9pn3MdgZWLmBBjg8.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/7BCLvC9pn3MdgZWLmBBjg8.
{"copyright_id":"0x56e450b43b35bd1b5acf1977ebc0ce2f2d3f0a5c9d14492517e95b0abc0de5f5","isrc":"NLT2H2301207","name":"Moi... Lolita","registered_at":"2026-06-07T08:48:15Z","spotify_id":"34uKksugLpF88YSkoSzFMS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56e450b43b35bd1b5acf1977ebc0ce2f2d3f0a5c9d14492517e95b0abc0de5f5. 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/34uKksugLpF88YSkoSzFMS.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/34uKksugLpF88YSkoSzFMS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27d578b2c3c3f22e44b68e368a56206a4f8f86f2b450d5c871c59a28b469e33c. 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/6AzpMpPbsY554moMsknTVO.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/6AzpMpPbsY554moMsknTVO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23f8b531b2b609f875e5705338490d23f2d26c839eb9f0867ba8683807afca72. 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/6I9lCxghFRLqNNo75tPVaZ.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/6I9lCxghFRLqNNo75tPVaZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x698fab1139e8f4612e6e6679e005eefc5a32ea1f481c1602c23b81abb9c4b60c. 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/2nmASM96RfAQKjuFjM5Lcn.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/2nmASM96RfAQKjuFjM5Lcn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e60e26c85a9622b76f4f627820b80f29c041e9580cff6bd6dbcb65e7cd8f744. 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/2nEZoTyLtm83Nvk8cNlQir.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/2nEZoTyLtm83Nvk8cNlQir.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97192d0e4858b0281b27eb0957e4a11a3ec348e6a81b9a34c0138a58bcb45cda. 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/4rD4fhx9BU0YoZ37qEjpuw.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/4rD4fhx9BU0YoZ37qEjpuw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f1b6e49b63585989ef46ab30ee0f321b6d23471392c63f395a7a59e2901557d. 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/4CUe8LpT9TtIWtTf7AJkRR.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/4CUe8LpT9TtIWtTf7AJkRR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e33916d84e45874f1ef6c80200c5343ac5bbb81edcb7450e3c5a3a0f4c64b20. 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/4a0X3DXvaoIUAL5BQ3gcDm.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/4a0X3DXvaoIUAL5BQ3gcDm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc15d390e15df3318c358df735e446ddce9765b4e542df07d40e9756436904c5d. 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/7E5WoeL2ZXXNrn53yViOcy.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/7E5WoeL2ZXXNrn53yViOcy.
{"copyright_id":"0xf9ffaba9fb3fcb7dacae9b9531f2c6b1686a946e95c08322c1f27930e7b4c50b","isrc":"SE62M2231753","name":"Lady (Hear Me Tonight) - Radio Edit","registered_at":"2026-06-17T22:52:43Z","spotify_id":"7pvFlBJPZVcQYqwVaFXtJ9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9ffaba9fb3fcb7dacae9b9531f2c6b1686a946e95c08322c1f27930e7b4c50b. 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/7pvFlBJPZVcQYqwVaFXtJ9.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/7pvFlBJPZVcQYqwVaFXtJ9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ec326b14ba419337034178a2c8902c0ea801c9117f18e3922a8c3752aa5bf35. 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/59Yrn768dIsGua0sG5QHNm.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/59Yrn768dIsGua0sG5QHNm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e889b6d5f2e183f388ec5d14e1312a47383b40e43e35a36b7eb4ff8d7339c98. 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/4sAWBlX0ZOOpn0W8yWMx6D.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/4sAWBlX0ZOOpn0W8yWMx6D.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee22a200346b70bdf61145ea760049b750329065292dcef04e0df2af5e2dd227. 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/5p0aallQlnYrQmHI10BASz.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/5p0aallQlnYrQmHI10BASz.
{"copyright_id":"0xe6dcb32aebb39097a1bc50d3e2b4b41382ed7c7f72ea4eb42aeb55ebcc7a6e31","isrc":"DK4YA2283201","name":"In the Mood (feat. The High)","registered_at":"2026-06-11T01:17:55Z","spotify_id":"6XspgLkSEaCtP4Kq7wzsPl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6dcb32aebb39097a1bc50d3e2b4b41382ed7c7f72ea4eb42aeb55ebcc7a6e31. 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/6XspgLkSEaCtP4Kq7wzsPl.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/6XspgLkSEaCtP4Kq7wzsPl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x139f8c603d51438bf566f9c835838f024bcc1cee95b15940b1daf017463747db. 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/52GyPQ2O6dfYlOJiW8dNR8.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/52GyPQ2O6dfYlOJiW8dNR8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d32acf67de9cea0528c67c0c34af045f4e790af1643af8d21458ea930c49f38. 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/2f16hnBDWaBDZyngM3USQw.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/2f16hnBDWaBDZyngM3USQw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b1dea713bf1d266f22ac038d9120847990aa59a96057edc1f85b61cef70d4a6. 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/193yeA8VXXSC9JlzTek0rr.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/193yeA8VXXSC9JlzTek0rr.
{"copyright_id":"0xa3dd0d048a699c7b958f0fd464aecc1662447b6fd6e53123d4c9c82d1da1e4de","isrc":"DK4YA2273401","name":"Listen to Your Heart","registered_at":"2026-06-21T16:06:27Z","spotify_id":"6lnwkIb7lwymELIAqNoHPB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3dd0d048a699c7b958f0fd464aecc1662447b6fd6e53123d4c9c82d1da1e4de. 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/6lnwkIb7lwymELIAqNoHPB.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/6lnwkIb7lwymELIAqNoHPB.
{"copyright_id":"0xe9de9704f87d77af2b5368f5f0e596cd12a66a93b0b1fdc39b3ce57d4e606ebc","isrc":"DK4YA2112101","name":"Save Your Tears","registered_at":"2026-06-19T18:04:34Z","spotify_id":"5fvDHHz86uJwTzA6OLTHSr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9de9704f87d77af2b5368f5f0e596cd12a66a93b0b1fdc39b3ce57d4e606ebc. 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/5fvDHHz86uJwTzA6OLTHSr.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/5fvDHHz86uJwTzA6OLTHSr.
{"copyright_id":"0xbf44549dbe17c077a6e427b42a57612af210fb5013fac89fa01ea4ceaabb9891","isrc":"DK4YA2270501","name":"Wicked Game","registered_at":"2026-06-18T07:16:52Z","spotify_id":"6ma4parP7lKxclPvCmEmwJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf44549dbe17c077a6e427b42a57612af210fb5013fac89fa01ea4ceaabb9891. 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/6ma4parP7lKxclPvCmEmwJ.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/6ma4parP7lKxclPvCmEmwJ.
{"copyright_id":"0x2508f27e694248dfe41b040ecaf3ecc5edd4234a41a90168ed0fb588f972fc5b","isrc":"GBKPL2176198","name":"Crazy in Love (feat. The High)","registered_at":"2026-06-11T01:30:36Z","spotify_id":"5HnOK4BAUGpWyIL2PVeZF7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2508f27e694248dfe41b040ecaf3ecc5edd4234a41a90168ed0fb588f972fc5b. 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/5HnOK4BAUGpWyIL2PVeZF7.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/5HnOK4BAUGpWyIL2PVeZF7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x726b6fc3899e67291f2d81f02358ccf54a51dc6ad7407901e70cb564fdda5c93. 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/3PWXTDWgFn3k5rSk8KyfMi.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/3PWXTDWgFn3k5rSk8KyfMi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0267f2571ce95ef5bee8ae702761809aa82b258580b96b9cf0d1290354f661d0. 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/79z4b6jrJHc9YTDGp8Zi0k.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/79z4b6jrJHc9YTDGp8Zi0k.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84a124c9f1d8c8cbe7884040c3b7faf34efc14e6cdd55407090aafc44aaadfe9. 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/5VGrJSCcGw0EkRXVrSRBOm.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/5VGrJSCcGw0EkRXVrSRBOm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb5e4f180635ad3ce7e06d389814a73af020811a42084ca0de67b56fc09a6396. 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/2gPlXEZuNmKwbS6GGcfsJ9.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/2gPlXEZuNmKwbS6GGcfsJ9.
{"copyright_id":"0xc551d6e256108204b0d6c1a3a0bed16ece259dd808d0aa1ec0d588d2eec4cd06","isrc":"CAR072400117","name":"Sleepless Again","registered_at":"2026-06-09T13:38:13Z","spotify_id":"5BGXikrKAjoVzxcGvFSLQg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc551d6e256108204b0d6c1a3a0bed16ece259dd808d0aa1ec0d588d2eec4cd06. 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/5BGXikrKAjoVzxcGvFSLQg.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/5BGXikrKAjoVzxcGvFSLQg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc381b7cae9e2256fef8f3d0f7d39f58a049a16cf2847358e1adcc764cabab73. 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/6PU8SsVyBdAnBPVjZdrSdn.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/6PU8SsVyBdAnBPVjZdrSdn.
{"copyright_id":"0x0945d516f9a8eb98d73aa3c2844bc378825a0d3839a4d0e6cc5b43f948bf2fa3","isrc":"USA2P2039813","name":"Dragostea Din Tei - Radio Edit","registered_at":"2026-06-09T13:12:06Z","spotify_id":"6IHvjiTDoLej3z2IukrgX6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0945d516f9a8eb98d73aa3c2844bc378825a0d3839a4d0e6cc5b43f948bf2fa3. 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/6IHvjiTDoLej3z2IukrgX6.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/6IHvjiTDoLej3z2IukrgX6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91aa048c929d7eb9ff0288e8d95e899c5ecb4547430f20cb3d9440c4581aea93. 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/6giJtq8cGIW03RUoPu9IsE.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/6giJtq8cGIW03RUoPu9IsE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f865cb64733cd86e7bee799033b3f6c61a1a255294400b6bd3ec7e63befc433. 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/2jiPytVOfq9SYjxIUa7C1A.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/2jiPytVOfq9SYjxIUa7C1A.
{"copyright_id":"0x4078b670d8831579540680d3ce92dadb3be14551adab91231abdfbe948f50e2c","isrc":"SEVWR2005101","name":"Seven Nation Army","registered_at":"2026-06-10T21:45:52Z","spotify_id":"0JVamuzZBiBxBiTInuSPQI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4078b670d8831579540680d3ce92dadb3be14551adab91231abdfbe948f50e2c. 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/0JVamuzZBiBxBiTInuSPQI.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/0JVamuzZBiBxBiTInuSPQI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d8aa9941667bca4987dc98f1601c2c469d15f38815eda08d82a7d34135a0e6c. 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/0CYeiEitOPkGcOGAFW99FC.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/0CYeiEitOPkGcOGAFW99FC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8667e6a07087a077e64485695024722ec0ad658e02d37ecdac2ba301c6952930. 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/62j4YrjhTs5MdQcg9zcJzS.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/62j4YrjhTs5MdQcg9zcJzS.
{"copyright_id":"0xc84e13b8a2c72ff9f9e75309d0ddc0b5ea61858c2dc3c5249045fd26f6a88ada","isrc":"QZMEN2089280","name":"Break Your Heart","registered_at":"2026-06-19T11:43:23Z","spotify_id":"1hZOGn12kfNljrKZWGrtRk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc84e13b8a2c72ff9f9e75309d0ddc0b5ea61858c2dc3c5249045fd26f6a88ada. 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/1hZOGn12kfNljrKZWGrtRk.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/1hZOGn12kfNljrKZWGrtRk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89886d2431cf1528d1b277b2e4a6f3686252d6c5a634f97d71e7721d913ac168. 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/1K0EwhqcFCaqMxo4jvjOfj.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/1K0EwhqcFCaqMxo4jvjOfj.