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 0x841ede8ee72dd78f302906db6af0e8dc859cce865d5bf88c1b4d78aa66c8031b. 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/83658b83-6308-4f34-b56f-fbda92bcd2e8.json and https://artists.proofprofile.net/proofs/artist/83658b83-6308-4f34-b56f-fbda92bcd2e8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x9ccd62fc57742fbddcc1a8ca31e70404be9d5be82d7594ac62518d72d3192dc7","isrc":"BXQQ32300004","name":"Dois Lados","registered_at":"2026-06-08T04:44:29Z","spotify_id":"42uPTaCzXYoWtRihSC3DUI","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 0x9ccd62fc57742fbddcc1a8ca31e70404be9d5be82d7594ac62518d72d3192dc7. 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/42uPTaCzXYoWtRihSC3DUI.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/42uPTaCzXYoWtRihSC3DUI.
{"copyright_id":"0x094a71ecee4f2c6b5c32d026ca05738d0cb20cee0c1f0bea8afdf667c30eef7d","isrc":"BKEY32400010","name":"Rio Vermelho","registered_at":"2026-06-05T05:15:56Z","spotify_id":"1HcvbWcUtURsa82XH9rMuv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x094a71ecee4f2c6b5c32d026ca05738d0cb20cee0c1f0bea8afdf667c30eef7d. 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/1HcvbWcUtURsa82XH9rMuv.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/1HcvbWcUtURsa82XH9rMuv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b445e4f9bfa1e4b9a9fc823555aa56f9b3b124aa5f4494d850482394fb73d7a. 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/2rgYeUT7pBQ1YYebMaKpVT.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/2rgYeUT7pBQ1YYebMaKpVT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc83edd5cae27d11935460c564adbd9b54b7caf720c9fe873b26976650c0b8f08. 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/2HcZw6W6Bt3whgG5VpdSWa.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/2HcZw6W6Bt3whgG5VpdSWa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9687ffe6fdd0d35dfc75b440bf58633d70de89dd53230fb512516627e78520f4. 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/7FPQXjKI0dC0hb6xjbmTTX.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/7FPQXjKI0dC0hb6xjbmTTX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3144e46fb12417f6ca9054a9e5665cabb48fb54a5c70da9698d11b68addd0cf9. 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/0DVsRcUGG2HK3aLd3mSK8n.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/0DVsRcUGG2HK3aLd3mSK8n.
{"copyright_id":"0x7b3b9d244a0393e972a37e85db985d7a17ac8b88a543260178da4e92b2dbaf60","isrc":"BR3R22200005","name":"Vapor de Cachoeira","registered_at":"2026-06-21T06:35:11Z","spotify_id":"3oc4hUstpo9xwABXqVLNAP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b3b9d244a0393e972a37e85db985d7a17ac8b88a543260178da4e92b2dbaf60. 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/3oc4hUstpo9xwABXqVLNAP.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/3oc4hUstpo9xwABXqVLNAP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4e050a07fd12a4b32e95473661e505e4f1df8a2ef15461f416764e86a4d778b. 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/0iKkgYDZV8K4QbDMJnxMU0.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/0iKkgYDZV8K4QbDMJnxMU0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0a510d3691ebf9172ea7b12ea3bfe1d0350e4f8e4bed41a0fcdcb9ff6ce5f56. 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/3cuay8ZL9XzDxhokl1AsC9.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/3cuay8ZL9XzDxhokl1AsC9.
{"copyright_id":"0x6aebaaabd4bc49a3e8ab886c601411832a9d5ee24f584e82451bb5ca5e8a0acb","isrc":"BR3R22200009","name":"Mirê Mirê","registered_at":"2026-06-10T05:37:41Z","spotify_id":"2I7SSJZwWCPLbguVRaRKtQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6aebaaabd4bc49a3e8ab886c601411832a9d5ee24f584e82451bb5ca5e8a0acb. 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/2I7SSJZwWCPLbguVRaRKtQ.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/2I7SSJZwWCPLbguVRaRKtQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb37bd5695c087268e6af87a726a25005ca4272fc9fde5d2ec802c8a1ae4f5509. 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/60UCoM3AdWzejtLiMYh2PA.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/60UCoM3AdWzejtLiMYh2PA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76e83af4496d3406c6b531d0f739ffaf720ed0a04b94d8e792b3e99bbb328c43. 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/24sWSuTVac6OV1ZQZbocvr.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/24sWSuTVac6OV1ZQZbocvr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcafff4cd25a652e2be8614e65d79b9b183078d6dfb2db114db69dce675918171. 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/4gUoU0z3zMYUtiej5XiLlC.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/4gUoU0z3zMYUtiej5XiLlC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2158118c688ad5a81d53ea29ca60d665d123b93f6273e28ddbb8c9d7ab9b082. 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/6W1HSlYSE04jTeYwG3Usbz.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/6W1HSlYSE04jTeYwG3Usbz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10c49bdd36177635ff85f87a2180a375bd58268023aa6b564a18c4c868a9abbe. 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/0S7g8mY7IsSvP4g8YouHel.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/0S7g8mY7IsSvP4g8YouHel.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82fa78ba384bc9fbc7b8e466b0dce91f03e474b3838c37db2ccb0dcc5d950c86. 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/29OuHztLgjbnih5ku7hMCG.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/29OuHztLgjbnih5ku7hMCG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3db73437882d589803c3971183f01c768de0d21484c5705f13ac5e37f43ea63. 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/1re2hRSqokFQfI3HRf4VtP.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/1re2hRSqokFQfI3HRf4VtP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a2db7b66db77427c49ba52e9249a629587e5e0526b3189c6b9e5fac50f31c60. 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/6EoRQrPBbmb3kkLviBfMfy.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/6EoRQrPBbmb3kkLviBfMfy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9205e1b64e9e4cb26bf743401045142e077d9a4a1f490546a1d1ae0acb11706. 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/06W21UbI8ZUs71fwhqMViE.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/06W21UbI8ZUs71fwhqMViE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16a29208319081aab9f550c83e1634f9ae78784ab6eb35da981190a93ca10308. 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/4VZCV9TBVfxEAKiiimCvFa.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/4VZCV9TBVfxEAKiiimCvFa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ad3379af02c414439e32284fcf446495f059a404b12976481a1064d8c35fde6. 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/2uT8775ZvsVcTijSSqvjTC.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/2uT8775ZvsVcTijSSqvjTC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x664c792a06c1151d555ef930dab72496d1737740e62a09bb6ce8130415bea262. 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/58P6J3fzbwNIRSPY1VMRVx.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/58P6J3fzbwNIRSPY1VMRVx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87e94ef6c402d6fdb62379a9246a1f9a5312a7674a62c71a2d6cfb305a4f9c8b. 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/0SSsQdUNKoyA8dOjO0h0Oo.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/0SSsQdUNKoyA8dOjO0h0Oo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73a5fe726ee74061746858ac4d6c1c04619092b95bc00f2268f486ae14fea9f5. 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/4IkbkyywN5PBTDKa23c7zA.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/4IkbkyywN5PBTDKa23c7zA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x156e2a15b0718e1045de8a20e7e6f7dd035e35ecaa5b69203134db174016bbcb. 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/0QcD6iMNz3gd0qoItV1VzY.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/0QcD6iMNz3gd0qoItV1VzY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc7fe3d914df1aa3a1eb902f1f613b9bb7760b4e812f76ced339a2d7e2324d29. 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/2GPUkRs5KuK70lXx36Z5T1.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/2GPUkRs5KuK70lXx36Z5T1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5e8c5a541807881b50d9e9e3d1fe61056410331775426a429ba80fa72deb667. 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/3lvivscnC0LskRNa2ccqly.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/3lvivscnC0LskRNa2ccqly.
{"copyright_id":"0x2265e0e64d22001ba2c4f19a9717cb6369482659d9dcd75fcfc3216ce65e9af7","isrc":"BRRGE2400134","name":"Aracnídeo - Sabotage 50","registered_at":"2026-06-06T09:17:35Z","spotify_id":"5CselTxz69oNKqlvwXMv1L","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2265e0e64d22001ba2c4f19a9717cb6369482659d9dcd75fcfc3216ce65e9af7. 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/5CselTxz69oNKqlvwXMv1L.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/5CselTxz69oNKqlvwXMv1L.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f00ca9051bb0333d60e2a7a5311bc7ca9d21fcba8aed35948fdba2b90b58865. 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/7HXu0xKS5zHpEPDScHilf9.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/7HXu0xKS5zHpEPDScHilf9.
{"copyright_id":"0x6aebaaabd4bc49a3e8ab886c601411832a9d5ee24f584e82451bb5ca5e8a0acb","isrc":"BR3R22200009","name":"Mirê Mirê","registered_at":"2026-06-10T05:37:41Z","spotify_id":"3bhteOvV4mncAo4FDxDFAr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6aebaaabd4bc49a3e8ab886c601411832a9d5ee24f584e82451bb5ca5e8a0acb. 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/3bhteOvV4mncAo4FDxDFAr.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/3bhteOvV4mncAo4FDxDFAr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0cf5837a51489cb5c01a582ebd70bf44767e7695f1509be7e393fe2baeffde86. 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/0NO3QKBYP9hzHFKGwVufFZ.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/0NO3QKBYP9hzHFKGwVufFZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09f78b5d1cd5e8e99d139f224b1b12827da628abede5e67c95f9bbfdb7598853. 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/16F0NsbQaN13csQqlRuv8A.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/16F0NsbQaN13csQqlRuv8A.
G.o! ALL! STAR! x Russo Passapusso X Junix 11
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41b89e11733028b87019d29474122f47b925d0ccec50963984e3dbff413eba90. 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/1fK7gWQO04dBgigHMwPLLD.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/1fK7gWQO04dBgigHMwPLLD.
{"copyright_id":"0x094a71ecee4f2c6b5c32d026ca05738d0cb20cee0c1f0bea8afdf667c30eef7d","isrc":"BKEY32400010","name":"Rio Vermelho","registered_at":"2026-06-05T05:15:56Z","spotify_id":"2dmCW49vE7jGoXtyZmMCPs","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x094a71ecee4f2c6b5c32d026ca05738d0cb20cee0c1f0bea8afdf667c30eef7d. 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/2dmCW49vE7jGoXtyZmMCPs.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/2dmCW49vE7jGoXtyZmMCPs.
Labuta (feat. Russo Passapusso & Roberto Barreto)
Labuta (feat. Russo Passapusso & Roberto Barreto) - DJ Dolores Frevo Remix
Labuta (feat. Russo Passapusso & Roberto Barreto) - Lucio K Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4be50cbd8d42a50c0bff8dcf08237e50d70371b44f0ba7b72818fdc5aa54c82. 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/2v3z1JTUBw1UpsLRa3H6Cm.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/2v3z1JTUBw1UpsLRa3H6Cm.