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 0x159a370d1bf5d9745934d51f80df619d866f7027400e3994bc8f59014177ec62. 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/d0214b41-9e19-484b-8dfc-613066a11e6c.json and https://artists.proofprofile.net/proofs/artist/d0214b41-9e19-484b-8dfc-613066a11e6c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x6add7450d9d456afe7f6b507ec9af28946aacfa1b8541bc8887a6dccf9b0507f","isrc":"BREMI8900003","name":"Tenho Ciúme de Tudo","registered_at":"2026-06-07T00:47:20Z","spotify_id":"6tlVSkpdmrME1Na5O79Usa","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 0x6add7450d9d456afe7f6b507ec9af28946aacfa1b8541bc8887a6dccf9b0507f. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6tlVSkpdmrME1Na5O79Usa.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/6tlVSkpdmrME1Na5O79Usa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b768f43f17dd43d0554366068a3af488b88a4339028bd0875e22deaafcf2f4b. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6YWiGSWDvGmRifdUtm0boT.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/6YWiGSWDvGmRifdUtm0boT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd299b0856734565e8a687872f1ff0ebe5c433198415e3a7e9741bf1709887ba. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1yAnw4iP1Rgpp8wLMtLfzi.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/1yAnw4iP1Rgpp8wLMtLfzi.
{"copyright_id":"0x635cbe93b26c69d5d65b19e6fdee6fec1b082b673b8200e0da676e525fabc5dd","isrc":"BREMI8900007","name":"De Coração Para Coração","registered_at":"2026-06-07T07:37:16Z","spotify_id":"7djtW7WRqPqBa0X5q9dOAe","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x635cbe93b26c69d5d65b19e6fdee6fec1b082b673b8200e0da676e525fabc5dd. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7djtW7WRqPqBa0X5q9dOAe.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/7djtW7WRqPqBa0X5q9dOAe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e8dff6bb3b868f397114e5429a72287b675de7461c108c5ea3a632840eba066. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2skp4JgrSxzcVhrHyFJ6Wg.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/2skp4JgrSxzcVhrHyFJ6Wg.
{"copyright_id":"0xaabbbb8af947af44138b5125bffbf1a4d8f90cde59517d93db90260e352760eb","isrc":"BREMI8800023","name":"Ainda Ontem Chorei De Saudade","registered_at":"2026-06-08T03:26:57Z","spotify_id":"33FUGPGNtZ7SDMUWzwtbTq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaabbbb8af947af44138b5125bffbf1a4d8f90cde59517d93db90260e352760eb. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/33FUGPGNtZ7SDMUWzwtbTq.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/33FUGPGNtZ7SDMUWzwtbTq.
Nas Curvas Do Seu Corpo Capotei Meu Coração
{"copyright_id":"0x673e4e460461bcdc2b9514a951bfdea063d3c4d007b6025a34d19bce85e1b8da","isrc":"BREMI9000012","name":"Tudo Passará","registered_at":"2026-06-29T14:44:02Z","spotify_id":"3gnKVRtpI7KTlRQ3uoPiDp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x673e4e460461bcdc2b9514a951bfdea063d3c4d007b6025a34d19bce85e1b8da. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3gnKVRtpI7KTlRQ3uoPiDp.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/3gnKVRtpI7KTlRQ3uoPiDp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e8dff6bb3b868f397114e5429a72287b675de7461c108c5ea3a632840eba066. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/28BRIbWswH58wOpu9UdMuc.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/28BRIbWswH58wOpu9UdMuc.
{"copyright_id":"0x0dace765c294368a7f9f500ebad5e2772ccf1c6b06cba19bda37e42afa49e8ec","isrc":"BREMI8800025","name":"Crises De Amor","registered_at":"2026-06-22T01:09:59Z","spotify_id":"6zzgT5m8p7xqjousR9IpNn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dace765c294368a7f9f500ebad5e2772ccf1c6b06cba19bda37e42afa49e8ec. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6zzgT5m8p7xqjousR9IpNn.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/6zzgT5m8p7xqjousR9IpNn.
{"copyright_id":"0x5a23adab626413ee2bc0c9a1d82f8905aeef4469beb42cd60024b90fe19add25","isrc":"BREMI8400047","name":"As Paredes Azuis","registered_at":"2026-06-23T07:09:36Z","spotify_id":"5u17uM8qCOkfYEPOej13Te","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a23adab626413ee2bc0c9a1d82f8905aeef4469beb42cd60024b90fe19add25. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5u17uM8qCOkfYEPOej13Te.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/5u17uM8qCOkfYEPOej13Te.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48095eef4412295a41511b6651e46332023b3327fb6fd9e60cacb4f1225e24cd. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7sJ3d7798bYvgA1Zwwdml7.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/7sJ3d7798bYvgA1Zwwdml7.
Última Serenata - 2002 Digital Remaster;
{"copyright_id":"0x8238441fae791072aab246a9666032539be8693637fee5a6e8c3a4954d81f8dd","isrc":"BREMI8800044","name":"Seu Amor Ainda É Tudo","registered_at":"2026-06-07T20:09:32Z","spotify_id":"7eziMPxcUuQITsar0qw2MQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8238441fae791072aab246a9666032539be8693637fee5a6e8c3a4954d81f8dd. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7eziMPxcUuQITsar0qw2MQ.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/7eziMPxcUuQITsar0qw2MQ.
{"copyright_id":"0xaabbbb8af947af44138b5125bffbf1a4d8f90cde59517d93db90260e352760eb","isrc":"BREMI8800023","name":"Ainda Ontem Chorei De Saudade","registered_at":"2026-06-08T03:26:57Z","spotify_id":"1YOWKtcwHRm9UUQJL5yjas","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaabbbb8af947af44138b5125bffbf1a4d8f90cde59517d93db90260e352760eb. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1YOWKtcwHRm9UUQJL5yjas.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/1YOWKtcwHRm9UUQJL5yjas.
Nova Bis Sertanejo - João Mineiro & Marciano
{"copyright_id":"0x43f9aac72f3c63c92c7b43d4d1f3bc08fc2f4e4d6c60cd74562c59902be2da71","isrc":"BREMI8100363","name":"Filha De Jesus","registered_at":"2026-06-29T14:44:54Z","spotify_id":"3sUMkZlVdB9pmUL5CR6Kwh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43f9aac72f3c63c92c7b43d4d1f3bc08fc2f4e4d6c60cd74562c59902be2da71. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3sUMkZlVdB9pmUL5CR6Kwh.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/3sUMkZlVdB9pmUL5CR6Kwh.
{"copyright_id":"0xaabbbb8af947af44138b5125bffbf1a4d8f90cde59517d93db90260e352760eb","isrc":"BREMI8800023","name":"Ainda Ontem Chorei De Saudade","registered_at":"2026-06-08T03:26:57Z","spotify_id":"1HGFbaGFLGCvz1TOyeWICK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaabbbb8af947af44138b5125bffbf1a4d8f90cde59517d93db90260e352760eb. 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/1HGFbaGFLGCvz1TOyeWICK.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/1HGFbaGFLGCvz1TOyeWICK.
{"copyright_id":"0x3900ebcc87b5a8225cbde97c9b62c7f0b8fd5bbefec083728d6489011eabedb6","isrc":"BREMI8600001","name":"Coração Quebrado - 1998 Remaster","registered_at":"2026-06-07T20:14:59Z","spotify_id":"64XyGdY4evY87Hcqk0RiNI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3900ebcc87b5a8225cbde97c9b62c7f0b8fd5bbefec083728d6489011eabedb6. 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/64XyGdY4evY87Hcqk0RiNI.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/64XyGdY4evY87Hcqk0RiNI.
{"copyright_id":"0x0dace765c294368a7f9f500ebad5e2772ccf1c6b06cba19bda37e42afa49e8ec","isrc":"BREMI8800025","name":"Crises De Amor","registered_at":"2026-06-22T01:09:59Z","spotify_id":"2QqxkT92XqrKCWzvF7uwFa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dace765c294368a7f9f500ebad5e2772ccf1c6b06cba19bda37e42afa49e8ec. 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/2QqxkT92XqrKCWzvF7uwFa.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/2QqxkT92XqrKCWzvF7uwFa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x831d9974d26a87562f2302dd204dfb5cd7ad4d0353f6522531723a7bc3e1ef63. 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/5GTJsZXgxmsKU6cx5jqvLX.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/5GTJsZXgxmsKU6cx5jqvLX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8238441fae791072aab246a9666032539be8693637fee5a6e8c3a4954d81f8dd. 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/4MqLgAAEy9ioR0ZyZz8cH0.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/4MqLgAAEy9ioR0ZyZz8cH0.
{"copyright_id":"0x53429ef8cf183cc8e75e2585db9aac5c35a9bd45e0343043056213ec2a1fb4c7","isrc":"BREMI8700001","name":"Meu Disfarce","registered_at":"2026-06-05T21:41:18Z","spotify_id":"2tD9CTgfTKsHScdTNwNVIU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x53429ef8cf183cc8e75e2585db9aac5c35a9bd45e0343043056213ec2a1fb4c7. 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/2tD9CTgfTKsHScdTNwNVIU.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/2tD9CTgfTKsHScdTNwNVIU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x367c56bb1361388cbc9685425f788891d1e4da4b7320b07764e12d5465e3edc1. 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/3QzSLF5Z0cgv88lhV2tNMv.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/3QzSLF5Z0cgv88lhV2tNMv.
{"copyright_id":"0x433e929680e64c9f54ec656cc979cbe726b98dc0efb501d650d1b0d5aae2fe8d","isrc":"BREMI8800071","name":"No Mesmo Lugar (Coisa Estranha)","registered_at":"2026-06-06T10:56:28Z","spotify_id":"4XRIo8WcIOjU1kLMgdp6A8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x433e929680e64c9f54ec656cc979cbe726b98dc0efb501d650d1b0d5aae2fe8d. 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/4XRIo8WcIOjU1kLMgdp6A8.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/4XRIo8WcIOjU1kLMgdp6A8.
{"copyright_id":"0xb6b71f60ed6206712c473aea7c68e0f2a4e2c4b90fbfaa77ff1fd939d3370005","isrc":"BREMI8200001","name":"Somos Apaixonados","registered_at":"2026-06-05T21:40:44Z","spotify_id":"0j0CL7uQgpRmOnmfYbctug","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6b71f60ed6206712c473aea7c68e0f2a4e2c4b90fbfaa77ff1fd939d3370005. 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/0j0CL7uQgpRmOnmfYbctug.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/0j0CL7uQgpRmOnmfYbctug.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2cb29c718c2e39dad080130a49fc53d1fd9dfd74514a5814977214de2e0ec03d. 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/5T9fNCKpKj2O5Wv5Z2rpGI.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/5T9fNCKpKj2O5Wv5Z2rpGI.
{"copyright_id":"0x9b34686aab5f3bf7e31fdb9228bbab02dc1b06f57157517ae950eb926b655f0d","isrc":"BREMI8200002","name":"Fio De Cabelo","registered_at":"2026-06-04T16:00:50Z","spotify_id":"23YivytkoHqnZnOvuj29mC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b34686aab5f3bf7e31fdb9228bbab02dc1b06f57157517ae950eb926b655f0d. 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/23YivytkoHqnZnOvuj29mC.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/23YivytkoHqnZnOvuj29mC.
Seleção de Ouro - João Mineiro & Marciano
Relíquias do Tempo (Nova Seleção de João Mineiro & Marciano)
{"copyright_id":"0xdf986ed71c615f59f279b09bb4af6c3e2d617d29cd01404d866a09b40aa4f475","isrc":"BREMI9000038","name":"A Pretendida","registered_at":"2026-06-24T13:34:07Z","spotify_id":"4ooJUG2ItTxlpB5TnGlqxs","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf986ed71c615f59f279b09bb4af6c3e2d617d29cd01404d866a09b40aa4f475. 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/4ooJUG2ItTxlpB5TnGlqxs.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/4ooJUG2ItTxlpB5TnGlqxs.
{"copyright_id":"0xaabbbb8af947af44138b5125bffbf1a4d8f90cde59517d93db90260e352760eb","isrc":"BREMI8800023","name":"Ainda Ontem Chorei De Saudade","registered_at":"2026-06-08T03:26:57Z","spotify_id":"1bQeBRoZYbziEmWrBvgmem","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaabbbb8af947af44138b5125bffbf1a4d8f90cde59517d93db90260e352760eb. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1bQeBRoZYbziEmWrBvgmem.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/1bQeBRoZYbziEmWrBvgmem.
{"copyright_id":"0x5a23adab626413ee2bc0c9a1d82f8905aeef4469beb42cd60024b90fe19add25","isrc":"BREMI8400047","name":"As Paredes Azuis","registered_at":"2026-06-23T07:09:36Z","spotify_id":"4Avnk6RuatpXkRXyXAInII","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a23adab626413ee2bc0c9a1d82f8905aeef4469beb42cd60024b90fe19add25. 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/4Avnk6RuatpXkRXyXAInII.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/4Avnk6RuatpXkRXyXAInII.
{"copyright_id":"0xaabbbb8af947af44138b5125bffbf1a4d8f90cde59517d93db90260e352760eb","isrc":"BREMI8800023","name":"Ainda Ontem Chorei De Saudade","registered_at":"2026-06-08T03:26:57Z","spotify_id":"2MTvmwRMWpvjCNKFrM12zf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaabbbb8af947af44138b5125bffbf1a4d8f90cde59517d93db90260e352760eb. 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/2MTvmwRMWpvjCNKFrM12zf.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/2MTvmwRMWpvjCNKFrM12zf.
Top Sertanejo: Top 104,1 Fm Clássicos, Vol. 1
{"copyright_id":"0xaabbbb8af947af44138b5125bffbf1a4d8f90cde59517d93db90260e352760eb","isrc":"BREMI8800023","name":"Ainda Ontem Chorei De Saudade","registered_at":"2026-06-08T03:26:57Z","spotify_id":"6JnKo8mtNQwH8tIyeEA404","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaabbbb8af947af44138b5125bffbf1a4d8f90cde59517d93db90260e352760eb. 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/6JnKo8mtNQwH8tIyeEA404.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/6JnKo8mtNQwH8tIyeEA404.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e8dff6bb3b868f397114e5429a72287b675de7461c108c5ea3a632840eba066. 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/2DcilpeskWgWA0SNJCRP7I.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/2DcilpeskWgWA0SNJCRP7I.