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 0xaabb4a82b7545bf5c0cd30bbc6e1a5486fdd26b138691d7d3b3b71da2d48ecab. 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/e77f59df-8c87-4321-be93-d64f31fdac88.json and https://artists.proofprofile.net/proofs/artist/e77f59df-8c87-4321-be93-d64f31fdac88.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 0x3c404394a15785308286da7a7ec2274e8df4dc70c9ef35abb99576a4e22739b3. 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/6A4zGCYi9jVU9fxDl6OFNU.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/6A4zGCYi9jVU9fxDl6OFNU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabe9efc80c1a68d0ecfd00649c035f3ac7016fbb38dce2c3da3c7ade2f90abdd. 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/3712FlSpkJNSMIkkHM63RK.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/3712FlSpkJNSMIkkHM63RK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x979549543bc4decdd28275215cb02241590ad11554a0c6c1028f19652157955a. 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/6Wy3t864uca37z9488GcAv.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/6Wy3t864uca37z9488GcAv.
{"copyright_id":"0x41836244ad24d1534a2f0d2f02ebbedd4b099f64289ba309eb04dcc023534dd3","isrc":"BKMCY2300003","name":"Porta do Sol","registered_at":"2026-06-20T19:34:40Z","spotify_id":"2mUbpkITamDaIRCNS7EkGB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41836244ad24d1534a2f0d2f02ebbedd4b099f64289ba309eb04dcc023534dd3. 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/2mUbpkITamDaIRCNS7EkGB.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/2mUbpkITamDaIRCNS7EkGB.
{"copyright_id":"0x0167c474f47af94e39b70cacfc533d415b0743da5106bac345c6a4d3cc869cae","isrc":"BKMCY2300004","name":"Marco Zero","registered_at":"2026-06-22T01:36:51Z","spotify_id":"2ej3HslF0qezTz17bKpXWz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0167c474f47af94e39b70cacfc533d415b0743da5106bac345c6a4d3cc869cae. 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/2ej3HslF0qezTz17bKpXWz.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/2ej3HslF0qezTz17bKpXWz.
{"copyright_id":"0x833facfa2db45a75e992d7c970742c42c860089d3929c456a8b1fc032f0ec45f","isrc":"BKMCY2300005","name":"O Velório da Solidão","registered_at":"2026-06-07T07:42:34Z","spotify_id":"3PBrIqkwv1RRs3AiprL20W","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x833facfa2db45a75e992d7c970742c42c860089d3929c456a8b1fc032f0ec45f. 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/3PBrIqkwv1RRs3AiprL20W.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/3PBrIqkwv1RRs3AiprL20W.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7bed40995604ddf00035b5980c6590c6ef3cb2c6fb4a795188b29563907c222. 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/5LemWI2j9eEMlvuOrPSBgW.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/5LemWI2j9eEMlvuOrPSBgW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0590c596c8dd58347c8d1b9af515a7f3a63ea2e0cbcb48717c3a348b297fdf9b. 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/1PaFR8OTT5AjJ9aZrq2msc.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/1PaFR8OTT5AjJ9aZrq2msc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf4b7671dd8819de13c1dc8b365626d730d7632d6e6e230f2b32e25a08f4d9ba. 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/3AIrNyjOJSswXfNr0OR2pC.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/3AIrNyjOJSswXfNr0OR2pC.
{"copyright_id":"0xbcd47b6c469c1588edcfeb7e4ac1205662d739821f70f4e7d019267197514eee","isrc":"BKMCY2300009","name":"Louvor em Brasilês","registered_at":"2026-06-20T06:43:46Z","spotify_id":"5cC6mFQOvQuBFEaMVyC4OQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbcd47b6c469c1588edcfeb7e4ac1205662d739821f70f4e7d019267197514eee. 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/5cC6mFQOvQuBFEaMVyC4OQ.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/5cC6mFQOvQuBFEaMVyC4OQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66d2418c810f32ebe5efadda30d2434ae5d9550b9b491033d7c36c40e7ffe925. 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/7poPBtuHtG802rJduuuxAM.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/7poPBtuHtG802rJduuuxAM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x284c35d997649cfeb173453126c187f8595adfd4b4ad6fd613a63cf38fcf517e. 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/4a39CefXD66W83IyN5UYjP.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/4a39CefXD66W83IyN5UYjP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f83fa17e5e62c61e00d04c4ea867803f22b8e70c6ed052b351ddf00a89a67a0. 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/5FmKs3FwkNO5T0M0c4Wbcl.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/5FmKs3FwkNO5T0M0c4Wbcl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x337f08b4a3655181054e3d14b04058850e60305ed2ae84a6bbf240a07c120a86. 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/76MLllEqdLHOU3bCfIvvRd.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/76MLllEqdLHOU3bCfIvvRd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb50a147a79737742fc28e95b9a81bc9f95a6150b9bf7d066ffae1246b11043ef. 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/231uncCdXawIE8k36p10nV.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/231uncCdXawIE8k36p10nV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6b0e633244832f5b5ceb1dab0392a31a2198a6c8c39992872dca310d0ae415c. 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/37QDI4bEtk0euWj5C49lvM.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/37QDI4bEtk0euWj5C49lvM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66d2418c810f32ebe5efadda30d2434ae5d9550b9b491033d7c36c40e7ffe925. 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/56DFcZFx73x4cCklrqnscN.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/56DFcZFx73x4cCklrqnscN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb50a147a79737742fc28e95b9a81bc9f95a6150b9bf7d066ffae1246b11043ef. 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/59PELq2R8beUiVJvruUavt.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/59PELq2R8beUiVJvruUavt.
{"copyright_id":"0xbcd47b6c469c1588edcfeb7e4ac1205662d739821f70f4e7d019267197514eee","isrc":"BKMCY2300009","name":"Louvor em Brasilês","registered_at":"2026-06-20T06:43:46Z","spotify_id":"2tkJxXrD1ibKgReEHbB0Or","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbcd47b6c469c1588edcfeb7e4ac1205662d739821f70f4e7d019267197514eee. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2tkJxXrD1ibKgReEHbB0Or.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/2tkJxXrD1ibKgReEHbB0Or.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x271c711df618770ef02f82169bb786d96de7934e9d343578600fe6148d0dde49. 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/3yfEnhHELrYfsaNwOHc2bU.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/3yfEnhHELrYfsaNwOHc2bU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c3e036a773b3bc3e1770a6bd21317f91002e7c12df89a3c49e5c975e9777575. 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/4oyLGKhOUt2bfyFANg3Hrg.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/4oyLGKhOUt2bfyFANg3Hrg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42e748a111a89090e9f77d45d2177834a66b5b48010efa7daa620dbba94132a5. 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/3bwSzDq7fPIQEBBIXnbbG1.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/3bwSzDq7fPIQEBBIXnbbG1.
{"copyright_id":"0x61dbccf67e6e6d9f29a8804cf3b896821c0d19268ebf245b89ae2d72127c9422","isrc":"BKMCY2400013","name":"Verso 4 - Saltar no Infinito","registered_at":"2026-06-08T20:24:45Z","spotify_id":"67yd9O8veT3h0ixPwaAMaY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61dbccf67e6e6d9f29a8804cf3b896821c0d19268ebf245b89ae2d72127c9422. 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/67yd9O8veT3h0ixPwaAMaY.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/67yd9O8veT3h0ixPwaAMaY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb902865ecd255a0ab9668c9608c234790e43079633e5ae498514819f51472ed8. 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/636LES5SuJBJzsdxbanZ7T.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/636LES5SuJBJzsdxbanZ7T.
{"copyright_id":"0x3be6f8b8f77514fa2007c447912f7e32da01f22bdbcd24c99a0a93f3ffcd6c61","isrc":"BKMCY2400014","name":"Verso 6 - Alguém pra Falar","registered_at":"2026-06-08T03:43:58Z","spotify_id":"5iIKj6dM787YzYlw8moJZy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3be6f8b8f77514fa2007c447912f7e32da01f22bdbcd24c99a0a93f3ffcd6c61. 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/5iIKj6dM787YzYlw8moJZy.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/5iIKj6dM787YzYlw8moJZy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab3b0d06222f0ebf95c224b2429923b55d50373781fb465104288f6bb3638ef3. 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/4RLPkOfPwSQ12breZAuyAf.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/4RLPkOfPwSQ12breZAuyAf.
{"copyright_id":"0x20e29353ced5ee3b63e8485951a5bfc2c2e684b2c44c6ec9e128efde2eebc9c5","isrc":"BKMCY2400011","name":"Verso 8 - O Retirante","registered_at":"2026-06-08T03:42:24Z","spotify_id":"0axKzjCBf2OvvIhLaAvBmP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20e29353ced5ee3b63e8485951a5bfc2c2e684b2c44c6ec9e128efde2eebc9c5. 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/0axKzjCBf2OvvIhLaAvBmP.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/0axKzjCBf2OvvIhLaAvBmP.
{"copyright_id":"0x27ea0abfbe77dfa1ae8372afaf496d9a2d3687ae439dfe55adcf0c0d6e527aa1","isrc":"BKMCY2400018","name":"Faixa Técnica","registered_at":"2026-06-23T08:06:52Z","spotify_id":"187wMQZOqCSg40yGOGyaPX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27ea0abfbe77dfa1ae8372afaf496d9a2d3687ae439dfe55adcf0c0d6e527aa1. 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/187wMQZOqCSg40yGOGyaPX.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/187wMQZOqCSg40yGOGyaPX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaecdea156d87980261dda3cc132ed86cde74ae92ac5d8830c2a92792c225e923. 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/6z6SJ43KPjsrYRHp7GJOhc.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/6z6SJ43KPjsrYRHp7GJOhc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f0db0ffdbcc29e49279ad452a9949f6c18e8e40d229c9a416da43dd456dc3a7. 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/7IUAqrJGJad48DxjVkIvym.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/7IUAqrJGJad48DxjVkIvym.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8ce1aa0bfa4e8ea2d9df8264ccd7e17194e75c13654f141a9064be49edc6768. 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/2YE0Ug1v3y0zIjeRRWlNaB.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/2YE0Ug1v3y0zIjeRRWlNaB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x497ad5f247e89d9286106cd5120f5bad27e88d8e0c2b3e49d413d979304a027c. 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/5wabYpyC1WwNRQMg9jfbtV.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/5wabYpyC1WwNRQMg9jfbtV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47ba1a361f53695529c4e514e90b75f07e4102083a41554893ae7bb2e52ffbe6. 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/335P5tsZuIj3bbcVteo7y0.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/335P5tsZuIj3bbcVteo7y0.
{"copyright_id":"0x20e29353ced5ee3b63e8485951a5bfc2c2e684b2c44c6ec9e128efde2eebc9c5","isrc":"BKMCY2400011","name":"Verso 8 - O Retirante","registered_at":"2026-06-08T03:42:24Z","spotify_id":"6pi30M9Oa8RMQlV1k9xyTk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20e29353ced5ee3b63e8485951a5bfc2c2e684b2c44c6ec9e128efde2eebc9c5. 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/6pi30M9Oa8RMQlV1k9xyTk.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/6pi30M9Oa8RMQlV1k9xyTk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x602b1857b97b226eae0ed7c6cd2c7056540e9ecb451767a0c56984cd2a341d6b. 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/4KsAJR3Bc1XzgpFF1DvcCb.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/4KsAJR3Bc1XzgpFF1DvcCb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c75060900af38c3764803fcd3ffc504d5433362b1e5e94f6f4e20e81eb6d384. 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/5Ko6p4zKonPRrBHWhmPjay.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/5Ko6p4zKonPRrBHWhmPjay.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf991d6079dfc4330c77ccea4c96da9e0b55118d1b52450788360cc0d9a2ab5d5. 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/6dT9P3I2DkltF7anCbFh9U.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/6dT9P3I2DkltF7anCbFh9U.
{"copyright_id":"0x7fdbdfefa6c14c26301e0ea85961c6df9dcd35bf44484acbb1241ae9857ed084","isrc":"BCYLD2200028","name":"Canção de Adão","registered_at":"2026-06-10T04:16:01Z","spotify_id":"6akpzOtR9kSgcE29BUXwYk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fdbdfefa6c14c26301e0ea85961c6df9dcd35bf44484acbb1241ae9857ed084. 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/6akpzOtR9kSgcE29BUXwYk.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/6akpzOtR9kSgcE29BUXwYk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89dfba14ab05393e5258ec62996d671c158d024b44df794364627148c776debe. 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/58K9FVZBqW2rwIlt83aD9p.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/58K9FVZBqW2rwIlt83aD9p.
{"copyright_id":"0x1a57b2a74dd87a3835dacd93325ec2f119cfa8b15da581f1c6e60db42c7134b0","isrc":"BCMCX2000024","name":"Sereno do Alarido","registered_at":"2026-06-22T01:51:01Z","spotify_id":"6oy9vARjchJlPolJmJHc2g","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a57b2a74dd87a3835dacd93325ec2f119cfa8b15da581f1c6e60db42c7134b0. 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/6oy9vARjchJlPolJmJHc2g.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/6oy9vARjchJlPolJmJHc2g.
{"copyright_id":"0x6680a63a3c3e37ea8c95ff2d916bbebf190f0a2a9348da8463f762c5b0d74814","isrc":"BCMCX2000025","name":"Patrícia, de Onde Vim","registered_at":"2026-06-10T17:46:18Z","spotify_id":"6A7mzzchwKZ5dSX6XLN8O0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6680a63a3c3e37ea8c95ff2d916bbebf190f0a2a9348da8463f762c5b0d74814. 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/6A7mzzchwKZ5dSX6XLN8O0.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/6A7mzzchwKZ5dSX6XLN8O0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f002d7f92fdd8487f6587f4f6223573a5e488168f25c161c9bae535a06d7bf0. 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/2ZKPiCCuIb4c6VJg6dTYu7.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/2ZKPiCCuIb4c6VJg6dTYu7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1c05199928431736f814b166365595d3bb918de0e6958b7d455dad8efb64980. 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/610ByPM8zQtMk708ZnrTTM.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/610ByPM8zQtMk708ZnrTTM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8cf7dff43ee8366a92d81ba6a7e3a02a01324cdea8fa965bd9c1d05a649e9785. 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/4jjrIXdwzo7pp41wrTPDPw.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/4jjrIXdwzo7pp41wrTPDPw.
{"copyright_id":"0x99e6624d35c74e4aaf4a48c6d296a2bdf66724152b8fcccc200f41cfaf6e4f62","isrc":"BCMCX2000028","name":"Volta a Alta Terra","registered_at":"2026-06-11T12:50:42Z","spotify_id":"35gwse1S8fgeyVCHgyD4MW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99e6624d35c74e4aaf4a48c6d296a2bdf66724152b8fcccc200f41cfaf6e4f62. 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/35gwse1S8fgeyVCHgyD4MW.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/35gwse1S8fgeyVCHgyD4MW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9ed2a24453b4061d91c605507a8c058714487854fe0316ae2dcbf89a6c8bb40. 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/2EzRtgbO0tbFB3h3DX8mqW.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/2EzRtgbO0tbFB3h3DX8mqW.
{"copyright_id":"0x74e784cdb18f0d5549fb10a8ba51d9c8fba806404eca5933b76745b05ba6066f","isrc":"BCMCX2000030","name":"Jardim; Terei","registered_at":"2026-06-18T01:18:57Z","spotify_id":"3eHLcPjluFocet9ojzlpx4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74e784cdb18f0d5549fb10a8ba51d9c8fba806404eca5933b76745b05ba6066f. 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/3eHLcPjluFocet9ojzlpx4.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/3eHLcPjluFocet9ojzlpx4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x866284599e1a20b25ccc363b7e7f3535a6edd0d8481f5eb7acfa63c2216d5108. 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/1YLF402o3Jss6uGOfEWCpw.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/1YLF402o3Jss6uGOfEWCpw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ec7b2f88a84c653370eef180c80b663fb53fcd2427fd240206031d5d0227cf5. 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/6V8YsDVQfqB0tggbo4ld5R.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/6V8YsDVQfqB0tggbo4ld5R.
{"copyright_id":"0x2bd2f9e9a6e3accf0f6b515a6afa1bd7be812ff03029f0234f64a72d84a68570","isrc":"BCMCX2000034","name":"Mãe; Mainha","registered_at":"2026-06-22T01:39:49Z","spotify_id":"0SoF9loxq3f3LiACDbnqLt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2bd2f9e9a6e3accf0f6b515a6afa1bd7be812ff03029f0234f64a72d84a68570. 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/0SoF9loxq3f3LiACDbnqLt.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/0SoF9loxq3f3LiACDbnqLt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2551c031afeb9d5e198a84b3f53a5d4e9b3e39cba922edfbea68d7c637e40e13. 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/6Q9eFZuKmjOni7A2oFFa14.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/6Q9eFZuKmjOni7A2oFFa14.