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 0xac8bb2f44bd9f4e0442bc961023aef7e8d4d3256d57819a0f066bcf0a408d7b0. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5ce598f1-b79a-489c-8805-3b6a72d3421f.json and https://artists.proofprofile.net/proofs/artist/5ce598f1-b79a-489c-8805-3b6a72d3421f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Yebo Baba (feat. Madumane, Mellow & Sleazy, Uncool MC, Ricky Lenyora & Sir Trill)
{"copyright_id":"0x8e932baadf8152aa8eab71266cfa013f7f5931cf3f2f841e438da03c81c0a3cd","isrc":"ZBN532300001","name":"Yebo Baba (feat. Madumane, Mellow & Sleazy, Uncool MC, Ricky Lenyora & Sir Trill)","registered_at":"2026-06-08T23:46:01Z","spotify_id":"2RFF88OSVsyonQSUncKfDj","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 0x8e932baadf8152aa8eab71266cfa013f7f5931cf3f2f841e438da03c81c0a3cd. 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/2RFF88OSVsyonQSUncKfDj.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/2RFF88OSVsyonQSUncKfDj.
{"copyright_id":"0x22effdc1558a7411fd8995672577392caec652e86813e79aded6d22ca385ba30","isrc":"ZB1OS2200086","name":"Messiah (feat. Madumane)","registered_at":"2026-06-25T04:52:29Z","spotify_id":"17HZGE8gBixZdPEXye4sEX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22effdc1558a7411fd8995672577392caec652e86813e79aded6d22ca385ba30. 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/17HZGE8gBixZdPEXye4sEX.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/17HZGE8gBixZdPEXye4sEX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84230b7a7d511685b3d926806d3d740447bc44b1a11661fd10b443f3ee43b5cc. 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/4KPKcnNee8ynOSLcmWAVYZ.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/4KPKcnNee8ynOSLcmWAVYZ.
Drip Drip Juluka (feat. Madumane, Kabza De Small & Tyler ICU)
{"copyright_id":"0x736b605b489a1939480a5c0b36d1dae2ef13811647be34bcf93ac682a620d01d","isrc":"ZAC012000208","name":"Drip Drip Juluka (feat. Madumane, Kabza De Small & Tyler ICU)","registered_at":"2026-06-23T22:15:38Z","spotify_id":"7racAEiPqlEmitj8owzOAD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x736b605b489a1939480a5c0b36d1dae2ef13811647be34bcf93ac682a620d01d. 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/7racAEiPqlEmitj8owzOAD.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/7racAEiPqlEmitj8owzOAD.
Izolo (feat. Madumane, Mpura & Daliwonga)
{"copyright_id":"0x2a64fcce1529f86f89c45c4682208baec84f251f1ff6f4c5b7bcfecf3abea4a0","isrc":"ZAC012100148","name":"Izolo (feat. Madumane, Mpura & Daliwonga)","registered_at":"2026-06-04T07:58:56Z","spotify_id":"2lM7orFD058wiAiBixzffm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a64fcce1529f86f89c45c4682208baec84f251f1ff6f4c5b7bcfecf3abea4a0. 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/2lM7orFD058wiAiBixzffm.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/2lM7orFD058wiAiBixzffm.
Ba Straata (feat. 2woshort, Stompiiey, Shaunmusiq & Ftears & Madumane)
{"copyright_id":"0xacd7a5a3bc13036c33a29fda15bd2d3c86a2d58299c9f7dc198854ba1424a7a3","isrc":"ZB1OS2200107","name":"Ba Straata (feat. 2woshort, Stompiiey, Shaunmusiq & Ftears & Madumane)","registered_at":"2026-06-04T14:58:57Z","spotify_id":"3DssiWp4pAGNvPrvHVi94f","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacd7a5a3bc13036c33a29fda15bd2d3c86a2d58299c9f7dc198854ba1424a7a3. 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/3DssiWp4pAGNvPrvHVi94f.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/3DssiWp4pAGNvPrvHVi94f.
{"copyright_id":"0xacd7a5a3bc13036c33a29fda15bd2d3c86a2d58299c9f7dc198854ba1424a7a3","isrc":"ZB1OS2200107","name":"Ba Straata (feat. 2woshort, Stompiiey, Shaunmusiq & Ftears & Madumane)","registered_at":"2026-06-04T14:58:57Z","spotify_id":"4lOujgdHEUyFThYND4EmlQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacd7a5a3bc13036c33a29fda15bd2d3c86a2d58299c9f7dc198854ba1424a7a3. 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/4lOujgdHEUyFThYND4EmlQ.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/4lOujgdHEUyFThYND4EmlQ.
MABOKO (feat. 2woshort, Stompiiey, Shaunmusiq & Ftears & Madumane)
{"copyright_id":"0x0dac9cacc465f9994a750853ff2200240dca2ec15553d48aa7b171549db8929b","isrc":"ZB1OS2200114","name":"MABOKO (feat. 2woshort, Stompiiey, Shaunmusiq & Ftears & Madumane)","registered_at":"2026-06-20T00:29:49Z","spotify_id":"4Ljxv42ATXbgEAEtBEP8gy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dac9cacc465f9994a750853ff2200240dca2ec15553d48aa7b171549db8929b. 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/4Ljxv42ATXbgEAEtBEP8gy.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/4Ljxv42ATXbgEAEtBEP8gy.
Into encane (feat. Mas Musiq, Aymos & Madumane)
{"copyright_id":"0x15229ced0644276873e5444ac2aa3aa293e34d2a0cc503f5b18b6d474ab5fc70","isrc":"ZA56E2200974","name":"Usenemali (feat. Madumane, Focalistic)","registered_at":"2026-06-21T16:10:11Z","spotify_id":"1fyVpB3F62vj5WeVqjFDXf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15229ced0644276873e5444ac2aa3aa293e34d2a0cc503f5b18b6d474ab5fc70. 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/1fyVpB3F62vj5WeVqjFDXf.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/1fyVpB3F62vj5WeVqjFDXf.
Cocktail (feat. DJ Maphorisa, Daliwonga, Madumane & Leon Lee)
Imali iKhona (feat. Mellow & Sleazy, Madumane & Uncool MC)
{"copyright_id":"0xf258bc9f2361adb58583658e6e3bd64525aa67672a90c885eb8fccf5465f9a37","isrc":"ZB1OS2300220","name":"Imali iKhona (feat. Mellow & Sleazy, Madumane & Uncool MC)","registered_at":"2026-06-05T14:06:38Z","spotify_id":"4W6MsZnV6zeqtaNeDvrgLD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf258bc9f2361adb58583658e6e3bd64525aa67672a90c885eb8fccf5465f9a37. 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/4W6MsZnV6zeqtaNeDvrgLD.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/4W6MsZnV6zeqtaNeDvrgLD.
Iscefe Esimnandi (feat. Mellow & Sleazy, Madumane, TheBuu & Lastborn Diroba)
{"copyright_id":"0xcaeeb60d1863930c6787b7ac068ba2d6bcc80942a623c6817374ef00046b048d","isrc":"ZB1OS2300224","name":"Iscefe Esimnandi (feat. Mellow & Sleazy, Madumane, TheBuu & Lastborn Diroba)","registered_at":"2026-06-07T03:57:24Z","spotify_id":"14sd98yW6fhssHEpBS98il","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcaeeb60d1863930c6787b7ac068ba2d6bcc80942a623c6817374ef00046b048d. 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/14sd98yW6fhssHEpBS98il.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/14sd98yW6fhssHEpBS98il.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x750353943865a0c4244679e5b6016350d5981d41ad571c8063d181d0e078032e. 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/2IcI7Sau9h9IiFssvFxxvz.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/2IcI7Sau9h9IiFssvFxxvz.
{"copyright_id":"0xf258bc9f2361adb58583658e6e3bd64525aa67672a90c885eb8fccf5465f9a37","isrc":"ZB1OS2300220","name":"Imali iKhona (feat. Mellow & Sleazy)","registered_at":"2026-06-05T14:06:38Z","spotify_id":"0JmkeXabE9DqTCZS1sVrze","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf258bc9f2361adb58583658e6e3bd64525aa67672a90c885eb8fccf5465f9a37. 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/0JmkeXabE9DqTCZS1sVrze.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/0JmkeXabE9DqTCZS1sVrze.
{"copyright_id":"0x8e932baadf8152aa8eab71266cfa013f7f5931cf3f2f841e438da03c81c0a3cd","isrc":"ZBN532300001","name":"Yebo Baba (feat. Madumane, Mellow & Sleazy, Uncool MC, Ricky Lenyora & Sir Trill)","registered_at":"2026-06-08T23:46:01Z","spotify_id":"6k0eQe5RoZUIZKeCVL2ctC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e932baadf8152aa8eab71266cfa013f7f5931cf3f2f841e438da03c81c0a3cd. 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/6k0eQe5RoZUIZKeCVL2ctC.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/6k0eQe5RoZUIZKeCVL2ctC.
Wa Senya (feat. Madumane, TmanXpress, Ricky Lenyora & Fino)
Ama Ice (feat. Madumane, Lihle Bliss & ShaunMusiq & Ftears)
{"copyright_id":"0x8704cf8eaed3b639c92a4875db08b97c152c2967ef2ebe5418dcb40958fae3ed","isrc":"ZBN532300008","name":"Ama Ice (feat. Madumane, Lihle Bliss & ShaunMusiq & Ftears)","registered_at":"2026-06-26T05:47:13Z","spotify_id":"1uwZJoh5w5boCeOgQnqtTT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8704cf8eaed3b639c92a4875db08b97c152c2967ef2ebe5418dcb40958fae3ed. 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/1uwZJoh5w5boCeOgQnqtTT.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/1uwZJoh5w5boCeOgQnqtTT.
Thata Ahh (feat. Young Stunna, Madumane & Tyla)
{"copyright_id":"0x79aece44f4977af23d16b7905546319591dc73f5efe26ac8a8460703fe1a2e2b","isrc":"ZB1OS2200144","name":"Thata Ahh (feat. Young Stunna, Madumane & Tyla)","registered_at":"2026-06-04T10:20:27Z","spotify_id":"1lp3GifJS4r6hE6vUCfBzS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79aece44f4977af23d16b7905546319591dc73f5efe26ac8a8460703fe1a2e2b. 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/1lp3GifJS4r6hE6vUCfBzS.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/1lp3GifJS4r6hE6vUCfBzS.