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 0x2103440a6822c79ceecc9beda1784c6f7c07ae0f9e28d54ddaade9c4a0f8a19d. 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/0676be58-f9c1-4ff6-903e-4d9b00b228a3.json and https://artists.proofprofile.net/proofs/artist/0676be58-f9c1-4ff6-903e-4d9b00b228a3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Hayi Baleka (feat. Ricky Lenyora & Tman Xpress)
{"copyright_id":"0x1694de365db128092ed01c0f911bf444668f9bfcf302dd360077cf51f99ea123","isrc":"ZAA012300165","name":"Hayi Baleka (feat. Ricky Lenyora & Tman Xpress)","registered_at":"2026-06-18T09:49:57Z","spotify_id":"0HAawzskNEhW90xDhQ02nW","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 0x1694de365db128092ed01c0f911bf444668f9bfcf302dd360077cf51f99ea123. 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/0HAawzskNEhW90xDhQ02nW.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/0HAawzskNEhW90xDhQ02nW.
{"copyright_id":"0x1694de365db128092ed01c0f911bf444668f9bfcf302dd360077cf51f99ea123","isrc":"ZAA012300165","name":"Hayi Baleka (feat. Ricky Lenyora & Tman Xpress)","registered_at":"2026-06-18T09:49:57Z","spotify_id":"19ixo0fSLc2D5HPu6XNKRl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1694de365db128092ed01c0f911bf444668f9bfcf302dd360077cf51f99ea123. 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/19ixo0fSLc2D5HPu6XNKRl.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/19ixo0fSLc2D5HPu6XNKRl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2df12b090cabdfc05beba725bcde8e2ac81c66f539b72e98b52c14cd17efb520. 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/3Y5VZH1oZzDLV2tNWrv2kX.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/3Y5VZH1oZzDLV2tNWrv2kX.
Cocktail (feat. DJ Maphorisa, Daliwonga, Madumane & Leon Lee)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf749af7b42a5630e29d65a0c8066d6dc777e0a75ba58ed923a47c51e01d75231. 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/44hfnGSr22dHGCEyCf4BX6.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/44hfnGSr22dHGCEyCf4BX6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x687bdb9c349330162094d108ef1a55bf99814b4ed75a2430997e4f390be87af9. 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/7GsCckIbKZnmuy0Tw9pAgD.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/7GsCckIbKZnmuy0Tw9pAgD.
Idlozi (feat. Xduppy, Mellow & Sleazy, Yumbs, LeeMcKrazy, Scotts Maphuma & CowBoii)
{"copyright_id":"0x08b4dc8a94e7337c970d351f5c80a3889c55656c592e320bf58eb4949d348a31","isrc":"ZBN532400014","name":"Idlozi (feat. Xduppy, Mellow & Sleazy, Yumbs, LeeMcKrazy, Scotts Maphuma & CowBoii)","registered_at":"2026-06-18T23:26:40Z","spotify_id":"0XRPdCeo4OHk3dYjB7SLXW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08b4dc8a94e7337c970d351f5c80a3889c55656c592e320bf58eb4949d348a31. 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/0XRPdCeo4OHk3dYjB7SLXW.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/0XRPdCeo4OHk3dYjB7SLXW.
Phatha Phatha (feat. Sjax, Tumilemang, Ta_x_rsa, W4DE & 2woshort)
{"copyright_id":"0x0b47ba6c8c33b9f67d3f4b245487b1efc5902454f90b9223b8119b27825d52ef","isrc":"ZBN532400015","name":"Phatha Phatha (feat. Sjax, Tumilemang, Ta_x_rsa, W4DE & 2woshort)","registered_at":"2026-06-19T19:34:34Z","spotify_id":"4KSNHBPjvtRyoN4B71QEYZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b47ba6c8c33b9f67d3f4b245487b1efc5902454f90b9223b8119b27825d52ef. 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/4KSNHBPjvtRyoN4B71QEYZ.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/4KSNHBPjvtRyoN4B71QEYZ.
{"copyright_id":"0x50aa09bb8a810022dd650bbee95f7ae0195954de4f0f09438b70202b358769a5","isrc":"ZBN532400016","name":"Kadi Zaza (feat. Tumilemang & Mellow)","registered_at":"2026-06-18T23:28:28Z","spotify_id":"3uaGJm4KcndyHJpt7yPHbu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50aa09bb8a810022dd650bbee95f7ae0195954de4f0f09438b70202b358769a5. 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/3uaGJm4KcndyHJpt7yPHbu.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/3uaGJm4KcndyHJpt7yPHbu.
{"copyright_id":"0x96759b44f61beb8e7e69cf95a70f88a568c5e1ab6c3d0fd6869647bced59bd3e","isrc":"ZBN532400011","name":"Am'apetito (feat. 2woshort & Stompiiey)","registered_at":"2026-06-11T03:40:45Z","spotify_id":"11vEpvdocZDiajjDUnCoBa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96759b44f61beb8e7e69cf95a70f88a568c5e1ab6c3d0fd6869647bced59bd3e. 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/11vEpvdocZDiajjDUnCoBa.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/11vEpvdocZDiajjDUnCoBa.
{"copyright_id":"0xe0c93a6c20c0a54e1df4cac9b5e91c14f23d85169eca4781f74151881c29bcf1","isrc":"QZWFH2390832","name":"Cold Blooded","registered_at":"2026-06-24T02:06:44Z","spotify_id":"1zJBBWhzu9gvDZ42XRCjKd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0c93a6c20c0a54e1df4cac9b5e91c14f23d85169eca4781f74151881c29bcf1. 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/1zJBBWhzu9gvDZ42XRCjKd.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/1zJBBWhzu9gvDZ42XRCjKd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2df12b090cabdfc05beba725bcde8e2ac81c66f539b72e98b52c14cd17efb520. 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/0cCQI06htcHZfszle6Y2cz.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/0cCQI06htcHZfszle6Y2cz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcf06310133731254c902039b8dacda4ff49d8da68d4d369c7a09b2b83788a9b3. 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/5jZW2X899ei8UiIkNJDrxY.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/5jZW2X899ei8UiIkNJDrxY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd82213bffb424710cb09b6e9bdd374820d8952cf9256429fbc379c2a7da05ad. 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/3xPsHIBAFsl2x1WYiU91F1.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/3xPsHIBAFsl2x1WYiU91F1.
Konnichiwa (feat. TNK MusiQ, Malum.Hypeman & Ultrasoft)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a38be2672cf6d31421450d95afbe9619d7cffb83b6bb941689355d7cde41efc. 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/4ArzBz45miXPgiXTI7mC9m.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/4ArzBz45miXPgiXTI7mC9m.
{"copyright_id":"0x3817a56f7ccc20600b4d0c2f583d7e8b902e5e525bcade8e388ee4c1f8a39c11","isrc":"QZK6M2289890","name":"Pushing Perkashin","registered_at":"2026-06-11T01:45:27Z","spotify_id":"2Q97xHzrL18wd9M5cSLLFJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3817a56f7ccc20600b4d0c2f583d7e8b902e5e525bcade8e388ee4c1f8a39c11. 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/2Q97xHzrL18wd9M5cSLLFJ.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/2Q97xHzrL18wd9M5cSLLFJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03f31a661bfe7136f18a8b512158b4de424c65bdbb6eb9017b87754bc8a1bce9. 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/7c5rKCDYYbyBsLlJ00NgCD.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/7c5rKCDYYbyBsLlJ00NgCD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92eacdc221c94266283ae02abe34729f0e94348d2da6efc094945ec577fce443. 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/3hW76PGS3H5IQ6dwl8mNwk.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/3hW76PGS3H5IQ6dwl8mNwk.