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 0xd9b67d23b6f82632e657578807021b78c08994e7f8e049f234ba7c9d92122595. 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/dad905b8-f503-4d19-8ba1-c23e01abe010.json and https://artists.proofprofile.net/proofs/artist/dad905b8-f503-4d19-8ba1-c23e01abe010.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xe4aaf69a63c0ac4cb4903410aecfd50458426d42212b2cb92c29a862fdddc926","isrc":"ZB88P2100077","name":"Wax (feat. Stakev)","registered_at":"2026-06-21T09:55:52Z","spotify_id":"3piPWEqnbKDzmOma8tgWUx","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 0xe4aaf69a63c0ac4cb4903410aecfd50458426d42212b2cb92c29a862fdddc926. 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/3piPWEqnbKDzmOma8tgWUx.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/3piPWEqnbKDzmOma8tgWUx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2c976d19935a7cfeed3efc9447ce435215709b7e0c64ee6783220e597014236. 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/7EOUV12XFZgVXMom4oRzjE.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/7EOUV12XFZgVXMom4oRzjE.
{"copyright_id":"0xbc275ec9b22afa5fd625bc16a76cd75fdbc227d45c53c43092ccbe8f5188ea3f","isrc":"ZB88P2100073","name":"Uni 1 (feat. Nkulee501 & Skroef 28)","registered_at":"2026-06-19T17:50:01Z","spotify_id":"2Psimpvawjd3SUkJWt9dGj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc275ec9b22afa5fd625bc16a76cd75fdbc227d45c53c43092ccbe8f5188ea3f. 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/2Psimpvawjd3SUkJWt9dGj.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/2Psimpvawjd3SUkJWt9dGj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d03a11dd5fa0c78f397798863b086e60b1131a2b45089ab8566819a028ef297. 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/62PbbIDGf6AqbpAdNVOIOS.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/62PbbIDGf6AqbpAdNVOIOS.
{"copyright_id":"0x62e0b701d4065165e1287ed30adc57d14da8c777a53d9cfb7fbe16ac61f17ca0","isrc":"ZB88P2100042","name":"Get It (feat. Nkulee501 & Skroef 28)","registered_at":"2026-06-27T15:33:37Z","spotify_id":"0AryCymRvyR8BAmOmsPkp5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62e0b701d4065165e1287ed30adc57d14da8c777a53d9cfb7fbe16ac61f17ca0. 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/0AryCymRvyR8BAmOmsPkp5.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/0AryCymRvyR8BAmOmsPkp5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b5b45c8f65741a50e737450c0bc93682b26dc1808d3d3f51d33870aedac78d7. 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/2Zb9EshQ1OhBCI1tr3QBET.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/2Zb9EshQ1OhBCI1tr3QBET.
Time To Time (feat. Nkulee501 & Skroef 28)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb23cb7b33ec24a07490ac0d146123f8427d741fda41930c25ca83b770b08046. 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/6ApO0VBkywCrbtVkOL7nyE.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/6ApO0VBkywCrbtVkOL7nyE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06ed7c27a1e86a970d849c2ebf93c6aaaa7f316ac75145bc3f934ecabce09212. 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/6VQIeHv97ypKU8wEnOftYy.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/6VQIeHv97ypKU8wEnOftYy.
51 Issa Lot (feat. Nkulee501 & Skroef 28)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc50726da7a35417dd8529c384d28bd6ca8a0bcc9e7989eed01727e032288266e. 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/6baQhZZC5SSCDrK4NJqPjy.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/6baQhZZC5SSCDrK4NJqPjy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb86cbc1cc8e0ee41d33589985c6c8c8acf1ea91af21daca40677c01770df0369. 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/6RG31aKFcWF2mS1KM7hkQI.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/6RG31aKFcWF2mS1KM7hkQI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xefffa0cdaf5d6dcec9027b5217d9acaf3c3cc213e04a1115b5dfc4417994ba48. 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/3v0nFF2zMSxFzmwAGsRvkg.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/3v0nFF2zMSxFzmwAGsRvkg.
{"copyright_id":"0xf596e93298f00eaf163fd02ff935bcf42f88eed14074ec71bbd6c58a293cb71e","isrc":"ZB88P2100053","name":"Bounce (feat. Nkulee501 & Skroef 28)","registered_at":"2026-06-27T15:33:08Z","spotify_id":"0DlEJblo55Nmb8L98VByKI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf596e93298f00eaf163fd02ff935bcf42f88eed14074ec71bbd6c58a293cb71e. 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/0DlEJblo55Nmb8L98VByKI.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/0DlEJblo55Nmb8L98VByKI.
{"copyright_id":"0x3d8601e4f4eb07a17019cdb6fdadccc09de95c2944ada12c44551546e2c892e8","isrc":"ZB88P2100031","name":"Airplane Mode","registered_at":"2026-06-24T21:31:34Z","spotify_id":"2ac7v9mbixY8EXzgdSWRPt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d8601e4f4eb07a17019cdb6fdadccc09de95c2944ada12c44551546e2c892e8. 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/2ac7v9mbixY8EXzgdSWRPt.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/2ac7v9mbixY8EXzgdSWRPt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8965d9451538fc9594e8677e5c49ac3d07b7d8a214add3802a45948f62f8f689. 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/3fqOQN3tyhc1XoR0TiKOVT.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/3fqOQN3tyhc1XoR0TiKOVT.
{"copyright_id":"0x81df1a5d14ae2c053b4e1a9d2d2a6fdf5245bad206e84cbc74619161bd96f5e1","isrc":"ZB88P2100037","name":"Broken People","registered_at":"2026-06-27T15:33:53Z","spotify_id":"7jVWZA0LLdcwdOICGo7Arm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81df1a5d14ae2c053b4e1a9d2d2a6fdf5245bad206e84cbc74619161bd96f5e1. 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/7jVWZA0LLdcwdOICGo7Arm.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/7jVWZA0LLdcwdOICGo7Arm.
{"copyright_id":"0xbb1f23d6f96eb8f4fbff8ec26ef9db8d9de2b597fcbcf7e7ff2e54c45d7378f6","isrc":"ZB88P2100063","name":"Sparks (feat. Spumante)","registered_at":"2026-06-25T13:28:40Z","spotify_id":"1KOiTatg1d2TRjNtJG8asg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb1f23d6f96eb8f4fbff8ec26ef9db8d9de2b597fcbcf7e7ff2e54c45d7378f6. 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/1KOiTatg1d2TRjNtJG8asg.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/1KOiTatg1d2TRjNtJG8asg.
Tech Love (feat. Deeper Phil & XolisoulMF)
{"copyright_id":"0x1ec58f0ade8638069039df7b1e3ee40813b2f974f938ff175851e0c26cbc8785","isrc":"ZB88P2100067","name":"Tech Love (feat. Deeper Phil & XolisoulMF)","registered_at":"2026-06-25T13:29:18Z","spotify_id":"6Em11JZhmlfkvUd4XPhUMC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ec58f0ade8638069039df7b1e3ee40813b2f974f938ff175851e0c26cbc8785. 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/6Em11JZhmlfkvUd4XPhUMC.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/6Em11JZhmlfkvUd4XPhUMC.
{"copyright_id":"0x6f60aa98805f8c047ac9a75f333d7c5cbdeffaea3b5529428de4ed949bb16a97","isrc":"ZB88P2100035","name":"Better Late Than Never","registered_at":"2026-06-24T21:21:03Z","spotify_id":"4BJiKQM3jnfBNIWrAyAe9L","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f60aa98805f8c047ac9a75f333d7c5cbdeffaea3b5529428de4ed949bb16a97. 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/4BJiKQM3jnfBNIWrAyAe9L.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/4BJiKQM3jnfBNIWrAyAe9L.
Swimming (feat. Deeper Phil & XolisoulMF)
{"copyright_id":"0xcc23a8bf4a45bfbf08c15e8de1115fab98dce59b3ff818e7435d6ceb6c26ff86","isrc":"ZB88P2100065","name":"Swimming (feat. Deeper Phil & XolisoulMF)","registered_at":"2026-06-11T17:25:38Z","spotify_id":"2DuAHuZADFSqjQIpnzy53t","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc23a8bf4a45bfbf08c15e8de1115fab98dce59b3ff818e7435d6ceb6c26ff86. 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/2DuAHuZADFSqjQIpnzy53t.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/2DuAHuZADFSqjQIpnzy53t.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a9d82cfa4b886fa85be355c2ae60ae1d33581e17664dac2215a69d0c442330a. 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/1mn6j0RPw1MGdHlzWYfOup.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/1mn6j0RPw1MGdHlzWYfOup.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52631b195abd09f6bbf2880128d8c9300c7ca4d963f78d0704fd5b04c46d932d. 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/60n9qdYKZd91YaiwJsvzz8.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/60n9qdYKZd91YaiwJsvzz8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6b3c8cd8bbe8e1751c872aee53568f592dff11d874ce33160ed3c0c524b2373. 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/7xYLmM1Xn7A0LViesq4U0e.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/7xYLmM1Xn7A0LViesq4U0e.
Active (feat. Visca, Stakev & Deeper Phil)
Never Mind (feat. Nkulee501 & Skroef 28)
Banganoya (feat. Stakev & Da Muziqal Chef)
Friday Feeling (feat. Nkulee501 & Skroef 28)
Booth Five (feat. Nkulee501 & Skroef 28)
Wall Street (feat. Nkulee501 & Skroef 28)
{"copyright_id":"0x5d1df0439d93c640938f89f334b11d2defdf1d1ad967c75e5fba7de56c1c5e70","isrc":"ZB88P2100062","name":"Soul To Soul","registered_at":"2026-06-10T07:23:21Z","spotify_id":"0BToLvCZ8ugXpiW36zsNeg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d1df0439d93c640938f89f334b11d2defdf1d1ad967c75e5fba7de56c1c5e70. 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/0BToLvCZ8ugXpiW36zsNeg.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/0BToLvCZ8ugXpiW36zsNeg.