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 0xddaf0d441b9974509df876fbcc99cf984cc4a98f3d9444ab1710b783cd306d0c. 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/96620b06-70f9-4075-b37c-76920c70ad29.json and https://artists.proofprofile.net/proofs/artist/96620b06-70f9-4075-b37c-76920c70ad29.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Teri Roshni (From "Good Morning Sunshine")
Teri Roshni - From "Good Morning Sunshine"
{"copyright_id":"0xd333c5579537f9f440a4a7d349ba5d307c5983650ea1a6407b6879af2ce6a434","isrc":"INZ031414856","name":"Teri Roshni - From \"Good Morning Sunshine\"","registered_at":"2026-06-23T11:25:18Z","spotify_id":"4K2XrdIllSNdosrWqwBYAG","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 0xd333c5579537f9f440a4a7d349ba5d307c5983650ea1a6407b6879af2ce6a434. 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/4K2XrdIllSNdosrWqwBYAG.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/4K2XrdIllSNdosrWqwBYAG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8723bb8e821828f49c80b1e31f6191d17f5b96f4d63cb8d3559d873409800c84. 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/4u0bxcT1JcNtLqzazzg543.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/4u0bxcT1JcNtLqzazzg543.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9d4a193df7d5e928b936b669c65da46147788c45c58fd6d033a8d948c54a61e. 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/62awrpMuJk0nIDSZco01iy.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/62awrpMuJk0nIDSZco01iy.
{"copyright_id":"0xdf08e83529ecb22415be421c16b3db685c28f9dd16e64ceec6cd1084756e96f0","isrc":"INS181701201","name":"Haathon Mein Thhe Haath","registered_at":"2026-06-08T10:55:41Z","spotify_id":"4f9KgaY0zWI9UjkbKL59uZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf08e83529ecb22415be421c16b3db685c28f9dd16e64ceec6cd1084756e96f0. 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/4f9KgaY0zWI9UjkbKL59uZ.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/4f9KgaY0zWI9UjkbKL59uZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2c161217d739b716741ef083a6d3055f37438aeb0153b68efcfafa89ebf6c81. 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/5Hl63D1iByLLkGoG3jXn3n.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/5Hl63D1iByLLkGoG3jXn3n.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4292c019f696e5c374d6b5a82abbf6a4182a115e69ed490048e6bebaa079f561. 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/1hDkfJMqGClhFxX6lZxm4f.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/1hDkfJMqGClhFxX6lZxm4f.
Goldfish (Original Motion Picture Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4e08a1b2889a66904f2b604677320f946e0ffb0e7f2026b1de065dc82bf3866. 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/776QLSBeutwuBJukKGsb7I.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/776QLSBeutwuBJukKGsb7I.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d149ef59616fbf001f845329ced852cc829863766ccd4a04f7a3dd08367d175. 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/4icX2FGsA6UolG5jtkKloB.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/4icX2FGsA6UolG5jtkKloB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc3dd33178e5daff9c6151805c67fd806bfe1b0e4ac384e2b00bdd25a13401dc. 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/4FFAIsIjrbkA8W7lP64v2y.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/4FFAIsIjrbkA8W7lP64v2y.
{"copyright_id":"0x75515c2a6da3e0e3ac829f257e1f7fa8776f00c75fb2b9ac17cb72109c03cb5a","isrc":"INY091500017","name":"Moh Moh Ke Dhaage (Male)","registered_at":"2026-06-01T14:24:06Z","spotify_id":"189DQylImZ1hGZaIpAQUzx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75515c2a6da3e0e3ac829f257e1f7fa8776f00c75fb2b9ac17cb72109c03cb5a. 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/189DQylImZ1hGZaIpAQUzx.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/189DQylImZ1hGZaIpAQUzx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1600a045e4e094097ea9640cc30f65dabb238ace1fb4b357fc8bc561143152d2. 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/2tjWIA5GzgxOLwa89cSTZF.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/2tjWIA5GzgxOLwa89cSTZF.
Charlie Chopra and the Mystery of Solang Valley (Original Motion Picture Soundtrack)
Hamari Adhuri Kahani (Original Motion Picture Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36c5ccb43fad43052a6261581a973fa91456750f2389250ff89f10ba6fa3991b. 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/5lLRB1nnTy1p8nFaH1Vdyf.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/5lLRB1nnTy1p8nFaH1Vdyf.
Nazar Teri Toofan (From "Merry Christmas")
Merry Christmas (Original Motion Picture Soundtrack)
{"copyright_id":"0x79accc1256fe753b6b04a897d04cee84737e2dbd775a718cb356af3f13b14fd8","isrc":"INT102306145","name":"Nazar Teri Toofan (From \"Merry Christmas\")","registered_at":"2026-06-05T08:51:29Z","spotify_id":"1Go0c21wERP2jMhkVzaror","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79accc1256fe753b6b04a897d04cee84737e2dbd775a718cb356af3f13b14fd8. 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/1Go0c21wERP2jMhkVzaror.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/1Go0c21wERP2jMhkVzaror.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63b80b5151769a60f512e23add459eff767279005303279437df7f233884deac. 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/6Z8DfeK5ePjcoJmMDOPUmd.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/6Z8DfeK5ePjcoJmMDOPUmd.
Tubelight (Original Motion Picture Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab174bf625557129f404829d490ca12811fa0f0e536d0941c344f4f1d73165dc. 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/1bJoSudLtfR4zZIWU4Shve.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/1bJoSudLtfR4zZIWU4Shve.
{"copyright_id":"0xb661ea9f71aad14f7e88fc9091b0e1ae8e34e8c49fe8af747f6023c1a2b7e2ef","isrc":"INS181501057","name":"Tu Jo Mila (Reprise)","registered_at":"2026-06-04T12:34:05Z","spotify_id":"00bOo6r6YhVnxzDu4JhCWX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb661ea9f71aad14f7e88fc9091b0e1ae8e34e8c49fe8af747f6023c1a2b7e2ef. 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/00bOo6r6YhVnxzDu4JhCWX.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/00bOo6r6YhVnxzDu4JhCWX.