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 0xd580eb8e54e27628b1936670ae7816beba3339407d20c153c6a71ea8a90b6d65. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e10fc7e3-db68-47ba-86b0-bbecde093c01.json and https://artists.proofprofile.net/proofs/artist/e10fc7e3-db68-47ba-86b0-bbecde093c01.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xf99ad4f0276dbbd79f1552e5022b5ed2b8d5fcdf86aac7b9f60e3935a6ee7301","isrc":"INH102313693","name":"O Sajana Barkha Bahar","registered_at":"2026-06-27T09:37:07Z","spotify_id":"2uOiaNaETsfYGnJbesEAYp","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 0xf99ad4f0276dbbd79f1552e5022b5ed2b8d5fcdf86aac7b9f60e3935a6ee7301. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2uOiaNaETsfYGnJbesEAYp.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/2uOiaNaETsfYGnJbesEAYp.
{"copyright_id":"0xf99ad4f0276dbbd79f1552e5022b5ed2b8d5fcdf86aac7b9f60e3935a6ee7301","isrc":"INH102313693","name":"O Sajana Barkha Bahar","registered_at":"2026-06-27T09:37:07Z","spotify_id":"4ZNtTyyJ8lpqHZmKRsCmBt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf99ad4f0276dbbd79f1552e5022b5ed2b8d5fcdf86aac7b9f60e3935a6ee7301. 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/4ZNtTyyJ8lpqHZmKRsCmBt.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/4ZNtTyyJ8lpqHZmKRsCmBt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14ec3c57697496e8c56d85fca4ca8396f1a0a5713c7180b3c6b067882648ad2f. Chain 2 (Bitcoin): anchored in block 956420 (2026-07-03T00:42:11Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4x86dfn1Z0RrPEGRVTgKgQ.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/4x86dfn1Z0RrPEGRVTgKgQ.
Minmini (Original Motion Picture Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14ec3c57697496e8c56d85fca4ca8396f1a0a5713c7180b3c6b067882648ad2f. 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/0Nj6a21fignMFTmsv1szvd.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/0Nj6a21fignMFTmsv1szvd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x001b9a1ee7e8d0a77fec923ecdf228ad6b03999eb648276e438b4771525d2984. 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/31oiXnD8dwOhUUdCY9hZNH.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/31oiXnD8dwOhUUdCY9hZNH.
Aap Ki Nazron Ne Samjha (Chill Rainy Lofi)
Aap Ki Nazron Ne Samjha - Chill Rainy Lofi
Philip's (Original Motion Picture Soundtrack)
Nayakudu (Original Motion Picture Soundtrack)
{"copyright_id":"0x9d46c1aa5eeba02062c59d3c99ea6a092b9a69c826bd2e5b9f6d78f7d8553a53","isrc":"INS172307550","name":"Pranama Pranama","registered_at":"2026-06-10T17:00:38Z","spotify_id":"2Gzphs2caJugCimAchDive","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d46c1aa5eeba02062c59d3c99ea6a092b9a69c826bd2e5b9f6d78f7d8553a53. 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/2Gzphs2caJugCimAchDive.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/2Gzphs2caJugCimAchDive.
Ponniyin Selvan Part - 2 (Original Motion Picture Soundtrack)
{"copyright_id":"0xf1bff3ed9bb358c2654eef2b8843c2894d858177f450e8a3badb0b85e93ba6ff","isrc":"INT102303968","name":"Chinnanjiru (Marumurai)","registered_at":"2026-06-05T11:13:19Z","spotify_id":"4MxqsGZD8pMWFndWJg3hdS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1bff3ed9bb358c2654eef2b8843c2894d858177f450e8a3badb0b85e93ba6ff. 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/4MxqsGZD8pMWFndWJg3hdS.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/4MxqsGZD8pMWFndWJg3hdS.
PS-2 (Hindi) [Original Motion Picture Soundtrack]
{"copyright_id":"0x7622591c6b621e67fd8cfc77377bb3ceece8ce4cd5c87126f4826f6255797e0d","isrc":"INT102303969","name":"Mera Aasmaan Jal Gaya (Reprise)","registered_at":"2026-06-24T06:02:25Z","spotify_id":"5TVzkxrruE8abjgbmui39p","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7622591c6b621e67fd8cfc77377bb3ceece8ce4cd5c87126f4826f6255797e0d. 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/5TVzkxrruE8abjgbmui39p.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/5TVzkxrruE8abjgbmui39p.
Mimi (Original Motion Picture Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7804453d73bede998a21386911e6f8a00670f9be25384b06727031f5ca9f783f. 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/0Gja8zsgCA3QqCCdt33GL5.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/0Gja8zsgCA3QqCCdt33GL5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2255eba932f924122a51334e5799830ca059547df04692f2b01e7d0bf782481. 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/7sXc7hvrnZC5ht8jzfkVbq.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/7sXc7hvrnZC5ht8jzfkVbq.
PS 2 (Telugu) [Original Motion Picture Soundtrack]
{"copyright_id":"0xc4bf5fdd824305cb343b9f6fb41bee0d45ac8db915a2af011ae8125363bdfc44","isrc":"INT102303970","name":"Minnanchula Vennelaa (Reprise)","registered_at":"2026-06-19T05:19:00Z","spotify_id":"2EifOTPJdF24IF3TWW2PkA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4bf5fdd824305cb343b9f6fb41bee0d45ac8db915a2af011ae8125363bdfc44. 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/2EifOTPJdF24IF3TWW2PkA.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/2EifOTPJdF24IF3TWW2PkA.