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 0x63c53aff488610f883f136fcc65857c7827b25cbb98b1489f1a6bfedd98f88b9. 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/0a0bf8d9-9c93-485a-8db1-97bd181517f3.json and https://artists.proofprofile.net/proofs/artist/0a0bf8d9-9c93-485a-8db1-97bd181517f3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Sincerely Me (From The “Dear Evan Hansen” Original Motion Picture Soundtrack)
Sincerely Me - From The “Dear Evan Hansen” Original Motion Picture Soundtrack
Dear Evan Hansen (Original Motion Picture Soundtrack)
{"copyright_id":"0x0482f9efaacf3ab125b5ff22e49a3d2145d785bb6261ec4d1aad77219133d106","isrc":"USQ4E2100805","name":"Sincerely Me - From The “Dear Evan Hansen” Original Motion Picture Soundtrack","registered_at":"2026-06-05T07:14:44Z","spotify_id":"7Fuj7RyGJYSJ7HgO5E2tJv","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 0x0482f9efaacf3ab125b5ff22e49a3d2145d785bb6261ec4d1aad77219133d106. 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/7Fuj7RyGJYSJ7HgO5E2tJv.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/7Fuj7RyGJYSJ7HgO5E2tJv.
A Little Closer - From The “Dear Evan Hansen” Original Motion Picture Soundtrack
{"copyright_id":"0x3eeabea8868d63fb8c0397474d2aab70de71952d91265c04266d74458bbb2731","isrc":"USQ4E2100813","name":"A Little Closer - From The “Dear Evan Hansen” Original Motion Picture Soundtrack","registered_at":"2026-06-04T16:36:07Z","spotify_id":"5V0BIjKnVh2acWHuf5evww","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3eeabea8868d63fb8c0397474d2aab70de71952d91265c04266d74458bbb2731. 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/5V0BIjKnVh2acWHuf5evww.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/5V0BIjKnVh2acWHuf5evww.
Burt Bacharach and Steven Sater's Some Lovers (World Premiere Recording)
{"copyright_id":"0x5063df6706ea409377adec9cde5f3d4bce1e0f1c8b3da023790ef1f9c6048d7d","isrc":"TCAEB1917706","name":"A Ball of Gold in a Blood Sky","registered_at":"2026-06-21T07:28:28Z","spotify_id":"4pKcu9vCSzCMApaLmibWA9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5063df6706ea409377adec9cde5f3d4bce1e0f1c8b3da023790ef1f9c6048d7d. 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/4pKcu9vCSzCMApaLmibWA9.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/4pKcu9vCSzCMApaLmibWA9.
Girl From The North Country Original Broadway Cast Recording
{"copyright_id":"0x83d62dfc95eb2fc7f738af89e9a667724f0aeb4e80b7fc9e71f24085313e3aaf","isrc":"USQX92001262","name":"I Want You","registered_at":"2026-06-11T03:28:39Z","spotify_id":"2X7dN7nMuAGxgyFJmczCUk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83d62dfc95eb2fc7f738af89e9a667724f0aeb4e80b7fc9e71f24085313e3aaf. 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/2X7dN7nMuAGxgyFJmczCUk.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/2X7dN7nMuAGxgyFJmczCUk.
Duquesne Whistle / Señor (Tales of Yankee Power) / Is Your Love In Vain? / License to Kill (Reprise)
{"copyright_id":"0x8eb307bb12973e62716d4fc7dfa621986610616b0e737599433a78ca53abf44d","isrc":"USQX92001274","name":"Duquesne Whistle / Señor (Tales of Yankee Power) / Is Your Love In Vain? / License to Kill (Reprise)","registered_at":"2026-06-23T15:32:34Z","spotify_id":"2elKeuwUHZYx5WemlzX4ox","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8eb307bb12973e62716d4fc7dfa621986610616b0e737599433a78ca53abf44d. 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/2elKeuwUHZYx5WemlzX4ox.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/2elKeuwUHZYx5WemlzX4ox.
Hello, My Name Is Drew - From "We Aren't Kids Anymore" Studio Cast Recording
We Aren't Kids Anymore (Studio Cast Recording)
{"copyright_id":"0x8abb7aae28f407514ea2199e0441cda612d2475fbcf1f8af6ed70738ca460d8c","isrc":"USC4R2002497","name":"Hello, My Name Is Drew - From \"We Aren't Kids Anymore\" Studio Cast Recording","registered_at":"2026-06-21T09:38:26Z","spotify_id":"1M0VtnBmOyj1jhyQUanh8w","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8abb7aae28f407514ea2199e0441cda612d2475fbcf1f8af6ed70738ca460d8c. 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/1M0VtnBmOyj1jhyQUanh8w.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/1M0VtnBmOyj1jhyQUanh8w.
Danny & Andrew - From "We Aren't Kids Anymore" Studio Cast Recording
{"copyright_id":"0x5704801a0be6ec5ce71a3e98aeec19503ebfab3c16cab783306949e62143a191","isrc":"USC4R2002498","name":"Danny & Andrew - From \"We Aren't Kids Anymore\" Studio Cast Recording","registered_at":"2026-06-23T15:08:14Z","spotify_id":"5cQoWXSPJMcNjuthyAcHep","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5704801a0be6ec5ce71a3e98aeec19503ebfab3c16cab783306949e62143a191. 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/5cQoWXSPJMcNjuthyAcHep.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/5cQoWXSPJMcNjuthyAcHep.
The Thing I Like The Most About New York - From "We Aren't Kids Anymore" Studio Cast Recording
{"copyright_id":"0x6ce5913f9f42739f6803cfc2d13f5515c9df0d31c48f7996602f3c871e48b022","isrc":"USC4R2002501","name":"The Thing I Like The Most About New York - From \"We Aren't Kids Anymore\" Studio Cast Recording","registered_at":"2026-06-24T21:06:18Z","spotify_id":"5qUTGW8vKEEFgntpdemFor","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ce5913f9f42739f6803cfc2d13f5515c9df0d31c48f7996602f3c871e48b022. 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/5qUTGW8vKEEFgntpdemFor.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/5qUTGW8vKEEFgntpdemFor.
Little Sister - From "We Aren't Kids Anymore" Studio Cast Recording
{"copyright_id":"0x377a465cc14239c7a6533369f5a6e88965ee494029e88dd28e3157e73bb888f1","isrc":"USC4R2002503","name":"Little Sister - From \"We Aren't Kids Anymore\" Studio Cast Recording","registered_at":"2026-06-24T21:07:38Z","spotify_id":"3irtFu5UdORLH7dwxsV1Th","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x377a465cc14239c7a6533369f5a6e88965ee494029e88dd28e3157e73bb888f1. 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/3irtFu5UdORLH7dwxsV1Th.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/3irtFu5UdORLH7dwxsV1Th.
The Essence Of George - From "We Aren't Kids Anymore" Studio Cast Recording
{"copyright_id":"0xdd4e45019acdf5773accfdf6b8b3b94818ba8bb6daefe9d5aebda465187bf95b","isrc":"USC4R2002507","name":"The Essence Of George - From \"We Aren't Kids Anymore\" Studio Cast Recording","registered_at":"2026-06-24T21:06:54Z","spotify_id":"7l7hIDLg6hWYhTJRh9QHjs","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd4e45019acdf5773accfdf6b8b3b94818ba8bb6daefe9d5aebda465187bf95b. 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/7l7hIDLg6hWYhTJRh9QHjs.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/7l7hIDLg6hWYhTJRh9QHjs.
What The Hell Am I Doing With My Life? - From "We Aren't Kids Anymore" Studio Cast Recording
{"copyright_id":"0xcb0bae311e7dcabbaf213e3393c7b4ee0b940fea312517ed46084e7cfa3708f4","isrc":"USC4R2002508","name":"What The Hell Am I Doing With My Life? - From \"We Aren't Kids Anymore\" Studio Cast Recording","registered_at":"2026-06-24T20:12:33Z","spotify_id":"29dHnNj4Ucflng11kXin1e","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb0bae311e7dcabbaf213e3393c7b4ee0b940fea312517ed46084e7cfa3708f4. 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/29dHnNj4Ucflng11kXin1e.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/29dHnNj4Ucflng11kXin1e.
Mom Could Play Guitar - From "We Aren't Kids Anymore" Studio Cast Recording
{"copyright_id":"0xd93867b82ec8aa96ad6d106733f02f6021729d0caed4a3ac1614affc19d7bdec","isrc":"USC4R2002510","name":"Mom Could Play Guitar - From \"We Aren't Kids Anymore\" Studio Cast Recording","registered_at":"2026-06-25T13:09:20Z","spotify_id":"1dgk0uf6tOavccXSSU9jqB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd93867b82ec8aa96ad6d106733f02f6021729d0caed4a3ac1614affc19d7bdec. 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/1dgk0uf6tOavccXSSU9jqB.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/1dgk0uf6tOavccXSSU9jqB.
When I Go - From "We Aren't Kids Anymore" Studio Cast Recording
{"copyright_id":"0x931b450170f2066a03d01314bb4ab9d6dd1963d377080e2f93e1fdb79ed5a590","isrc":"USC4R2002428","name":"When I Go - From \"We Aren't Kids Anymore\" Studio Cast Recording","registered_at":"2026-06-23T15:12:27Z","spotify_id":"2Gc02xg1YXdYJffrqbqgXk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x931b450170f2066a03d01314bb4ab9d6dd1963d377080e2f93e1fdb79ed5a590. 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/2Gc02xg1YXdYJffrqbqgXk.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/2Gc02xg1YXdYJffrqbqgXk.
When I Go (From "We Aren't Kids Anymore" Studio Cast Recording)
{"copyright_id":"0x931b450170f2066a03d01314bb4ab9d6dd1963d377080e2f93e1fdb79ed5a590","isrc":"USC4R2002428","name":"When I Go - From \"We Aren't Kids Anymore\" Studio Cast Recording","registered_at":"2026-06-23T15:12:27Z","spotify_id":"5Dkv33LeHA1hbd6hQGrv4r","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x931b450170f2066a03d01314bb4ab9d6dd1963d377080e2f93e1fdb79ed5a590. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5Dkv33LeHA1hbd6hQGrv4r.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/5Dkv33LeHA1hbd6hQGrv4r.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x133f8d0a010aa4b8403ca7808666f0ea7d9a4fcfd5dd92c136eb9d733794b908. 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/1qj8EGO4ng2xoaLGnd4PQd.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/1qj8EGO4ng2xoaLGnd4PQd.