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 0x38959b13e79f78ad0f9f12fa1e6a5f6be01e4deffb6071d8a6fb47682c415b79. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d1dfd871-438b-4dd2-8a87-207cf3d198f6.json and https://artists.proofprofile.net/proofs/artist/d1dfd871-438b-4dd2-8a87-207cf3d198f6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
If I Loved You / To Make You Feel My Love - Live
There's a World / Hero and Leander - Live
Intro: The Future Is Closer Than You Think - Live
I Could Be in Love with Someone Like You - Live
She's Always a Woman / A Case of You - Live
We Are Never Ever Getting Back Together - Live
If I Loved You / To Make You Feel My Love (Live)
There’s a World / Hero and Leander (Live)
Intro: The Future Is Closer Than You Think (Live)
I Could Be in Love With Someone Like You (Live)
She’s Always a Woman / A Case of You (Live)
We Are Never Ever Getting Back Together (Live)
Les Misérables: The Motion Picture Soundtrack Deluxe (Deluxe Edition)
{"copyright_id":"0x58756e7d7abea863cecbdb8afc17a8be8d166cfa3fe439242dd172432b54810b","isrc":"GBUM71301285","name":"Do You Hear The People Sing?","registered_at":"2026-06-04T04:50:28Z","spotify_id":"03m03OVQGPuzt8Rw2r0a7t","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 0x58756e7d7abea863cecbdb8afc17a8be8d166cfa3fe439242dd172432b54810b. 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/03m03OVQGPuzt8Rw2r0a7t.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/03m03OVQGPuzt8Rw2r0a7t.
Those Magic Changes - From "Grease Live!" Music From The Television Event
Grease Live! (Music From The Television Event)
{"copyright_id":"0xbb392385cbc3772ee2e554af820993b2c0f7920c398f6b68b5225fa897a038d1","isrc":"USUG11600032","name":"Those Magic Changes - From \"Grease Live!\" Music From The Television Event","registered_at":"2026-06-05T04:16:58Z","spotify_id":"0CEPOvP1M28P1TFzMphYqM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb392385cbc3772ee2e554af820993b2c0f7920c398f6b68b5225fa897a038d1. 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/0CEPOvP1M28P1TFzMphYqM.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/0CEPOvP1M28P1TFzMphYqM.
Summer Nights - From "Grease Live!" Music From The Television Event
{"copyright_id":"0x7bb86f774b126318f4395a58fdae3afe41a45aa1b4abc2fcbae5e4ed85a60888","isrc":"USUG11600028","name":"Summer Nights - From \"Grease Live!\" Music From The Television Event","registered_at":"2026-06-05T08:49:51Z","spotify_id":"1McSXw7b1UEVqpoHP6ALPy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7bb86f774b126318f4395a58fdae3afe41a45aa1b4abc2fcbae5e4ed85a60888. 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/1McSXw7b1UEVqpoHP6ALPy.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/1McSXw7b1UEVqpoHP6ALPy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76d883655d00c61f837a316391f3a3c30f69d6227359457999b1720641d86625. 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/3FDgyoihtv2UCVrcrKqZab.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/3FDgyoihtv2UCVrcrKqZab.
You're The One That I Want - From "Grease Live!" Music From The Television Event
{"copyright_id":"0x3a12fe758a649b5637fbf75caeee058e33c0aeeda4b45ab05743a7e0a55cc602","isrc":"USUG11600041","name":"You're The One That I Want - From \"Grease Live!\" Music From The Television Event","registered_at":"2026-06-05T21:48:20Z","spotify_id":"2A4t62zQT77u77tPkJQhwr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a12fe758a649b5637fbf75caeee058e33c0aeeda4b45ab05743a7e0a55cc602. 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/2A4t62zQT77u77tPkJQhwr.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/2A4t62zQT77u77tPkJQhwr.
We Go Together - From "Grease Live!" Music From The Television Event
{"copyright_id":"0x95cc7694f6e452bca4f9fe6ee4109ca35b6b3edaeea9678f8f2f1022ee3abb52","isrc":"USUG11600042","name":"We Go Together - From \"Grease Live!\" Music From The Television Event","registered_at":"2026-06-05T21:46:46Z","spotify_id":"5AOgBQYrNpZ9Z3qSujEIo8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95cc7694f6e452bca4f9fe6ee4109ca35b6b3edaeea9678f8f2f1022ee3abb52. 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/5AOgBQYrNpZ9Z3qSujEIo8.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/5AOgBQYrNpZ9Z3qSujEIo8.
Greased Lightnin' - From "Grease Live!" Music From The Television Event
{"copyright_id":"0x9f93d843f99b823b867694c98bbe0f3251621a884b58e160fcc95f934c22585d","isrc":"USUG11600031","name":"Greased Lightnin' - From \"Grease Live!\" Music From The Television Event","registered_at":"2026-06-06T11:07:50Z","spotify_id":"5M4wwYVkuBAVAwrpj1APdM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f93d843f99b823b867694c98bbe0f3251621a884b58e160fcc95f934c22585d. 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/5M4wwYVkuBAVAwrpj1APdM.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/5M4wwYVkuBAVAwrpj1APdM.
Sandy - From "Grease Live!" Music From The Television Event
{"copyright_id":"0x0ffb8ae25a5b4364a42e551938f2c593ed2d215683f20e94806f8f7c5b7af12c","isrc":"USUG11600039","name":"Sandy - From \"Grease Live!\" Music From The Television Event","registered_at":"2026-06-05T21:45:20Z","spotify_id":"00XjwOz9DOU0fKnh17GXOv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ffb8ae25a5b4364a42e551938f2c593ed2d215683f20e94806f8f7c5b7af12c. 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/00XjwOz9DOU0fKnh17GXOv.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/00XjwOz9DOU0fKnh17GXOv.
{"copyright_id":"0x32049bb5327e2dfa5a4cf8f00a87d870a342416675e3061666e5ea3f6f284ad9","isrc":"GBUM71301294","name":"The Death Of Gavroche","registered_at":"2026-06-05T21:49:22Z","spotify_id":"1wMdRZT8YiWbRWhWhIEgN5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32049bb5327e2dfa5a4cf8f00a87d870a342416675e3061666e5ea3f6f284ad9. 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/1wMdRZT8YiWbRWhWhIEgN5.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/1wMdRZT8YiWbRWhWhIEgN5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f1b34dd5c8e9a428905b71b4b8b13b72ba97b7b5848d828bacf886e894c7870. 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/2e8XKQRSHxRIPM3dsR2hmk.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/2e8XKQRSHxRIPM3dsR2hmk.
{"copyright_id":"0x0ffb8ae25a5b4364a42e551938f2c593ed2d215683f20e94806f8f7c5b7af12c","isrc":"USUG11600039","name":"Sandy - From \"Grease Live!\" Music From The Television Event","registered_at":"2026-06-05T21:45:20Z","spotify_id":"6Rr89qF2Y4jm9D0k9LRE4J","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ffb8ae25a5b4364a42e551938f2c593ed2d215683f20e94806f8f7c5b7af12c. 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/6Rr89qF2Y4jm9D0k9LRE4J.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/6Rr89qF2Y4jm9D0k9LRE4J.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76d883655d00c61f837a316391f3a3c30f69d6227359457999b1720641d86625. 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/4BNU88yLjG8Fb9pPEz1MwG.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/4BNU88yLjG8Fb9pPEz1MwG.
{"copyright_id":"0x58756e7d7abea863cecbdb8afc17a8be8d166cfa3fe439242dd172432b54810b","isrc":"GBUM71301285","name":"Do You Hear The People Sing?","registered_at":"2026-06-04T04:50:28Z","spotify_id":"4cblyeSmDMOmMjZRiltopd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58756e7d7abea863cecbdb8afc17a8be8d166cfa3fe439242dd172432b54810b. 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/4cblyeSmDMOmMjZRiltopd.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/4cblyeSmDMOmMjZRiltopd.
Soliloquy - Live from Theatre Royal Drury Lane / 2023 / From "Carousel"
My Favorite Things: The Rodgers & Hammerstein 80th Anniversary Concert (Live from Theatre Royal Drury Lane / 2023)
{"copyright_id":"0x3d0dd1a0af5051799e68d5d1e5a38382c2b1d9c1043e0d557ce9b9e8dfa4786b","isrc":"USC4R2442147","name":"Soliloquy - Live from Theatre Royal Drury Lane / 2023 / From \"Carousel\"","registered_at":"2026-06-24T16:38:35Z","spotify_id":"0VTnHnpach0BUJ5gjutd8j","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d0dd1a0af5051799e68d5d1e5a38382c2b1d9c1043e0d557ce9b9e8dfa4786b. 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/0VTnHnpach0BUJ5gjutd8j.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/0VTnHnpach0BUJ5gjutd8j.
You've Got To Be Carefully Taught - Live from Theatre Royal Drury Lane / 2023 / From "South Pacific"
{"copyright_id":"0x192c3efb324acb58e3d7b1ebcbda91f63a568a165e825a64725d9461a6a851fd","isrc":"USC4R2442153","name":"You've Got To Be Carefully Taught - Live from Theatre Royal Drury Lane / 2023 / From \"South Pacific\"","registered_at":"2026-06-25T07:19:40Z","spotify_id":"4qnpkqLdmjj4m5rcrmZyaB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x192c3efb324acb58e3d7b1ebcbda91f63a568a165e825a64725d9461a6a851fd. 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/4qnpkqLdmjj4m5rcrmZyaB.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/4qnpkqLdmjj4m5rcrmZyaB.
Younger Than Springtime - Live from Theatre Royal Drury Lane / 2023 / From "South Pacific"
{"copyright_id":"0xf1052d18a7a211dfc631e95db18697fe601883930ee4d3d7d135b892188ad2a4","isrc":"USC4R2442154","name":"Younger Than Springtime - Live from Theatre Royal Drury Lane / 2023 / From \"South Pacific\"","registered_at":"2026-06-22T04:43:36Z","spotify_id":"6wnVTR1wF1bwLB7tSBhpMI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1052d18a7a211dfc631e95db18697fe601883930ee4d3d7d135b892188ad2a4. 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/6wnVTR1wF1bwLB7tSBhpMI.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/6wnVTR1wF1bwLB7tSBhpMI.
Ten Minutes Ago - Live from Theatre Royal Drury Lane / 2023 / From "Cinderella"
{"copyright_id":"0x63f5f09b8ed95ddfced9c9a6019fbf7d9dfccad3ae9e0806a52fbebf329db574","isrc":"USC4R2442167","name":"Ten Minutes Ago - Live from Theatre Royal Drury Lane / 2023 / From \"Cinderella\"","registered_at":"2026-06-22T04:43:48Z","spotify_id":"19iNwEhzfsQkNsK3eTmdiL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63f5f09b8ed95ddfced9c9a6019fbf7d9dfccad3ae9e0806a52fbebf329db574. 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/19iNwEhzfsQkNsK3eTmdiL.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/19iNwEhzfsQkNsK3eTmdiL.
{"copyright_id":"0x0ffb8ae25a5b4364a42e551938f2c593ed2d215683f20e94806f8f7c5b7af12c","isrc":"USUG11600039","name":"Sandy - From \"Grease Live!\" Music From The Television Event","registered_at":"2026-06-05T21:45:20Z","spotify_id":"70b2eWXXhK01u6i0mzuVlw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ffb8ae25a5b4364a42e551938f2c593ed2d215683f20e94806f8f7c5b7af12c. 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/70b2eWXXhK01u6i0mzuVlw.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/70b2eWXXhK01u6i0mzuVlw.
Company Of The Original Cast Of Catch Me If You Can
Catch Me If You Can (Original Broadway Cast Recording)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x775c32e2a12a2d911820a774f202d3f6e9a779d55f87e11706533cf46afa6418. 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/7DQ8jixzfxibvZ2Z1TmveY.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/7DQ8jixzfxibvZ2Z1TmveY.
Ensemble Of Original Broadway Cast Of Catch Me If You Can
{"copyright_id":"0x93f6be8691f60022702418c758cf4b7fd1ad216c29aed904e6f71a54bc352a2d","isrc":"USSK31195102","name":"The Pinstripes Are All That They See","registered_at":"2026-06-07T13:58:00Z","spotify_id":"5vf6HSJ824GzHD3RWmePfO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93f6be8691f60022702418c758cf4b7fd1ad216c29aed904e6f71a54bc352a2d. 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/5vf6HSJ824GzHD3RWmePfO.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/5vf6HSJ824GzHD3RWmePfO.