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 0x7445cc6f6cc40d0fcdc235413684d9eab6e5a962e8b7b516d1c3725497207374. 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/127a4550-8246-4692-a0ef-4fec1b3d45a6.json and https://artists.proofprofile.net/proofs/artist/127a4550-8246-4692-a0ef-4fec1b3d45a6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
He Ain't Heavy...He's My Brother - from the motion picture "Rambo"
(I've Had) The Time Of My Life - theme from the motion picture "Dirty Dancing"
Loving On Borrowed Time - theme from the motion picture "Cobra"
"Your Heart to Mine" Dedicated to the Blues
Peace Medley (Medley/Live On The Ed Sullivan Show, April 19, 1970)
Peace Medley - Medley/Live On The Ed Sullivan Show, April 19, 1970
Love Medley (Medley/Live On The Ed Sullivan Show, April 19, 1970)
Love Medley - Medley/Live On The Ed Sullivan Show, April 19, 1970
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 0x279429e6525632e8ba07e14492c3cbf84b88a635112fa0e22ee1eeb9238ce317. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2xK5Eo7Dbx9clpWXOCGTuT.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/2xK5Eo7Dbx9clpWXOCGTuT.
(I've Had) The Time of My Life - From "Dirty Dancing" Soundtrack
{"copyright_id":"0x11d8480726e9157cb4e1942f117297bacaf05547df9c77220c0a385cbd7577a4","isrc":"USRC10300895","name":"(I've Had) The Time of My Life - From \"Dirty Dancing\" Soundtrack","registered_at":"2026-06-08T02:09:18Z","spotify_id":"59yRjEu1ow9ARUgFAMrsRz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11d8480726e9157cb4e1942f117297bacaf05547df9c77220c0a385cbd7577a4. 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/59yRjEu1ow9ARUgFAMrsRz.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/59yRjEu1ow9ARUgFAMrsRz.
You've Lost that Lovin' Feelin' (feat. Bill Medley)
{"copyright_id":"0x1a8adedef7c27947aad7301cda8870f241031657803839a06acc2f02cabf67a3","isrc":"USC4R1403226","name":"You've Lost that Lovin' Feelin' (feat. Bill Medley)","registered_at":"2026-06-20T19:12:27Z","spotify_id":"5p2MUDBG3R0I0vcHNETx4O","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a8adedef7c27947aad7301cda8870f241031657803839a06acc2f02cabf67a3. 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/5p2MUDBG3R0I0vcHNETx4O.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/5p2MUDBG3R0I0vcHNETx4O.
{"copyright_id":"0x11d8480726e9157cb4e1942f117297bacaf05547df9c77220c0a385cbd7577a4","isrc":"USRC10300895","name":"(I've Had) The Time of My Life - From \"Dirty Dancing\" Soundtrack","registered_at":"2026-06-08T02:09:18Z","spotify_id":"6KoiQijf65ZLa9r5WU2POG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11d8480726e9157cb4e1942f117297bacaf05547df9c77220c0a385cbd7577a4. 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/6KoiQijf65ZLa9r5WU2POG.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/6KoiQijf65ZLa9r5WU2POG.
{"copyright_id":"0x11d8480726e9157cb4e1942f117297bacaf05547df9c77220c0a385cbd7577a4","isrc":"USRC10300895","name":"(I've Had) The Time of My Life - From \"Dirty Dancing\" Soundtrack","registered_at":"2026-06-08T02:09:18Z","spotify_id":"4PbaiEnbc0VLRm7b5CJ85X","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11d8480726e9157cb4e1942f117297bacaf05547df9c77220c0a385cbd7577a4. 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/4PbaiEnbc0VLRm7b5CJ85X.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/4PbaiEnbc0VLRm7b5CJ85X.
{"copyright_id":"0x11d8480726e9157cb4e1942f117297bacaf05547df9c77220c0a385cbd7577a4","isrc":"USRC10300895","name":"(I've Had) The Time of My Life - From \"Dirty Dancing\" Soundtrack","registered_at":"2026-06-08T02:09:18Z","spotify_id":"2iOVu2nplJ2ooRfLIyLmgb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11d8480726e9157cb4e1942f117297bacaf05547df9c77220c0a385cbd7577a4. 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/2iOVu2nplJ2ooRfLIyLmgb.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/2iOVu2nplJ2ooRfLIyLmgb.
{"copyright_id":"0x11d8480726e9157cb4e1942f117297bacaf05547df9c77220c0a385cbd7577a4","isrc":"USRC10300895","name":"(I've Had) The Time of My Life - From \"Dirty Dancing\" Soundtrack","registered_at":"2026-06-08T02:09:18Z","spotify_id":"2g9nmo2GFIjvxuY14VMdgw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11d8480726e9157cb4e1942f117297bacaf05547df9c77220c0a385cbd7577a4. 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/2g9nmo2GFIjvxuY14VMdgw.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/2g9nmo2GFIjvxuY14VMdgw.
{"copyright_id":"0x11d8480726e9157cb4e1942f117297bacaf05547df9c77220c0a385cbd7577a4","isrc":"USRC10300895","name":"(I've Had) The Time of My Life - From \"Dirty Dancing\" Soundtrack","registered_at":"2026-06-08T02:09:18Z","spotify_id":"7wtngRrTnpIqyX3HSVTK5x","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11d8480726e9157cb4e1942f117297bacaf05547df9c77220c0a385cbd7577a4. 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/7wtngRrTnpIqyX3HSVTK5x.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/7wtngRrTnpIqyX3HSVTK5x.
{"copyright_id":"0x11d8480726e9157cb4e1942f117297bacaf05547df9c77220c0a385cbd7577a4","isrc":"USRC10300895","name":"(I've Had) The Time of My Life - From \"Dirty Dancing\" Soundtrack","registered_at":"2026-06-08T02:09:18Z","spotify_id":"3grXbLgVjMnj2oyUdJwSAH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11d8480726e9157cb4e1942f117297bacaf05547df9c77220c0a385cbd7577a4. 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/3grXbLgVjMnj2oyUdJwSAH.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/3grXbLgVjMnj2oyUdJwSAH.
(I've Had) The Time of My Life - Acoustic Cover
Music for the Moment: Enjoy the Classical Piano Music
{"copyright_id":"0xe804b92f2a8b4863142ec3494a5ad8f2e4fc72a8357cd1b705e4df944e17a07c","isrc":"USUM70501092","name":"Brown Eyed Woman - Single Version","registered_at":"2026-06-24T08:42:54Z","spotify_id":"3BkXscN4HrInxzjOpmAwhb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe804b92f2a8b4863142ec3494a5ad8f2e4fc72a8357cd1b705e4df944e17a07c. 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/3BkXscN4HrInxzjOpmAwhb.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/3BkXscN4HrInxzjOpmAwhb.