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 0x57565677d945bf078788e8c2112056cb0576cb7701f79d9d161561cd97c2b555. 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/19e78ee5-cbee-4fc2-ba71-8e5fad0b35c1.json and https://artists.proofprofile.net/proofs/artist/19e78ee5-cbee-4fc2-ba71-8e5fad0b35c1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
If My Brother's In Trouble - Extended Hip Hop Mix
(Every Time I Turn Around) Back In Love Again
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 0xf072cc1a2f06a3e1597ef2313f93a1271149357762c287ac36677c6a21c4b550. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0rPax6RDiGN9Sxemnnfvbe.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/0rPax6RDiGN9Sxemnnfvbe.
20th Century Masters: The Millennium Collection: Best Of Jeffrey Osborne
Angels We Have Heard On High (Hark The Herald Angles Sing)
Angels We Have Heard On High (hark The Herald Angles Sing)
Don't You Get So Sad / Really Don't Need No Light
(Every Time I Turn Around I'm) Back In Love Again
Don't You Get So Mad/Really Don't Need No Light
Don't You Get So Mad / Really Don't Need No Light
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f3156ad65528719b6ed2a789b9f30610926659b0e421e0fd70e9f64d6afabcd. 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/1EJJcM4QtzvGzejfeiM8xT.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/1EJJcM4QtzvGzejfeiM8xT.
The Shadow of Your Smile - feat. Paul Jackson Jr
My One and Only Love - feat. Kamasi Washington
You Don't Know What Love Is - feat. Rick Braun
A Time for Love - feat. Kamasi Washington
The Shadow of Your Smile (Feat. Paul Jackson Jr.)
Baby - It's Cold Outside (Feat. Chaka Khan)
My One & Only Love (Feat. Kamasi Washington)
You Don't Know What Love Is (Feat. Rick Braun)
A Time for Love (Feat. Kamasi Washington)
Just Can't Stand It - Will Wakefield Remix
Let a Brotha Know - Stokley Williams Remix
Greatest Night - Will Wakefield Dance Remix
(Every Time I Turn Around) Back in Love Again - Live
20th Century Masters: The Best Of Jeffrey Osborne
{"copyright_id":"0x6be102dd09c5debeb98dde2409fdbd35b827bb804a8b8dbb605c92fedf55adab","isrc":"USUMG9900046","name":"You Should Be Mine (The Woo Woo Song)","registered_at":"2026-06-08T18:25:46Z","spotify_id":"4oD0fdiuzgsmLDgrrO7n0I","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6be102dd09c5debeb98dde2409fdbd35b827bb804a8b8dbb605c92fedf55adab. 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/4oD0fdiuzgsmLDgrrO7n0I.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/4oD0fdiuzgsmLDgrrO7n0I.
The Home Medley: I'll Be Home For Christmas / Celebrate Me Home
Dave Koz And Friends 20th Anniversary Christmas
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1746ab818890d9055bfa25b353d3770141a8f254bd3581dfffa19cbd408473b1. 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/5P92lF57LiUhLHa45Rbm60.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/5P92lF57LiUhLHa45Rbm60.
{"copyright_id":"0x33acdd5bdbfbbd6bd4c6541158e4dffa1318698227d7be7eb14625790aa76d08","isrc":"USUM71208830","name":"Back In Love Again","registered_at":"2026-06-17T21:10:27Z","spotify_id":"4gv1QnFlPa178TbaNg6L2m","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33acdd5bdbfbbd6bd4c6541158e4dffa1318698227d7be7eb14625790aa76d08. 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/4gv1QnFlPa178TbaNg6L2m.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/4gv1QnFlPa178TbaNg6L2m.
{"copyright_id":"0x3e335fcfb10d57870e77b673904ff07d525e9c0e0ec5cbc11b665e40accbddc3","isrc":"USAR18700118","name":"Love Power (with Jeffrey Osborne)","registered_at":"2026-06-26T23:09:08Z","spotify_id":"5MhzMhsjDz8Cw6YSHilcSB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e335fcfb10d57870e77b673904ff07d525e9c0e0ec5cbc11b665e40accbddc3. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5MhzMhsjDz8Cw6YSHilcSB.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/5MhzMhsjDz8Cw6YSHilcSB.
{"copyright_id":"0x3e335fcfb10d57870e77b673904ff07d525e9c0e0ec5cbc11b665e40accbddc3","isrc":"USAR18700118","name":"Love Power (with Jeffrey Osborne)","registered_at":"2026-06-26T23:09:08Z","spotify_id":"1OR1Tj13Q00ltwbpaHhHJl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e335fcfb10d57870e77b673904ff07d525e9c0e0ec5cbc11b665e40accbddc3. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1OR1Tj13Q00ltwbpaHhHJl.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/1OR1Tj13Q00ltwbpaHhHJl.