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 0x0ace45a8c08b07a9f17752cbb409731125a426e6de3a86da7dfe92d8fb3c9ce3. 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/f4ca00b2-71cc-4597-8e69-f69670fffd06.json and https://artists.proofprofile.net/proofs/artist/f4ca00b2-71cc-4597-8e69-f69670fffd06.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Soldier's Hymn - Dedicated To Art Blakey
I Didn't Know What Time It Was - Sweet Lorraine - Mood Indigo
The Gemini Suite: The First Man "Scotty"
The Gemini Suite: The Second Man "Frank Marshall"
The Gemini Suite: The Fourth Man "Holden Caulfield"
The 59th Street Bridge Song (Feelin' Groovy)
Harlemania: Drop Me Off In Harlem/Halem Nocturne/Take The "A" Train
Three Dances: Island Grind / Latin Bump / Boogie Down
Near the Cross / Revive Us Again / There Is Power in the Blood
Just as I Am / Have Thine Own Way / Trust and Obey / Near the Cross / What a Friend We Have in Jesus
Oh Come, All Ye Faithful (Adeste Fideles)
Plenty Swing, Plenty Soul (Recorded Live at Dizzy's Club Coca-Cola)
I'll Remember April - Recorded Live at Dizzy's Club Coca-Cola
All the Things You Are - Recorded Live at Dizzy's Club Coca-Cola
Two Bass Hit - Recorded Live at Dizzy's Club Coca-Cola
Lift Ev'ry Voice and Sing - Recorded Live at Dizzy's Club Coca-Cola
It Don't Mean a Thing If It Ain't Got That Swing - Recorded Live at Dizzy's Club Coca-Cola
Prayer - Recorded Live at Dizzy's Club Coca-Cola
Plenty Swing, Plenty Soul - Recorded Live at Dizzy's Club Coca-Cola
Mississippi: It's Easy to Remember (And So Hard to Forget)
I Love You Lord Today / We Praise You Lord
Cedar Waltzin' ~ Don't You Worry 'bout a Thing
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 0x1393694447ad83c26fb3e7b85a18b253f202c75c57a3c9e0952f6d14e491ebca. 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/6PrCAWVkTyq9tWBCjX1MDx.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/6PrCAWVkTyq9tWBCjX1MDx.
Thank You, Duke! - Our Tribute to Duke Ellington
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef8f20417d81d80deae12732d5860477668ee0d6203db1ec3b5290a33f5f35c7. 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/7p2RUJhp0LOeFkKbRVvZ6Z.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/7p2RUJhp0LOeFkKbRVvZ6Z.
{"copyright_id":"0x8402d3eaee108e7afc6de11d7a2fa504da9fc693ad407cf7609d409bed1905a8","isrc":"DES209920102","name":"Green Chimneys","registered_at":"2026-06-18T03:53:00Z","spotify_id":"1CSJmMjp0xdvV4ZGxIEwpm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8402d3eaee108e7afc6de11d7a2fa504da9fc693ad407cf7609d409bed1905a8. 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/1CSJmMjp0xdvV4ZGxIEwpm.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/1CSJmMjp0xdvV4ZGxIEwpm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24ca2f8932b1e90f946467715a191b5093255848c4d8a069d59308d3d903166e. 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/7yaRzRB90vs7UcJHCQkbCs.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/7yaRzRB90vs7UcJHCQkbCs.