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 0xbb42105fe47e4e8481fc6873d87c90010daa623aa21190f13099f7e5fc0e8c51. 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/649e42ac-77d7-4688-8566-de92aa99ed3d.json and https://artists.proofprofile.net/proofs/artist/649e42ac-77d7-4688-8566-de92aa99ed3d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Happy Holidays / The Holiday Season - Medley
I Want A Hippopotamus For Christmas (Hippo The Hero)
(Everybody’s Waitin’ For) The Man With The Bag
The Christmas Song (Chestnuts Roasting On An Open Fire)
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 0x1dc9b1ac962baad93364ee9d897406d1fbe463c63fcff350be265d41ae6d88ab. 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/5dvSKxpjDxRNy4Wyuz5g1j.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/5dvSKxpjDxRNy4Wyuz5g1j.
The Rainy Day We Met (from Maybe Happy Ending) [Original Broadway Cast Recording]
The Rainy Day We Met (from Maybe Happy Ending) - Original Broadway Cast Recording
Maybe Happy Ending (Original Broadway Cast Recording)
Tell Me About Fireflies, Please - Instrumental
Jenny (from Maybe Happy Ending) - Original Broadway Cast Recording
Why Love: James's Piano Solo - Instrumental
Why Love (Live in Amsterdam, May 1948) - Bonus Track
{"copyright_id":"0x48891a239be629dc2c2962d3bded0a3e61bc237ad8492b9a3e7196def27d309f","isrc":"QMB622401811","name":"Welcome To Heaven","registered_at":"2026-06-02T02:08:31Z","spotify_id":"1Hqk4SHLCLSQYfORVEcWkf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48891a239be629dc2c2962d3bded0a3e61bc237ad8492b9a3e7196def27d309f. 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/1Hqk4SHLCLSQYfORVEcWkf.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/1Hqk4SHLCLSQYfORVEcWkf.
Crash Into Me - Settle Down Steavis Aoki Remix
{"copyright_id":"0xd2179ad7a80d013ccc8a2d351262329ca626366d6324f7524affca7624f5954d","isrc":"USUS11900579","name":"Crash Into Me - Settle Down Steavis Aoki Remix","registered_at":"2026-06-10T15:33:10Z","spotify_id":"4WISxkSCqrwEbVpk8HKiyf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2179ad7a80d013ccc8a2d351262329ca626366d6324f7524affca7624f5954d. 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/4WISxkSCqrwEbVpk8HKiyf.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/4WISxkSCqrwEbVpk8HKiyf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9376f4b7c164f9c536fccb1b979061954ec9e87fffdfab6aa6d5f718d8529b4a. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2ZRFPCzlfJK39DnLehAr7V.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/2ZRFPCzlfJK39DnLehAr7V.
Baby, It's Cold Outside (feat. Darren Criss)
{"copyright_id":"0x1d799e04e8deec8573f703d84bb7e3cb7643456689ae515a0021164a17ce518e","isrc":"USQX91001239","name":"Baby, It's Cold Outside (feat. Darren Criss)","registered_at":"2026-06-07T13:30:21Z","spotify_id":"1Zrt3eIobdcn7fJ0i1kjzW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d799e04e8deec8573f703d84bb7e3cb7643456689ae515a0021164a17ce518e. 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/1Zrt3eIobdcn7fJ0i1kjzW.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/1Zrt3eIobdcn7fJ0i1kjzW.
{"copyright_id":"0x1d799e04e8deec8573f703d84bb7e3cb7643456689ae515a0021164a17ce518e","isrc":"USQX91001239","name":"Baby, It's Cold Outside (feat. Darren Criss)","registered_at":"2026-06-07T13:30:21Z","spotify_id":"7L8vUY5KtLnWR8Tg83on7s","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d799e04e8deec8573f703d84bb7e3cb7643456689ae515a0021164a17ce518e. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7L8vUY5KtLnWR8Tg83on7s.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/7L8vUY5KtLnWR8Tg83on7s.
Royalties: Season 1 (Music from the Original Quibi Series)
I Am So Much Better Than You At Everything - From Royalties
{"copyright_id":"0x895ca27d7fc4ba4748ed5d02e93176fa6c56e25e271cea077aab6f2b84507c5b","isrc":"QZHNB1963486","name":"Dancing in the Dark","registered_at":"2026-06-09T14:42:12Z","spotify_id":"5oeGowf7o1dtmbXLNuBcD9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x895ca27d7fc4ba4748ed5d02e93176fa6c56e25e271cea077aab6f2b84507c5b. 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/5oeGowf7o1dtmbXLNuBcD9.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/5oeGowf7o1dtmbXLNuBcD9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9376f4b7c164f9c536fccb1b979061954ec9e87fffdfab6aa6d5f718d8529b4a. 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/120tmueqvWTGdHET4u5sPP.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/120tmueqvWTGdHET4u5sPP.
{"copyright_id":"0x1d799e04e8deec8573f703d84bb7e3cb7643456689ae515a0021164a17ce518e","isrc":"USQX91001239","name":"Baby, It's Cold Outside (feat. Darren Criss)","registered_at":"2026-06-07T13:30:21Z","spotify_id":"5biCBfGM9F0IiQPCtprkB3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d799e04e8deec8573f703d84bb7e3cb7643456689ae515a0021164a17ce518e. 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/5biCBfGM9F0IiQPCtprkB3.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/5biCBfGM9F0IiQPCtprkB3.
The Flash (Music from the Special Episode: Duet)
{"copyright_id":"0xa537d115d3848a152996396a93bf7e7fb15c741248400f95795361a9e9f3867c","isrc":"USNLR1700317","name":"Put a Little Love in Your Heart","registered_at":"2026-06-05T08:48:32Z","spotify_id":"3sbzXUQxzNSVlBTJeFvUHI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa537d115d3848a152996396a93bf7e7fb15c741248400f95795361a9e9f3867c. 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/3sbzXUQxzNSVlBTJeFvUHI.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/3sbzXUQxzNSVlBTJeFvUHI.
From Broadway with Love: a Benefit Concert for Orlando (Live)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2e062785704ad9f51a0c424532bd6a3c1676118a3a3c29bf2773efe1d1e1d35. 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/799zgL2hTqhvmyD50AFc8c.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/799zgL2hTqhvmyD50AFc8c.
{"copyright_id":"0x56d5edb2393a134fb0424ea13428a1d490fb3d91609b448d410b21b22677ee9f","isrc":"TCAEO1918330","name":"Harry Freakin' potter (Live)","registered_at":"2026-06-09T09:42:13Z","spotify_id":"7iFDdecl5dfac1hgl3oEMz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56d5edb2393a134fb0424ea13428a1d490fb3d91609b448d410b21b22677ee9f. 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/7iFDdecl5dfac1hgl3oEMz.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/7iFDdecl5dfac1hgl3oEMz.
{"copyright_id":"0x68666cdc0387abe28d63c90c7e786eafd7b7073011b6a275a1b278b6a259672f","isrc":"TCAEO1918337","name":"To Have a Home (Live)","registered_at":"2026-06-09T19:19:27Z","spotify_id":"4pwuP5IsccSHqIlHeJ7oTL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68666cdc0387abe28d63c90c7e786eafd7b7073011b6a275a1b278b6a259672f. 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/4pwuP5IsccSHqIlHeJ7oTL.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/4pwuP5IsccSHqIlHeJ7oTL.