1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 0xae1a977bc5886305255f6d8a210107de766479d972be019e72ca36a808881ba2. 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/2e0993bd-931d-4363-8f9c-5bf8a293bbc7.json and https://artists.proofprofile.net/proofs/artist/2e0993bd-931d-4363-8f9c-5bf8a293bbc7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf435bc24c8fee7eb449cb7314ad981116f4ae938689cdf077132ed2dbcf7e1e6. Chain 2 (Bitcoin): anchored in block 958212 (2026-07-15T23:25:50Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAM460420022.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x649f15e69b1cb3600ddfbd9f1d29869acfb381edcf392ce83e42f8e5f07a5b2c. Chain 2 (Bitcoin): anchored in block 958058 (2026-07-14T20:20:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAM460405378.
49th & 50th Academy Awards Nominee Movie Songs
45th & 46th Academy Awards Nominee Movie Songs
51st & 52nd Academy Awards Nominee Movie Songs
43rd & 44th Academy Awards Nominee Movie Songs
57th & 58th Academy Awards Nominee Movie Songs
55th & 56th Academy Awards Nominee Movie Songs
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48e6073268db5bf8067b0c6e4d1ff5607a013fcf28a5213cd1829cb951857126. Chain 2 (Bitcoin): anchored in block 958153 (2026-07-15T14:49:40Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAM460403155.
53rd & 54th Academy Awards Nominee Movie Songs
47th & 48th Academy Awards Nominee Movie Songs
41st & 42nd Academy Awards Nominee Movie Songs
29th & 30th Academy Awards Nominee Movie Songs
11th - 13th Academy Awards Nominee Movie Songs
23rd & 24th Academy Awards Nominee Movie Songs
17th & 18th Academy Awards Nominee Movie Songs
31st & 32nd Academy Awards Nominee Movie Songs
39th & 40th Academy Awards Nominee Movie Songs
14th - 16th Academy Awards Nominee Movie Songs
9th & 10th Academy Awards Nominee Movie Songs
37th & 38th Academy Awards Nominee Movie Songs
6th - 8th Academy Awards Nominee Movie Songs
33rd & 34th Academy Awards Nominee Movie Songs
35th & 36th Academy Awards Nominee Movie Songs
27th & 28th Academy Awards Nominee Movie Songs
80th Academy Awards Nominee Movie Songs Vol.2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc40556a9e3f00fcff50f8ce2e2d62dea8dd5221672a729896b1df236172528b4. Chain 2 (Bitcoin): anchored in block 957587 (2026-07-11T16:48:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAM460703344.
80th Academy Awards Nominee Movie Songs Vol.1
THE MUSICAL - WITH A SONG IN MY HEART & SINGIN' IN THE RAIN
THE MUSICAL 1940s Vol.4 - MEET ME IN ST. LOUIS
THE MUSICAL 1930s Vol.7 - THE WIZARD OF OZ
THE MUSICAL - SHOW BOAT & YOUNG AT HEART
THE MUSICAL 1930s Vol.1 - THREEPENNY OPERA
THE MUSICAL 1960s Vol.4 - FLOWER DRUM SONG
THE MUSICAL 1980s Vol.3 - ASPECTS OF LOVE
THE MUSICAL - YANKEE DOODLE DANDY & TILL THE CLOUDS ROLL BY
THE MUSICAL - MISS SAIGON & THE COTTON CLUB
THE MUSICAL - THE KING AND I & KISS ME KATE
THE MUSICAL 1940s Vol.1 - SUN VALLEY SERENADE
THE MUSICAL - ANNIE GET YOUR GUN & PAL JOEY
THE MUSICAL - LES MISÉRABLES & MY ONE AND ONLY
THE MUSICAL 1990s Vol.2 - BEAUTY AND THE BEAST
THE MUSICAL 1950s Vol.3 - THREE LITTLE WORDS
THE MUSICAL - THE PIRATES OF PENZANCE & THE JAZZ SINGER
THE MUSICAL - SHALL WE DANCE & ANYTHING GOES
THE MUSICAL 1930s Vol.5 - GREAT ZIEGFELD
THE MUSICAL 1930s Vol.6 - ALEXANDER'S RAGTIME BAND
THE MUSICAL - THE WIZ & THAT'S ENTERTAINMENT
THE MUSICAL - AN AMERICAN IN PARIS & GUYS AND DOLLS
THE MUSICAL - CABARET & FIDDLER ON THE ROOF
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbecbbe2f90dc5976877d6dcac8ec8a90f13c3d9280a81ca68c09d4d94a0a2167. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAM460408057.
THE MUSICAL - JOSEPH AND THE AMAZING TECHNICOLOR DREAMCOAT & TOMMY
THE MUSICAL 1940s Vol.5 - ZIEGFELD FOLLIES
THE MUSICAL 1960s Vol.3 - PAINT YOUR WAGON
THE MUSICAL 1970s Vol.2 - MAN OF LA MANCHA
81th Academy Awards Nominee Movie Songs Vol.1
81th Academy Awards Nominee Movie Songs Vol.3
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd1df9e97a3063e88a7ecf916d00e8eaea7eb88b5ff169daea449d7bf7530625. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAM460405663.
Essential Musicals: Ich Will Spass! (Coverversionen)
Movie Award Winners - Best Songs Vol. 3, 1970 - 1987
Movie Award Winners - Best Songs Vol. 1, 1934 -1951
Movie Award Winners - Best Songs Vol. 2, 1952 - 1969
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91ce0c1952d97eabbd3f252fefd43ecfb39357cf95457133755e8dfe9d4d588f. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAM460902481.
82nd Academy Awards Nominee Movie Songs Vol.2
82nd Academy Awards Nominee Movie Songs Vol.1
83rd Academy Awards Nominee Movie Songs Vol.3
83rd Academy Awards Nominee Movie Songs Vol.1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62207a7454ce484d9e8473282f02f4b591c2b8f9644ad4d5628cdbd0340d11cd. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAM461002060.
83rd Academy Awards Nominee Movie Songs Vol.2
83rd Academy Awards Nominee Movie Songs Vol.4
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0afd09a1ab6a384a432f62c792a4532b5ec9954a44d5b7adfb1f626fc33e2588. Chain 2 (Bitcoin): anchored in block 958377 (2026-07-17T06:48:00Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAM461001794.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14076243328264a9f017172720d7682c3818d3e6767a35a0264672d0cd2ad252. Chain 2 (Bitcoin): anchored in block 958865 (2026-07-20T13:08:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAM460436021.
Overseas Television Drama Theme Song VOL1 2012
Overseas Television Drama Theme Song VOL6 2012
Femme Fatales of the 40s-A Salute to the Ladies of the 1940s
Desert Island Disc Favorites from the 1940s
Desert Island Disc Favorites from the 1950s
Spend an Hour With..Crooners of the Early 1950s
Spend an Hour..Down Memory Lane in the 40s
The Little White Cloud That Cried-1950s Hits
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb28dda73bbf56d6965ec62eec024a283bc32eca97c63395a7e67916be443eda. Chain 2 (Bitcoin): anchored in block 958543 (2026-07-18T11:58:44Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAM460406433.
85th Academy Awards Nominee Movie Songs Vol.3
86th Academy Awards Nominee Movie Songs Vol.3
86th Academy Awards Nominee Movie Songs Vol.2
86th Academy Awards Nominee Movie Songs Vol.1
86th Academy Awards Nominee Movie Songs Vol.4
Music of My Generation-The 1950s-Before Rock & Roll
Streaming the Hits - The Best of Broadway Showtunes
Soundtrack to the 20th Century-The 1940s
Soundtrack to the 20th Century-The 1930s
Soundtrack to the 20th Century-The 1920s
Soundtrack to the 20th Century-The 1950s
Academy Award for Best Original Song Vol.2
Academy Award for Best Original Song Vol.4
Academy Award for Best Original Song Vol.1
Academy Award for Best Original Song Vol.3
Academy Award for Best Original Song Vol.5
Overseas Television Drama Theme Song Vol3