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 0x40466571f61794122f95d2327a2ee6836fe065fdd6971d2d4e7d8c826c336568. Chain 2 (Bitcoin): anchored in block 954533 (2026-06-20T08:57:02Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a4d95e62-8445-477a-bce1-e2c85ac3332b.json and https://artists.proofprofile.net/proofs/artist/a4d95e62-8445-477a-bce1-e2c85ac3332b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Christmas Carols – 20 Classical Favourite Christmas Carols, Christmas Carols for Kids, Xmas Holidays, Happy Christmas Eve, Traditional Christmas Carols
Jesu, Joy of Man's Desiring from Cantata “Herz Und Mund Und Tat Und Leben”, BWV 147
Bagatelle for Piano in A Minor, WoO No. 59. Fur Elise
Symphony No. 9 in D Minor, Op. 125 “Ode an Die Freude": IV. Presto - Allegro molto assai
String Quintet in E Major, Op. 13: III. Minuet
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 → block OTSBitcoinBlock must exist at that height 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 0xcc22b44d8a6e9e1c3531f9fae969ab63877e8cbf4f04de3db44714469ad1be78. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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/PLL431401213.
Guten Abend, Gute Nacht, Op. 49: Wiegenlied (Lullaby)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x353b95804f3f49458d8e7cd01d09b0fd2b4bacd99a00fdfb445cd82828e1f957. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), 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/PLL431401224.
A Very Special Holiday Music – The Most Popular Christmas Songs & Instrumental Melodies for Xmas Time
Ding Dong Merryli On High (Jazz Guitar Solo)
Mizerna Cicha (Acoustic Guitar & Strings Music)
Once In Royal David's City (Flute Music)
Cradled In a Manger (Piano and Guitar Music)
Christmas Songs – The Very Best Traditional Xmas Carols and Beautiful Instrumental Music for All, Magic Christmas Time
20 Traditional & Favourite Christmas Carols: Calming Instrumental Music, Xmas Holidays, Happy Christmas Eve
While Shepheards Watch Their Flocks by Night
Santa Songs: Christmas Carols for Kids, Instrumentals for Singing, Christmas Eve Dinner
Xmas Carols for Kids: Christmas Songs for Bedtime, Instrumental Lullabies When Santa Comes
Messiah, HWV 56: No. 12, For unto Us a Child Is Born
A Very Warm Christmas Eve: 20 Songs of Traditional Christmas Spirit, Joy of Winter Holiday, Magic Xmas Carols, Peaceful & Beautiful Christmas Tones, Get Toghether & Celebrate
Where Is Kevin: Family Christmas Carols, Instrumental Piano, Chorus, Merry Christmas, Santa Songs
Brightest and Best of the Sons Of Morning
Happy Christmas Time: Traditional Xmas Songs, Amazing & Magic Winter Holiday, Christmas Carols for Having Fun
All I Want for Christmas Is My Two Front Teeth
Concerto grosso in G Minor, Op. 6 No. 8 “Christmas Concerto”
Essential Christmas Dinner Carols: Oldies Christmas Songs, Peaceful Family Music
Brightest and Best of The Sons of Morning
A Very Merry Xmas – 2017 Top Selection, Popular Carols & Christmas Songs
It's Beginning to Look a Lot Like Christmas
Little White Xmas Songs 2017 (Instrumental Melodies for Christmas Eve and Family Winter Time)
Gloria in Altissimis from Christmas Oratorio
Julafton bakgrundsmusik (Bästa julkullar, Spendera tid med familjen, God Jul)
Christ Jesus Lay In Death's Strong Bonds
Merry Christmas (Traditional Jazz Carols, Magic Winter Time, Festive Instrumental Chords, Jazz Christmas Eve)
Christmas Cafe Music: Xmas Trap Beat and Christmas Bell Rhymes
Christmas Eve Carols for Family Dinner: Angelic Instrumental Carols, Piano Carols for Magic Atmosphere, Christmas Bells Carols for Baby’s First Christmas
Noël Jazz: Soirée magique avec ambiance chaleureuse (Christmas Music)
Relaxing Fireside Christmas Jazz: Festive Mix of Instrumental Big Band, Most Popular Carols and Christmas Songs
Atmosfera natalizia in italiano: Bella giornata in famiglia
Magic Winter Night, Bring a Joyful Atmosphere
Season of Kindness: Acoustic Traditional Christmas Carols Collection
Xmas Giving: Warm Jazz and Christmas Carols on Piano Acts of Kindness
Winter Wonderland: Christmas Evening Joy
Frosty Christmas Delight on Christmas Eve
Sleigh Bells Ring in Christmas Wonderland
Christmas Joyful Crescendo in Winter's Embrace
Classic Christmas Carols 2024: Timeless Holiday Favorites
Holly Jolly Jams: Traditional Christmas Carols, Instrumental Jazz Songs