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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13d94891c8c0d18508280431ea3da95b4c388a64bcdfb08ddcb4eca486cc7ad4. 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/8188b272-afc4-4b53-a3f6-edbb86531597.json and https://artists.proofprofile.net/proofs/artist/8188b272-afc4-4b53-a3f6-edbb86531597.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
She'll Be Coming Round The Mountain (Yippee Ya Ya)
The Wheels On the Bus & more Playtime Songs
Mr. Golden Sun (Please Shine Down On Me)
If You're Happy And You Know It Clap Your Hands
The Essential Educational Sing A Long Rhymes
If You're Happy And You Know It (Clap Your Hands)
If You're Happy and You Know It (Clap Your Hands) & more Songs for Preschoolers
If You&re Happy And You Know It (Clap Your Hands)
The Ultimate Preschool Kids Songs Collection
The Ultimate Winter Nursery Rhymes Collection
Clap Your Hands (If You're Happy and You Know It)
If You're Happy and You Know It - Christmas Version
Up On The House Top - Ho, Ho, Ho Version
Wheels on The Bus - Alternate 2019 Version
Essential Collection Of Songs For Children
Baa Baa Black Sheep & More Sing A Long Nursery Rhymes
Fun Sing-A-Long Kids Songs And Nursery Rhymes
The Essential Educational Sing A Long Songs And Rhymes
5 Little Ducks & More Sing A Long Rhymes For Kids
This Old Man & More Sing A Long Rhymes For Kids
If You're Happy And You Know It & More Songs For Children
The Ultimate Kids Nursery Rhymes Collection
The Ultimate Back To School Song Collection
The Finger Family Song & More Sing A Long Rhymes For Kids
Little Baby Nursery Rhymes & Songs For Children
Baby Shark | Preschool Nursery Rhymes Collection
Christmas Party for Kids | Nursery Rhymes Collection
London Bridge | The Ultimate Nursery Rhymes Collection
1, 2, 3, 4, 5 Once I Caught a Fish Alive
Incy Wincy Spider | Baby Schoolbus Collection
The Best Sing A Long Songs & Rhymes For Children
Sing A Long Nursery Rhymes and Kids Songs
Kids' Sing Along Party | The Ultimate Song Collection
The Essential Nursery Rhyme Collection For Little Ones
The Ultimate Children's Music Collection
Fun And Playful Songs For Kids | A Happy Rhymes Collection
Kids' Party Jam | The Ultimate Sing Along Collection