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 0x2ace5c7148feab92f8212f02f4ff28bb0a30789015b199ef03389d1bf5370269. 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/49a325c6-fbb7-44f6-84aa-78f35a355014.json and https://artists.proofprofile.net/proofs/artist/49a325c6-fbb7-44f6-84aa-78f35a355014.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Playtime: Here We Go Round the Mulberry Bush / Pat a Cake / One, Two, Buckle My Shoe / Itsy Bitsy Spider / This Little Piggy
My Special Favorites: Old King Cole / If I Had a Donkey / Hickory Dickory Dock / Little Nut Tree / The Owl and the Pussycat
14 Baby Lullabies & Nursery Rhymes for Better Sleep
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Hey Diddle Diddle the Cat and the Fiddle
2018 A Nursery Rhyme Collection: Baby Sleep Songs
2018 A Tired Baby Nursery Rhyme Collection
London Bridge is Falling Down (Solo Harp)
She'll Be Coming Around the Mountain Full
Hey Diddle Diddle the Cat and the Fiddle (Marimba)
Playful Baby Tunes: Cheerful Nursery Rhymes
Baby's First Harmonies: Playful Nursery Tunes