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 0xb9682e178e2e953e255ee99bd8309e0833dd58f3d674733879fef6da53965bf8. Chain 2 (Bitcoin): anchored in block 953626 (2026-06-14T11:41:45Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/297ba33d-3da8-4e01-89ec-ea8048655961.json and https://artists.proofprofile.net/proofs/artist/297ba33d-3da8-4e01-89ec-ea8048655961.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Three Little Bunnies - Instrumental Version
Comedy Capers: Musical Image, Vol. 145 (Comedy Songs and Music)
I Dont Speak French - But I Sound Like I Do
In the Pond Near the Stream by the River
In The Pond Near The Stream By The River
John Field: Nocturnes (Complete) for Piano
Piano Sonata in E-Flat Major, Op. 1 No.1 / H 8 No.1: I. Allegro moderato
Piano Sonata in E-Flat Major, Op. 1 No.1 / H 8 No.1: II. Rondo. Allegretto
Piano Sonata in A Major, Op. 1 No.2 / H 8 No.2: I. Allegro moderato
Piano Sonata in A Major, Op. 1 No.2 / H 8 No.2: II. Allegro vivace
Piano Sonata in C Minor, Op. 1 No.3 / H 8 No.3: I. Non troppo Allegro, ma con fuoco e con espressione
Piano Sonata in C Minor, Op. 1 No.3 / H 8 No.3: II. Rondo. Allegretto scherzando
Nocturne No. 7 in C Major (Rèverie) for Solo Piano: Träumerisch
Arnold: Philharmonic Concerto & Symphony No. 7
Piano Concerto No. 2 in A-Flat Major, H 31: II. Poco adagio