ISRC FRZ209407201
Verified recording
FRZ209407201 is “Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xba197067062ec2f45d18d461b4cffff2b2bc3521a9dbd3b1a36febb9e0543b64 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209407201.
Recording identifiers
- ISRC
- FRZ209407201
- Title
- Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xba197067062ec2f45d18d461b4cffff2b2bc3521a9dbd3b1a36febb9e0543b64
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:30e4e931d9483de547c5aa198f12d1490c0cf21d97c07c42cdd5139c8d59cd3b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209407201
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Tchaikovsky: Violin Concerto in D Major, Op. 35: I. Allegro moderato · Machine-readable JSON-LD