ISRC FRZ209802410
Verified recording
FRZ209802410 is “Tchaikovsky: Valse-scherzo, Op. 34 (Version for Violin and Piano)” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x9aeb924989d639323be1c12c36c8c7b0962d4db597f94d631042d95173ecd86e and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209802410.
Recording identifiers
- ISRC
- FRZ209802410
- Title
- Tchaikovsky: Valse-scherzo, Op. 34 (Version for Violin and Piano)
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x9aeb924989d639323be1c12c36c8c7b0962d4db597f94d631042d95173ecd86e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:a61dbcc4f2e26012fbde84c8a67e99ab50698b8b6cda20a58fe32d71a1ff31e3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209802410
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Tchaikovsky: Valse-scherzo, Op. 34 (Version for Violin and Piano) · Machine-readable JSON-LD