ISRC FRZ208205704
Verified recording
FRZ208205704 is “Tchaikovsky: Piano Trio in A Minor, Op. 50: II. (m) Variazione finale & coda” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xba9f460aaca9cc788eee1d905492c08868bae2ab5def7e9aab4d300c63c4864e and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208205704.
Recording identifiers
- ISRC
- FRZ208205704
- Title
- Tchaikovsky: Piano Trio in A Minor, Op. 50: II. (m) Variazione finale & coda
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xba9f460aaca9cc788eee1d905492c08868bae2ab5def7e9aab4d300c63c4864e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:86fdd0bf443e2d19fd16dae3b3d9f179d5eca109ce6b1bb54e7d52e2d03b6fd6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208205704
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Tchaikovsky: Piano Trio in A Minor, Op. 50: II. (m) Variazione finale & coda · Machine-readable JSON-LD