ISRC FRZ141211140
Verified recording
FRZ141211140 is “Variations on a Rococo Theme, Op. 33, TH 57: Var: VII. Coda (Allegro vivo)” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xf65d718cc03e7d637d8c1efb0a9054cd6fb0d461b3485a29b00fec9759e94149 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/FRZ141211140.
Recording identifiers
- ISRC
- FRZ141211140
- Title
- Variations on a Rococo Theme, Op. 33, TH 57: Var: VII. Coda (Allegro vivo)
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xf65d718cc03e7d637d8c1efb0a9054cd6fb0d461b3485a29b00fec9759e94149
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:0db7d2562227c0d8210b8bfb224b5006f59fd18087544f0db6a1af23c13b04b6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ141211140
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Variations on a Rococo Theme, Op. 33, TH 57: Var: VII. Coda (Allegro vivo) · Machine-readable JSON-LD