ISRC FRZ396500480
Verified recording
FRZ396500480 is “Piano Concerto No. 1 in E Minor, Op. 11: 3. Rondo. Vivace” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xa367e1f776aaeb765fa0a66b0ed342f8ddb0ea60583824edbd0aa1e4f8850c11 and independently timestamped
in Bitcoin block 960247 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ396500480.
Recording identifiers
- ISRC
- FRZ396500480
- Title
- Piano Concerto No. 1 in E Minor, Op. 11: 3. Rondo. Vivace
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xa367e1f776aaeb765fa0a66b0ed342f8ddb0ea60583824edbd0aa1e4f8850c11
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T10:42:33+00:00
- Bitcoin block
- 960247
- Canonical record hash
sha256:d1b6fd0d1c1bd79ddaab69d49de891370b30d221ee83a9ca0dc60903ec1d9dd8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ396500480
- Bitcoin block existence check
- https://blockstream.info/api/block/960247
Full record
Track page: Piano Concerto No. 1 in E Minor, Op. 11: 3. Rondo. Vivace · Machine-readable JSON-LD