ISRC FRZ131325030
Verified recording
FRZ131325030 is “Piano Concerto No. 2 in F Minor, Op. 21: III. Allegro vivace” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xac9cd7e1a4ee6319272760e80d9f8b5bcfeda25bf49452d9a87f96e90ef4f459 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131325030.
Recording identifiers
- ISRC
- FRZ131325030
- Title
- Piano Concerto No. 2 in F Minor, Op. 21: III. Allegro vivace
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xac9cd7e1a4ee6319272760e80d9f8b5bcfeda25bf49452d9a87f96e90ef4f459
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:da573eb105b448f156ea90e6ad2ab8170c6ff972c06c748f8322a50c578f5d2d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131325030
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Piano Concerto No. 2 in F Minor, Op. 21: III. Allegro vivace · Machine-readable JSON-LD