ISRC FRZ110901434
Verified recording
FRZ110901434 is “Chopin: Variations in B-Flat Major on "Là ci darem la mano", Op. 2 (Introduzione. Largo - Theme. Allegretto - Variation Nos. 1-5 - Alla Polacca)” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x61076174a88ec5e78499b429c87642bb76ab1dece7dd04a3b951194b9c58f85e 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/FRZ110901434.
Recording identifiers
- ISRC
- FRZ110901434
- Title
- Chopin: Variations in B-Flat Major on "Là ci darem la mano", Op. 2 (Introduzione. Largo - Theme. Allegretto - Variation Nos. 1-5 - Alla Polacca)
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x61076174a88ec5e78499b429c87642bb76ab1dece7dd04a3b951194b9c58f85e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:20ecf993a5abdd1bef11a9ba7f8ed84719ca31241041558b3b2da2fa397f8574- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ110901434
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Chopin: Variations in B-Flat Major on "Là ci darem la mano", Op. 2 (Introduzione. Largo - Theme. Allegretto - Variation Nos. 1-5 - Alla Polacca) · Machine-readable JSON-LD