ISRC FRZ119202980
Verified recording
FRZ119202980 is “Chopin: Variations on Mozart's "Là ci darem la mano", Op. 2: Theme. Allegretto” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xfbaf3e63c791f8208bbac2dc971ca22b8b5426a7a35518e07e3ef54eeeb0b0f6 and independently timestamped
in Bitcoin block 960284 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119202980.
Recording identifiers
- ISRC
- FRZ119202980
- Title
- Chopin: Variations on Mozart's "Là ci darem la mano", Op. 2: Theme. Allegretto
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xfbaf3e63c791f8208bbac2dc971ca22b8b5426a7a35518e07e3ef54eeeb0b0f6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:23:26+00:00
- Bitcoin block
- 960284
- Canonical record hash
sha256:6b2bce8db63210ec5df7c1a56fae57fedc7f6b7be3dd7c90d478483106f39aec- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119202980
- Bitcoin block existence check
- https://blockstream.info/api/block/960284
Full record
Track page: Chopin: Variations on Mozart's "Là ci darem la mano", Op. 2: Theme. Allegretto · Machine-readable JSON-LD