ISRC FRZ119202970
Verified recording
FRZ119202970 is “Chopin: Variations on Mozart's "Là ci darem la mano", Op. 2: Introduction. Largo” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xdaceb4446a184717f25f71ca3cc431ff1b75ee2112bed30e71895da3536a79d9 and independently timestamped
in Bitcoin block 960198 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119202970.
Recording identifiers
- ISRC
- FRZ119202970
- Title
- Chopin: Variations on Mozart's "Là ci darem la mano", Op. 2: Introduction. Largo
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xdaceb4446a184717f25f71ca3cc431ff1b75ee2112bed30e71895da3536a79d9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T02:21:55+00:00
- Bitcoin block
- 960198
- Canonical record hash
sha256:9761a76ba6e9f7e0cb693f3c6ee92922f000bad429b66df795fdd07e6baa6c17- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119202970
- Bitcoin block existence check
- https://blockstream.info/api/block/960198
Full record
Track page: Chopin: Variations on Mozart's "Là ci darem la mano", Op. 2: Introduction. Largo · Machine-readable JSON-LD