ISRC FRZ119203030
Verified recording
FRZ119203030 is “Chopin: Variations on Mozart's "Là ci darem la mano", Op. 2: Variation V. (a) Adagio” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x40a0f003b4ecca62e90c6909dccd45e43900628e62e0ccd00ed357c4b14f48fb 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/FRZ119203030.
Recording identifiers
- ISRC
- FRZ119203030
- Title
- Chopin: Variations on Mozart's "Là ci darem la mano", Op. 2: Variation V. (a) Adagio
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x40a0f003b4ecca62e90c6909dccd45e43900628e62e0ccd00ed357c4b14f48fb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:23:26+00:00
- Bitcoin block
- 960284
- Canonical record hash
sha256:f5c3a15db202b1f6b1467e463a7fe00d7b0760605193b3f99858583761078341- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119203030
- 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: Variation V. (a) Adagio · Machine-readable JSON-LD