ISRC FRZ119203000
Verified recording
FRZ119203000 is “Chopin: Variations on Mozart's "Là ci darem la mano", Op. 2: Variation II. Veloce ma accuratamente” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xb2ba32ad9c5bc7ecc1c14f6aca5065224cbf95ae20ca113942df68f12dfa3b08 and independently timestamped
in Bitcoin block 960229 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119203000.
Recording identifiers
- ISRC
- FRZ119203000
- Title
- Chopin: Variations on Mozart's "Là ci darem la mano", Op. 2: Variation II. Veloce ma accuratamente
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xb2ba32ad9c5bc7ecc1c14f6aca5065224cbf95ae20ca113942df68f12dfa3b08
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T08:30:10+00:00
- Bitcoin block
- 960229
- Canonical record hash
sha256:d069e9b4da0ccadc6e78c4fd171e0d0313a6b4d4ffd5917588754a60b781a8d1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119203000
- Bitcoin block existence check
- https://blockstream.info/api/block/960229
Full record
Track page: Chopin: Variations on Mozart's "Là ci darem la mano", Op. 2: Variation II. Veloce ma accuratamente · Machine-readable JSON-LD