ISRC FRZ112400256
Verified recording
FRZ112400256 is “Kabalevsky: Piano Sonata No. 2 in E-Flat Major, Op. 45: II. Andante sostenuto” by Dmitry Kabalevsky,
registered on the CopyrightChains blockchain with CopyrightID
0x5a3f011aa22b2f74d86e6ac6347849fac7345c87d01dd61e3805e6afafd9e89a and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ112400256.
Recording identifiers
- ISRC
- FRZ112400256
- Title
- Kabalevsky: Piano Sonata No. 2 in E-Flat Major, Op. 45: II. Andante sostenuto
- Artist
- Dmitry Kabalevsky
- CopyrightID (CopyrightChains transaction hash)
0x5a3f011aa22b2f74d86e6ac6347849fac7345c87d01dd61e3805e6afafd9e89a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:ba29e5a06c794c706ed442539621be6abcdea70e3690dbd9a88c69296e330cce- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ112400256
- Bitcoin block existence check
- https://blockstream.info/api/block/960291
Full record
Track page: Kabalevsky: Piano Sonata No. 2 in E-Flat Major, Op. 45: II. Andante sostenuto · Machine-readable JSON-LD