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