ISRC FRZ131213030

Verified recording

FRZ131213030 is “Piano Sonata No. 1 in D Minor, Op. 28: III. Allegro molto” by Sergei Rachmaninoff, registered on the CopyrightChains blockchain with CopyrightID 0x1597ce429c5bca30a3c48519b188676c50ca3fd55967a3cfd85a4a792552a003 and independently timestamped in Bitcoin block 956302 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131213030.

Recording identifiers

ISRC
FRZ131213030
Title
Piano Sonata No. 1 in D Minor, Op. 28: III. Allegro molto
Artist
Sergei Rachmaninoff
CopyrightID (CopyrightChains transaction hash)
0x1597ce429c5bca30a3c48519b188676c50ca3fd55967a3cfd85a4a792552a003

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09+00:00
Bitcoin block
956302
Canonical record hash
sha256:23cf1a7bd1349b03c01aa07cc7d6ef7962d7a667ffa677132e07660fce935925
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131213030
Bitcoin block existence check
https://blockstream.info/api/block/956302

Full record

Track page: Piano Sonata No. 1 in D Minor, Op. 28: III. Allegro molto · Machine-readable JSON-LD