ISRC FRZ140322050

Verified recording

FRZ140322050 is “Trio No. 2 in E Minor, Op. 67: IV. Allegretto” by Dmitri Shostakovich, registered on the CopyrightChains blockchain with CopyrightID 0xdd64eaacb9ff0d90015c1db70c73b2942ea09b89e158548fa4838c545f34f419 and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140322050.

Recording identifiers

ISRC
FRZ140322050
Title
Trio No. 2 in E Minor, Op. 67: IV. Allegretto
Artist
Dmitri Shostakovich
CopyrightID (CopyrightChains transaction hash)
0xdd64eaacb9ff0d90015c1db70c73b2942ea09b89e158548fa4838c545f34f419

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:9f50a300386515a03a5ada20ef9dfdb361cd36069a7feb486c2ebfe1a382fdba
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140322050
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Trio No. 2 in E Minor, Op. 67: IV. Allegretto · Machine-readable JSON-LD