ISRC GBYDS2300149

Verified recording

GBYDS2300149 is “Sonata for 2 Violins in C Major, Op. 56: I. Andante cantabile” by Sergei Prokofiev, registered on the CopyrightChains blockchain with CopyrightID 0x0491f62fd6215fa17b10f3b430bde8ef8357f26b375f7529be2df63a12d4db15 and independently timestamped in Bitcoin block 960264 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBYDS2300149.

Recording identifiers

ISRC
GBYDS2300149
Title
Sonata for 2 Violins in C Major, Op. 56: I. Andante cantabile
Artist
Sergei Prokofiev
CopyrightID (CopyrightChains transaction hash)
0x0491f62fd6215fa17b10f3b430bde8ef8357f26b375f7529be2df63a12d4db15

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T14:36:16+00:00
Bitcoin block
960264
Canonical record hash
sha256:91f2a17a719480ef9c03083630a15524d2730d2492d751058aa5865d7c1abe08
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBYDS2300149
Bitcoin block existence check
https://blockstream.info/api/block/960264

Full record

Track page: Sonata for 2 Violins in C Major, Op. 56: I. Andante cantabile · Machine-readable JSON-LD