ISRC GBF071202731
Verified recording
GBF071202731 is “Sonata in C major for 2 Violins, Op. 56: 1. Andante cantabile” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0xe3dcf9c768a9babb536ced865332f2849cfc40698fce80adc67aee3fcf20b9c6 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/GBF071202731.
Recording identifiers
- ISRC
- GBF071202731
- Title
- Sonata in C major for 2 Violins, Op. 56: 1. Andante cantabile
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0xe3dcf9c768a9babb536ced865332f2849cfc40698fce80adc67aee3fcf20b9c6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:9adabce09613a7052de0fe753ce1051c61701b33beaede1ee676d20e5affad0d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF071202731
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Sonata in C major for 2 Violins, Op. 56: 1. Andante cantabile · Machine-readable JSON-LD