ISRC GBF079912242

Verified recording

GBF079912242 is “String Quintet in C minor, Op. 104: 2. Andante cantabile con variazioni” by Ludwig van Beethoven, registered on the CopyrightChains blockchain with CopyrightID 0xbafee8a8cd8bba6e694361c66cde27288a9e3877a8c507ec4d3a6b6bfe928aac 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/GBF079912242.

Recording identifiers

ISRC
GBF079912242
Title
String Quintet in C minor, Op. 104: 2. Andante cantabile con variazioni
Artist
Ludwig van Beethoven
CopyrightID (CopyrightChains transaction hash)
0xbafee8a8cd8bba6e694361c66cde27288a9e3877a8c507ec4d3a6b6bfe928aac

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:417a345393e6f99d28fdc1af2967bf0ea78d759d1d5255a5dd0b34498ed0971f
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079912242
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: String Quintet in C minor, Op. 104: 2. Andante cantabile con variazioni · Machine-readable JSON-LD