ISRC GBF071300411

Verified recording

GBF071300411 is “Piano Sonata No. 2 in G minor, Op. 22: 1. So rasch wie möglich - Schneller - Noch schneller” by Robert Schumann, registered on the CopyrightChains blockchain with CopyrightID 0xb90a4f75b5e91547d3e55d6895c3aaa103eabb791579d96b3c7ca69908f374ad and independently timestamped in Bitcoin block 956304 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF071300411.

Recording identifiers

ISRC
GBF071300411
Title
Piano Sonata No. 2 in G minor, Op. 22: 1. So rasch wie möglich - Schneller - Noch schneller
Artist
Robert Schumann
CopyrightID (CopyrightChains transaction hash)
0xb90a4f75b5e91547d3e55d6895c3aaa103eabb791579d96b3c7ca69908f374ad

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:e00d7faf03f9cac7c0559c2cfa16b8e1cd52f28232b4b0902382519f63c115ca
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF071300411
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Piano Sonata No. 2 in G minor, Op. 22: 1. So rasch wie möglich - Schneller - Noch schneller · Machine-readable JSON-LD