ISRC GBUM72406029
Verified recording
GBUM72406029 is “Piano Sonata No. 32 in C Minor, Op. 111: Maestoso – Allegro con brio ed appassionato - Excerpt” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x04c5c91d0d552f5123ee0e3d308256267eb8edc53349d66552f988c4f6b43365 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/GBUM72406029.
Recording identifiers
- ISRC
- GBUM72406029
- Title
- Piano Sonata No. 32 in C Minor, Op. 111: Maestoso – Allegro con brio ed appassionato - Excerpt
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x04c5c91d0d552f5123ee0e3d308256267eb8edc53349d66552f988c4f6b43365
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:210f03f8ab6ce8c3bc1f444ad0acda9120984f086ab7bfbad6e0bd697538adf6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM72406029
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Piano Sonata No. 32 in C Minor, Op. 111: Maestoso – Allegro con brio ed appassionato - Excerpt · Machine-readable JSON-LD