ISRC GBAYC9903649
Verified recording
GBAYC9903649 is “Piano Sonata No.12 in A-Flat Major, Op. 26: Marcia funèbre sulla morte d'un Eroe - Maestoso andante” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x648dc43004341fe39c417b0175afc498a895a6ddc2bb2bd85cb02ae9f5ba0cea 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/GBAYC9903649.
Recording identifiers
- ISRC
- GBAYC9903649
- Title
- Piano Sonata No.12 in A-Flat Major, Op. 26: Marcia funèbre sulla morte d'un Eroe - Maestoso andante
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x648dc43004341fe39c417b0175afc498a895a6ddc2bb2bd85cb02ae9f5ba0cea
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:010661f7c819df11e88f05ccd4347b1fed96e73b2436ccfc96545fae3d09326b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9903649
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Piano Sonata No.12 in A-Flat Major, Op. 26: Marcia funèbre sulla morte d'un Eroe - Maestoso andante · Machine-readable JSON-LD