ISRC GBAYC9903447
Verified recording
GBAYC9903447 is “Beethoven: Piano Sonata No. 4 in E-Flat Major, Op. 7: II. Largo, con gran espressione” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x5eb2bf8d9d2e72e9a4e1f7cce55f1285b9c7b28201778729d9b692aaaf62471e and independently timestamped
in Bitcoin block 960468 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9903447.
Recording identifiers
- ISRC
- GBAYC9903447
- Title
- Beethoven: Piano Sonata No. 4 in E-Flat Major, Op. 7: II. Largo, con gran espressione
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x5eb2bf8d9d2e72e9a4e1f7cce55f1285b9c7b28201778729d9b692aaaf62471e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:18bc8f2779ab78abfdbdf88da05808f307813a4ad11720794637de3652e4d7ed- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9903447
- Bitcoin block existence check
- https://blockstream.info/api/block/960468
Full record
Track page: Beethoven: Piano Sonata No. 4 in E-Flat Major, Op. 7: II. Largo, con gran espressione · Machine-readable JSON-LD