ISRC GBAYC0203670
Verified recording
GBAYC0203670 is “Piano Sonata No. 26 in E-Flat Major, Op. 81a 'Les Adieux': I. Adagio - Allegro "Les Adieux"” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xf848b5c13165481ffc3bccbe8e919464e4523efc3d5ccd0c24e03e484ff826be and independently timestamped
in Bitcoin block 960379 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0203670.
Recording identifiers
- ISRC
- GBAYC0203670
- Title
- Piano Sonata No. 26 in E-Flat Major, Op. 81a 'Les Adieux': I. Adagio - Allegro "Les Adieux"
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xf848b5c13165481ffc3bccbe8e919464e4523efc3d5ccd0c24e03e484ff826be
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:25:34+00:00
- Bitcoin block
- 960379
- Canonical record hash
sha256:7e1435ac685b4d2e150ffff41a8210311c4191ea323720ea0781e213426f2a2b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0203670
- Bitcoin block existence check
- https://blockstream.info/api/block/960379
Full record
Track page: Piano Sonata No. 26 in E-Flat Major, Op. 81a 'Les Adieux': I. Adagio - Allegro "Les Adieux" · Machine-readable JSON-LD