ISRC GBSAM2003208
Verified recording
GBSAM2003208 is “Piano Sonata No 3 in B Minor Op 58: III. Largo” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x3584051c8aa95f11b9dcfb4e6c124ca7549bf753a05606517cc325df19a53509 and independently timestamped
in Bitcoin block 957124 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSAM2003208.
Recording identifiers
- ISRC
- GBSAM2003208
- Title
- Piano Sonata No 3 in B Minor Op 58: III. Largo
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x3584051c8aa95f11b9dcfb4e6c124ca7549bf753a05606517cc325df19a53509
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:53:27+00:00
- Bitcoin block
- 957124
- Canonical record hash
sha256:3b7c835c797d52c005aa18c25aebeb3deb5271d429d7067c9d90692330273ee4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSAM2003208
- Bitcoin block existence check
- https://blockstream.info/api/block/957124
Full record
Track page: Piano Sonata No 3 in B Minor Op 58: III. Largo · Machine-readable JSON-LD