ISRC GBLWD1602922
Verified recording
GBLWD1602922 is “Sonata for Clarinet and Piano: III. Rondó. Allegro spiritoso” by Carlos Guastavino,
registered on the CopyrightChains blockchain with CopyrightID
0xbf286e08c221c65d44170ae08b1ff27bbb8aaf6d06bf48381a82d33653226376 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/GBLWD1602922.
Recording identifiers
- ISRC
- GBLWD1602922
- Title
- Sonata for Clarinet and Piano: III. Rondó. Allegro spiritoso
- Artist
- Carlos Guastavino
- CopyrightID (CopyrightChains transaction hash)
0xbf286e08c221c65d44170ae08b1ff27bbb8aaf6d06bf48381a82d33653226376
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:63e355b619c77100f3d6b85424d38098dc86e10b64bd1e5928e0e5c131874b55- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1602922
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Sonata for Clarinet and Piano: III. Rondó. Allegro spiritoso · Machine-readable JSON-LD