ISRC QM4TW1776838
Verified recording
QM4TW1776838 is “Concierto para Clavecín en Fa menor: Larghetto - En vivo” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xf4c99e2fe8c1208fc69ca11d2e8bd305794078f4a68c57fdc6b67db8d5636e4d and independently timestamped
in Bitcoin block 960376 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1776838.
Recording identifiers
- ISRC
- QM4TW1776838
- Title
- Concierto para Clavecín en Fa menor: Larghetto - En vivo
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xf4c99e2fe8c1208fc69ca11d2e8bd305794078f4a68c57fdc6b67db8d5636e4d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:09:19+00:00
- Bitcoin block
- 960376
- Canonical record hash
sha256:f245421fb45c10f093940e636ec1596ed169720aa4275e41321070591f05b2b8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1776838
- Bitcoin block existence check
- https://blockstream.info/api/block/960376
Full record
Track page: Concierto para Clavecín en Fa menor: Larghetto - En vivo · Machine-readable JSON-LD