ISRC GBBBA5350133
Verified recording
GBBBA5350133 is “Nun freut euch, liebe Christen g'mein, BWV 734 (Arr. Kempff for Piano)” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x225b726af53efd7aa1afb7370d0f69d4c39010cc8b6579ef9782dc02e398a3aa 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/GBBBA5350133.
Recording identifiers
- ISRC
- GBBBA5350133
- Title
- Nun freut euch, liebe Christen g'mein, BWV 734 (Arr. Kempff for Piano)
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x225b726af53efd7aa1afb7370d0f69d4c39010cc8b6579ef9782dc02e398a3aa
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:c11c4a85020eed6ea7ff6bce1c8165d50c0755b923dbfd396c73ae474eb1b49c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA5350133
- Bitcoin block existence check
- https://blockstream.info/api/block/960468
Full record
Track page: Nun freut euch, liebe Christen g'mein, BWV 734 (Arr. Kempff for Piano) · Machine-readable JSON-LD