ISRC DEF059202052
Verified recording
DEF059202052 is “Schwingt freudig euch empor, Cantata BWV 36 / Part 1: No. 2 Chorale-Duet "Nun komm, der Heiden Heiland"” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xe734fef7f1a88396a06d364b9f5f9345101ec1fc70126db4bf3da015db28a897 and independently timestamped
in Bitcoin block 960240 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059202052.
Recording identifiers
- ISRC
- DEF059202052
- Title
- Schwingt freudig euch empor, Cantata BWV 36 / Part 1: No. 2 Chorale-Duet "Nun komm, der Heiden Heiland"
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xe734fef7f1a88396a06d364b9f5f9345101ec1fc70126db4bf3da015db28a897
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:57:33+00:00
- Bitcoin block
- 960240
- Canonical record hash
sha256:4ba72f70d35b2e9b30cd0f06100e7ecbe8de53f9bcd4c9aa4aafe70bd72f3c93- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059202052
- Bitcoin block existence check
- https://blockstream.info/api/block/960240
Full record
Track page: Schwingt freudig euch empor, Cantata BWV 36 / Part 1: No. 2 Chorale-Duet "Nun komm, der Heiden Heiland" · Machine-readable JSON-LD