ISRC NLY331107052
Verified recording
NLY331107052 is “Warum betrübst du dich, mein Herz, BWV 420” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xc39191c35788c85b1ec841ae95bc45bfab04396db55920d8d3181381e2524d28 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331107052.
Recording identifiers
- ISRC
- NLY331107052
- Title
- Warum betrübst du dich, mein Herz, BWV 420
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xc39191c35788c85b1ec841ae95bc45bfab04396db55920d8d3181381e2524d28
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:0d9370628424501034141b3c447841dcd2014aaf08bd4c9336b10565746aaf9f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331107052
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Warum betrübst du dich, mein Herz, BWV 420 · Machine-readable JSON-LD