ISRC NLK170300174
Verified recording
NLK170300174 is “Ach wie flüchtig, ach wie nichtig BWV 26” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xb94b4d0b82dec108bd8ec10da1df80b0c809bc63f76187a46ba2cacea16c83c6 and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLK170300174.
Recording identifiers
- ISRC
- NLK170300174
- Title
- Ach wie flüchtig, ach wie nichtig BWV 26
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xb94b4d0b82dec108bd8ec10da1df80b0c809bc63f76187a46ba2cacea16c83c6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:86b58ec63fe02c6385496da7631a5e1e13690ea64f5b97c7d78969858f50ba96- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLK170300174
- Bitcoin block existence check
- https://blockstream.info/api/block/960459
Full record
Track page: Ach wie flüchtig, ach wie nichtig BWV 26 · Machine-readable JSON-LD