ISRC NLK170300176
Verified recording
NLK170300176 is “Ach wie flüchtig, ach wie nichtig BWV 26” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xeaa087ffcbfee4865ba659c02c72c61aab65c0887af81fdee23e60dc6e2ebde7 and independently timestamped
in Bitcoin block 960419 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLK170300176.
Recording identifiers
- ISRC
- NLK170300176
- Title
- Ach wie flüchtig, ach wie nichtig BWV 26
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xeaa087ffcbfee4865ba659c02c72c61aab65c0887af81fdee23e60dc6e2ebde7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:33+00:00
- Bitcoin block
- 960419
- Canonical record hash
sha256:2b61e17df0994059523a43d89d1f6a61203cf0ab6b0b986aa5ce69b50fb1e7d3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLK170300176
- Bitcoin block existence check
- https://blockstream.info/api/block/960419
Full record
Track page: Ach wie flüchtig, ach wie nichtig BWV 26 · Machine-readable JSON-LD