ISRC NLK170300177
Verified recording
NLK170300177 is “Ach wie flüchtig, ach wie nichtig BWV 26” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x4f80d1695e153877b7b1df9ab865ecf8a42f06701199824074449467519b7f15 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLK170300177.
Recording identifiers
- ISRC
- NLK170300177
- Title
- Ach wie flüchtig, ach wie nichtig BWV 26
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x4f80d1695e153877b7b1df9ab865ecf8a42f06701199824074449467519b7f15
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:52fa1618145a0b9a58f63038a0c8496f47f37d6065a58ce7cccbe5b1ad20a0b8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLK170300177
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Ach wie flüchtig, ach wie nichtig BWV 26 · Machine-readable JSON-LD