ISRC NLK170600277
Verified recording
NLK170600277 is “Ein Feste Burg ist unser Gott BWV 80: Aria: Wie selig sind doch die, die Gott im Munde tragen” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x694246367eb8e22186d144e0833c86a9ba45aaab424e7b9127f652948f7afe17 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLK170600277.
Recording identifiers
- ISRC
- NLK170600277
- Title
- Ein Feste Burg ist unser Gott BWV 80: Aria: Wie selig sind doch die, die Gott im Munde tragen
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x694246367eb8e22186d144e0833c86a9ba45aaab424e7b9127f652948f7afe17
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:357e3466423dfb560a52a82a5bf695efcbd5d8851d5d1b8ccc91ef8b22ca3983- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLK170600277
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Ein Feste Burg ist unser Gott BWV 80: Aria: Wie selig sind doch die, die Gott im Munde tragen · Machine-readable JSON-LD