ISRC NLA508701740
Verified recording
NLA508701740 is “St. John Passion, BWV 245 / Part Two: No.40 Choral: "Ach Herr, laß dein lieb Engelein"” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x6b7bc9903898036f4b3bcedc09f74870540d560520883cc7dc170aef4798842c and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508701740.
Recording identifiers
- ISRC
- NLA508701740
- Title
- St. John Passion, BWV 245 / Part Two: No.40 Choral: "Ach Herr, laß dein lieb Engelein"
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x6b7bc9903898036f4b3bcedc09f74870540d560520883cc7dc170aef4798842c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:81093cb6d8f4685aa0f90eadb8adfae17b441719b762276b7e0d1d21aab6f34a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508701740
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: St. John Passion, BWV 245 / Part Two: No.40 Choral: "Ach Herr, laß dein lieb Engelein" · Machine-readable JSON-LD