ISRC NLA507918709
Verified recording
NLA507918709 is “Ein feste Burg ist unser Gott, Cantata, BWV 80: II. Arie "Mit unsrer Macht ist nichts getan"” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xa2b464bcbdddd75cada6a25371de05cccbee2d204f179cd2c3fa8332616ab1c3 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507918709.
Recording identifiers
- ISRC
- NLA507918709
- Title
- Ein feste Burg ist unser Gott, Cantata, BWV 80: II. Arie "Mit unsrer Macht ist nichts getan"
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xa2b464bcbdddd75cada6a25371de05cccbee2d204f179cd2c3fa8332616ab1c3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:14d112baa426887988919925b21f2fa5dea9327ccc9080ac3be3e313205ee56e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507918709
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Ein feste Burg ist unser Gott, Cantata, BWV 80: II. Arie "Mit unsrer Macht ist nichts getan" · Machine-readable JSON-LD