ISRC GBHNG1001076
Verified recording
GBHNG1001076 is “Ich hatte viel Bekummernis, BWV 21: Duet: Komm, mein Jesu, und erquicke (Soprano, Bass)” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xe4b8eef25c353938884900445d264ba0eab3fe45e98c5420b4524efa1fb82c31 and independently timestamped
in Bitcoin block 960229 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBHNG1001076.
Recording identifiers
- ISRC
- GBHNG1001076
- Title
- Ich hatte viel Bekummernis, BWV 21: Duet: Komm, mein Jesu, und erquicke (Soprano, Bass)
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xe4b8eef25c353938884900445d264ba0eab3fe45e98c5420b4524efa1fb82c31
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T08:30:10+00:00
- Bitcoin block
- 960229
- Canonical record hash
sha256:76afd534f4b22cec64e1b84eb57e25fc0aeb86a8302ba74a098d912aa6397cb4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBHNG1001076
- Bitcoin block existence check
- https://blockstream.info/api/block/960229
Full record
Track page: Ich hatte viel Bekummernis, BWV 21: Duet: Komm, mein Jesu, und erquicke (Soprano, Bass) · Machine-readable JSON-LD