ISRC GBHNG1001071
Verified recording
GBHNG1001071 is “Ich hatte viel Bekummernis, BWV 21: Aria: Seufzer, Tranen, Kummer, Not (Soprano)” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x05c3b010e2fc0dcec41a14c34d80482eeb7044952d544a931d208fe5e98f71ad and independently timestamped
in Bitcoin block 960203 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBHNG1001071.
Recording identifiers
- ISRC
- GBHNG1001071
- Title
- Ich hatte viel Bekummernis, BWV 21: Aria: Seufzer, Tranen, Kummer, Not (Soprano)
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x05c3b010e2fc0dcec41a14c34d80482eeb7044952d544a931d208fe5e98f71ad
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T03:35:13+00:00
- Bitcoin block
- 960203
- Canonical record hash
sha256:def574feb7c3190c0b4743c9caf30a449c49b2b1eb649f6c3f906e172721c2a5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBHNG1001071
- Bitcoin block existence check
- https://blockstream.info/api/block/960203
Full record
Track page: Ich hatte viel Bekummernis, BWV 21: Aria: Seufzer, Tranen, Kummer, Not (Soprano) · Machine-readable JSON-LD