ISRC GBAYC8803603
Verified recording
GBAYC8803603 is “Bach, JS: Ich hatte viel Bekümmernis, BWV 21: No. 3, Aria. "Seufzer, Tränen, Kummer, Not"” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x694bcce66f7f4abf32c71c666dab01c6e2317db8f8c63b69403e7b8c7d086b77 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8803603.
Recording identifiers
- ISRC
- GBAYC8803603
- Title
- Bach, JS: Ich hatte viel Bekümmernis, BWV 21: No. 3, Aria. "Seufzer, Tränen, Kummer, Not"
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x694bcce66f7f4abf32c71c666dab01c6e2317db8f8c63b69403e7b8c7d086b77
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:e38dcf316563b616bcd0bb289b3bbcc525351ae7164ab93048dd305c7288e38b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8803603
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Bach, JS: Ich hatte viel Bekümmernis, BWV 21: No. 3, Aria. "Seufzer, Tränen, Kummer, Not" · Machine-readable JSON-LD