ISRC FRZ149905270
Verified recording
FRZ149905270 is “Weinen, Klagen, Sorgen, Zagen, BWV 12: VI. Aria "Sei getreu, alle Pein"” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xa17c7aa5826f38b677aa8a9c53499fd512fd03209d792bed51afb751ea3183e9 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/FRZ149905270.
Recording identifiers
- ISRC
- FRZ149905270
- Title
- Weinen, Klagen, Sorgen, Zagen, BWV 12: VI. Aria "Sei getreu, alle Pein"
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xa17c7aa5826f38b677aa8a9c53499fd512fd03209d792bed51afb751ea3183e9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:3a7f5c83090922cfb879ad822a5d8a613a0597c2ee3ac17fd45ee9b47bee8fa2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149905270
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Weinen, Klagen, Sorgen, Zagen, BWV 12: VI. Aria "Sei getreu, alle Pein" · Machine-readable JSON-LD