ISRC FRZ140339060
Verified recording
FRZ140339060 is “Weinen, Klagen, Sorgen, Zagen, BWV 12: VI. Aria "Sei getreu"” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x808cefbdebedbc3fb5831b81e82fb10af9c857d3dc24bea2c5cd4854263fa413 and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140339060.
Recording identifiers
- ISRC
- FRZ140339060
- Title
- Weinen, Klagen, Sorgen, Zagen, BWV 12: VI. Aria "Sei getreu"
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x808cefbdebedbc3fb5831b81e82fb10af9c857d3dc24bea2c5cd4854263fa413
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:33acccbc4d083607eb52a3dfe3e72baff5057f32129934eeb5cd8509524f4a3d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140339060
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: Weinen, Klagen, Sorgen, Zagen, BWV 12: VI. Aria "Sei getreu" · Machine-readable JSON-LD