ISRC FRZ141412030
Verified recording
FRZ141412030 is “Köthener Trauermusik, BWV 244a (Reconstructed Jourdain): No. 3, Aria "Weh und Ach "” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x26ad555350c9824a7309b18bcfaf6c29245b441701bb598f80ac67cdf1a20212 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/FRZ141412030.
Recording identifiers
- ISRC
- FRZ141412030
- Title
- Köthener Trauermusik, BWV 244a (Reconstructed Jourdain): No. 3, Aria "Weh und Ach "
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x26ad555350c9824a7309b18bcfaf6c29245b441701bb598f80ac67cdf1a20212
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e17e50a82267c63d7094b35ca24c89b0039ba51fe7f857ad72870b4496597aeb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ141412030
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Köthener Trauermusik, BWV 244a (Reconstructed Jourdain): No. 3, Aria "Weh und Ach " · Machine-readable JSON-LD