ISRC FRZ141412180
Verified recording
FRZ141412180 is “Köthener Trauermusik, BWV 244a (Reconstructed Jourdain): No. 18, Recitativo "Und, Herr, das ist die Spezerei "” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x9961f4a29de968e75dcb2c6029554e38bd063a35ad5fc05d606a602efb70d0b5 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/FRZ141412180.
Recording identifiers
- ISRC
- FRZ141412180
- Title
- Köthener Trauermusik, BWV 244a (Reconstructed Jourdain): No. 18, Recitativo "Und, Herr, das ist die Spezerei "
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x9961f4a29de968e75dcb2c6029554e38bd063a35ad5fc05d606a602efb70d0b5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:9276483fec1068189b26cbfd024daa5e7570422fa4cc8b70686d63da81e52db1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ141412180
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Köthener Trauermusik, BWV 244a (Reconstructed Jourdain): No. 18, Recitativo "Und, Herr, das ist die Spezerei " · Machine-readable JSON-LD