ISRC FRZ119208840
Verified recording
FRZ119208840 is “Bach, JS: Keyboard Partita No. 4 in D Major, BWV 828: III. Courante” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x50b4c06ae73728de25bbdbecc338247fb16c3c537ac45f0b588c0ccd8edf2e22 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119208840.
Recording identifiers
- ISRC
- FRZ119208840
- Title
- Bach, JS: Keyboard Partita No. 4 in D Major, BWV 828: III. Courante
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x50b4c06ae73728de25bbdbecc338247fb16c3c537ac45f0b588c0ccd8edf2e22
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:77401cf5031daa9c4448afe02b221544ddbb02a40122ed78a3f3e7a7b19f11cf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119208840
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Bach, JS: Keyboard Partita No. 4 in D Major, BWV 828: III. Courante · Machine-readable JSON-LD