ISRC FRZ209638430
Verified recording
FRZ209638430 is “CPE Bach: Notebook for Anna Magdalena Bach: March in D Major (Formerly Attributed to JS Bach as BWV Anh. 122)” by Carl Philipp Emanuel Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x5b7b076c157ce261a2bd8ba84682c03afbd4bbc362c88776409bdfc71ace0af3 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209638430.
Recording identifiers
- ISRC
- FRZ209638430
- Title
- CPE Bach: Notebook for Anna Magdalena Bach: March in D Major (Formerly Attributed to JS Bach as BWV Anh. 122)
- Artist
- Carl Philipp Emanuel Bach
- CopyrightID (CopyrightChains transaction hash)
0x5b7b076c157ce261a2bd8ba84682c03afbd4bbc362c88776409bdfc71ace0af3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:92910d49e64ff00763a72ecb8b5b5ee4dd9f4d7be652216ac286878334c45b1f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209638430
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: CPE Bach: Notebook for Anna Magdalena Bach: March in D Major (Formerly Attributed to JS Bach as BWV Anh. 122) · Machine-readable JSON-LD