ISRC NLN580571298
Verified recording
NLN580571298 is “Notebook for Anna Magdalena Bach: Polonaise, BWV Anh. 123 (Arr. J.S. Bach)” by Carl Philipp Emanuel Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xc1d3a9431ac4b5b4cde73bac23b016ab145fcbe9f3857226162b14fd0e77b1b6 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/NLN580571298.
Recording identifiers
- ISRC
- NLN580571298
- Title
- Notebook for Anna Magdalena Bach: Polonaise, BWV Anh. 123 (Arr. J.S. Bach)
- Artist
- Carl Philipp Emanuel Bach
- CopyrightID (CopyrightChains transaction hash)
0xc1d3a9431ac4b5b4cde73bac23b016ab145fcbe9f3857226162b14fd0e77b1b6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f035e164f8b92ac2b5d19f96da4476726134d092b33b10da6c525226ebfc8f9a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLN580571298
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Notebook for Anna Magdalena Bach: Polonaise, BWV Anh. 123 (Arr. J.S. Bach) · Machine-readable JSON-LD