ISRC ITBZ82100834
Verified recording
ITBZ82100834 is “Notebook for Anna Magdalena Bach (1725) [Excerpts]: No. 17, Polonaise in G Minor, H. 1 No. 2 [Attrib. J.S. Bach's BWV Anh. 123]” by Carl Philipp Emanuel Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xd46975dfaa5682dea590cc6246caafe02c90f93ea58f62aca110e1b04b0740ef 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/ITBZ82100834.
Recording identifiers
- ISRC
- ITBZ82100834
- Title
- Notebook for Anna Magdalena Bach (1725) [Excerpts]: No. 17, Polonaise in G Minor, H. 1 No. 2 [Attrib. J.S. Bach's BWV Anh. 123]
- Artist
- Carl Philipp Emanuel Bach
- CopyrightID (CopyrightChains transaction hash)
0xd46975dfaa5682dea590cc6246caafe02c90f93ea58f62aca110e1b04b0740ef
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:c699d8850459bc05a67b0182a12b87dd9cc4fa195f5214687bfa9188f877f0e1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITBZ82100834
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Notebook for Anna Magdalena Bach (1725) [Excerpts]: No. 17, Polonaise in G Minor, H. 1 No. 2 [Attrib. J.S. Bach's BWV Anh. 123] · Machine-readable JSON-LD