ISRC ITBZ82100843
Verified recording
ITBZ82100843 is “Notebook for Anna Magdalena Bach (1725) [Excerpts]: No. 24, Polonaise in D Minor, BWV Anh. 128” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x7a48c7d56b10127c0030c2b59ce213b4131d675d490ce19f186c3374ead3cc2f 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/ITBZ82100843.
Recording identifiers
- ISRC
- ITBZ82100843
- Title
- Notebook for Anna Magdalena Bach (1725) [Excerpts]: No. 24, Polonaise in D Minor, BWV Anh. 128
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x7a48c7d56b10127c0030c2b59ce213b4131d675d490ce19f186c3374ead3cc2f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2cdb9261a4b8e151d2848004d82cb8aeb73d08150bc55ae1b0cb13e5f6567f9a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITBZ82100843
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Notebook for Anna Magdalena Bach (1725) [Excerpts]: No. 24, Polonaise in D Minor, BWV Anh. 128 · Machine-readable JSON-LD