ISRC DEN961830235
Verified recording
DEN961830235 is “Polonaise in F Major, BWV Anh. 117a (App. C)” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x7e4f02c034be1f51657bd9e4e6320c620d98c9bbf835e1bfd40d93d78c9afcdb and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961830235.
Recording identifiers
- ISRC
- DEN961830235
- Title
- Polonaise in F Major, BWV Anh. 117a (App. C)
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x7e4f02c034be1f51657bd9e4e6320c620d98c9bbf835e1bfd40d93d78c9afcdb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:6d56f055b73fb4338b49e1d099e454e51091e1419f395322aa6930ee5ffe6931- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961830235
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Polonaise in F Major, BWV Anh. 117a (App. C) · Machine-readable JSON-LD