ISRC DEN961400902
Verified recording
DEN961400902 is “The Well-Tempered Clavier, Book 1: Fugue No. 21 in B-Flat Major, BWV 866/2” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x0288ace6b428a629f90f3e5b66d30eadbc3fe248232068653a0ee49fa0aa7e99 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961400902.
Recording identifiers
- ISRC
- DEN961400902
- Title
- The Well-Tempered Clavier, Book 1: Fugue No. 21 in B-Flat Major, BWV 866/2
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x0288ace6b428a629f90f3e5b66d30eadbc3fe248232068653a0ee49fa0aa7e99
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:1d6d0cfd996bbfa9d13be06bfc37bb704b5e0f168028dffe5f2a485ae69962bc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961400902
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: The Well-Tempered Clavier, Book 1: Fugue No. 21 in B-Flat Major, BWV 866/2 · Machine-readable JSON-LD