ISRC FR50X2303441
Verified recording
FR50X2303441 is “The Well-Tempered Clavier, Book II: Prelude and Fugue No. 21 in B-Flat Major, BWV 890: I. Prelude” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x68745dee9b87a7d03ceb0b77ca6f3a148deb48e7f8587fe2f089a7b82598ce56 and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X2303441.
Recording identifiers
- ISRC
- FR50X2303441
- Title
- The Well-Tempered Clavier, Book II: Prelude and Fugue No. 21 in B-Flat Major, BWV 890: I. Prelude
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x68745dee9b87a7d03ceb0b77ca6f3a148deb48e7f8587fe2f089a7b82598ce56
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:51054d8a65deb82bd5258d8524007171f71e4e93f381f56facd81ae402398ebe- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X2303441
- Bitcoin block existence check
- https://blockstream.info/api/block/960473
Full record
Track page: The Well-Tempered Clavier, Book II: Prelude and Fugue No. 21 in B-Flat Major, BWV 890: I. Prelude · Machine-readable JSON-LD