ISRC FR50X2303439
Verified recording
FR50X2303439 is “The Well-Tempered Clavier, Book II: Prelude and Fugue No. 20 in A Minor, BWV 889: I. Prelude” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x4a49b931c2974d428360b8645615ffee92bb0db1ff81276bd57e38d1d70bf443 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/FR50X2303439.
Recording identifiers
- ISRC
- FR50X2303439
- Title
- The Well-Tempered Clavier, Book II: Prelude and Fugue No. 20 in A Minor, BWV 889: I. Prelude
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x4a49b931c2974d428360b8645615ffee92bb0db1ff81276bd57e38d1d70bf443
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:c2016a2b22ce1ceb56561269285fda2aca1ba4a0b770e4d4ddcc53d0b0e735fa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X2303439
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: The Well-Tempered Clavier, Book II: Prelude and Fugue No. 20 in A Minor, BWV 889: I. Prelude · Machine-readable JSON-LD