ISRC FR50X0304803

Verified recording

FR50X0304803 is “Concerto pour deux violons & cordes in D Minor, BWV 1043: I. Vivace” by Johann Sebastian Bach, registered on the CopyrightChains blockchain with CopyrightID 0x4c2889c0b163fdd6f0b5124867f80f3966c7a383c485f07a48c205d3381b5118 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/FR50X0304803.

Recording identifiers

ISRC
FR50X0304803
Title
Concerto pour deux violons & cordes in D Minor, BWV 1043: I. Vivace
Artist
Johann Sebastian Bach
CopyrightID (CopyrightChains transaction hash)
0x4c2889c0b163fdd6f0b5124867f80f3966c7a383c485f07a48c205d3381b5118

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:307d3a8e604b55a9d42e32d84d670f5a40901e0f9ac7a3e46d0f58b127b5aa66
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X0304803
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Concerto pour deux violons & cordes in D Minor, BWV 1043: I. Vivace · Machine-readable JSON-LD