ISRC CALC42589307

Verified recording

CALC42589307 is “Concerto for Oboe and Violin in C Minor, BWV 1060R: I. Allegro” by Johann Sebastian Bach, registered on the CopyrightChains blockchain with CopyrightID 0x5fda4ef8ecd0e2e6a8fa7e6ea81cfc4187ab9e95781d264e0c6f90ca7f5676f4 and independently timestamped in Bitcoin block 960106 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC42589307.

Recording identifiers

ISRC
CALC42589307
Title
Concerto for Oboe and Violin in C Minor, BWV 1060R: I. Allegro
Artist
Johann Sebastian Bach
CopyrightID (CopyrightChains transaction hash)
0x5fda4ef8ecd0e2e6a8fa7e6ea81cfc4187ab9e95781d264e0c6f90ca7f5676f4

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T12:41:21+00:00
Bitcoin block
960106
Canonical record hash
sha256:09d3c4a86f1045150c57b416090ca9525c95e6373198f0f8f3efff3ba8b1647e
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC42589307
Bitcoin block existence check
https://blockstream.info/api/block/960106

Full record

Track page: Concerto for Oboe and Violin in C Minor, BWV 1060R: I. Allegro · Machine-readable JSON-LD