ISRC CALC42589308
Verified recording
CALC42589308 is “Concerto for Oboe and Violin in C Minor, BWV 1060R: II. Adagio” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x38ffbf48c500d58d264e243ee2333941074d6cf900064ec6364fd6de56a7c07d and independently timestamped
in Bitcoin block 960163 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC42589308.
Recording identifiers
- ISRC
- CALC42589308
- Title
- Concerto for Oboe and Violin in C Minor, BWV 1060R: II. Adagio
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x38ffbf48c500d58d264e243ee2333941074d6cf900064ec6364fd6de56a7c07d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T23:20:38+00:00
- Bitcoin block
- 960163
- Canonical record hash
sha256:7313d5dc8f958e4240a68c5845c8708c3e1a76f27c87d2cc7ff3db25d6436169- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC42589308
- Bitcoin block existence check
- https://blockstream.info/api/block/960163
Full record
Track page: Concerto for Oboe and Violin in C Minor, BWV 1060R: II. Adagio · Machine-readable JSON-LD