ISRC HKI199616810
Verified recording
HKI199616810 is “Concerto for 2 violins in D Minor, BWV 1043: Largo ma non tanto” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xf1bef6e49db0a88e6fa2c172abafeb280696e86db1d07cbcdf91c32d4d36180d and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199616810.
Recording identifiers
- ISRC
- HKI199616810
- Title
- Concerto for 2 violins in D Minor, BWV 1043: Largo ma non tanto
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xf1bef6e49db0a88e6fa2c172abafeb280696e86db1d07cbcdf91c32d4d36180d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:76099e1bed99412ae10d5a9afb7af8050f89a116dd8081b2e77f7c3d757478e4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199616810
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: Concerto for 2 violins in D Minor, BWV 1043: Largo ma non tanto · Machine-readable JSON-LD