ISRC USHM19615502
Verified recording
USHM19615502 is “Concerto for Two Violins in D Minor, BWV 1043: II. Largo ma non tanto” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x2b7c7c73b30975c8c5afcab5ed686a50733428b6bc639c7100b0540745055a19 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM19615502.
Recording identifiers
- ISRC
- USHM19615502
- Title
- Concerto for Two Violins in D Minor, BWV 1043: II. Largo ma non tanto
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x2b7c7c73b30975c8c5afcab5ed686a50733428b6bc639c7100b0540745055a19
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:585477e8aefd8da86662b73e3a9c816d616ffac8103e955ddab0d5fe53a4ef0b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM19615502
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Concerto for Two Violins in D Minor, BWV 1043: II. Largo ma non tanto · Machine-readable JSON-LD