ISRC NLY331603754
Verified recording
NLY331603754 is “Concerto for Two Violins and Orchestra in E Major, BWV 1043: II. Largo ma non tanto” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x3b185c236c3d4497ee9a4a308e63bc1cddeba3dc882794dc49ebb27d58b6b772 and independently timestamped
in Bitcoin block 960229 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331603754.
Recording identifiers
- ISRC
- NLY331603754
- Title
- Concerto for Two Violins and Orchestra in E Major, BWV 1043: II. Largo ma non tanto
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x3b185c236c3d4497ee9a4a308e63bc1cddeba3dc882794dc49ebb27d58b6b772
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T08:30:10+00:00
- Bitcoin block
- 960229
- Canonical record hash
sha256:aaed0bfee0cc5898a9d2be1403b91640bcb2cbc59d44dbbe9c032b050b0c6d51- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331603754
- Bitcoin block existence check
- https://blockstream.info/api/block/960229
Full record
Track page: Concerto for Two Violins and Orchestra in E Major, BWV 1043: II. Largo ma non tanto · Machine-readable JSON-LD