ISRC NLB151800275
Verified recording
NLB151800275 is “Harpsichord Concerto No. 4 in A Major, BWV 1055: III. Allegro ma non tanto” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x562f50deb9ce9d0158d4414cb004c20d761cf296eff8eb83969862c8652e10b4 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB151800275.
Recording identifiers
- ISRC
- NLB151800275
- Title
- Harpsichord Concerto No. 4 in A Major, BWV 1055: III. Allegro ma non tanto
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x562f50deb9ce9d0158d4414cb004c20d761cf296eff8eb83969862c8652e10b4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:a0c7c07abd9332b8336b1de71629238a47fbad3217c697037990562f58b1e48b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB151800275
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Harpsichord Concerto No. 4 in A Major, BWV 1055: III. Allegro ma non tanto · Machine-readable JSON-LD