ISRC NLY331603765
Verified recording
NLY331603765 is “Harpsichord Concerto No. 4 in A Major, BWV 1055: I. Allegro” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x37c42d4212d5070113529c622a19bfb189c35317c225c5d0009c3df92ac90934 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331603765.
Recording identifiers
- ISRC
- NLY331603765
- Title
- Harpsichord Concerto No. 4 in A Major, BWV 1055: I. Allegro
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x37c42d4212d5070113529c622a19bfb189c35317c225c5d0009c3df92ac90934
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:368157c9da817ffe06e0aa2152fabf53d4e13c7bbab4feeedc6397090fbfc9b8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331603765
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Harpsichord Concerto No. 4 in A Major, BWV 1055: I. Allegro · Machine-readable JSON-LD