ISRC NLA507400191
Verified recording
NLA507400191 is “Brandenburg Concerto No. 4 in G, BWV 1049: 1. Allegro” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xf0c1f33e93df1564c9a2b3dd8089fd45481d864a49058e33b6ca22a4c3bc9a69 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/NLA507400191.
Recording identifiers
- ISRC
- NLA507400191
- Title
- Brandenburg Concerto No. 4 in G, BWV 1049: 1. Allegro
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xf0c1f33e93df1564c9a2b3dd8089fd45481d864a49058e33b6ca22a4c3bc9a69
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:be115f741130c6c336f03cdb5ce64cae9021c88625fb18989097a88168bd4027- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507400191
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Brandenburg Concerto No. 4 in G, BWV 1049: 1. Allegro · Machine-readable JSON-LD