ISRC NLA506500476
Verified recording
NLA506500476 is “Brandenburg Concerto No. 4 in G, BWV 1049: 1. Allegro” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x82ca95cbfd974e92a31f8000faed3956f2f2e6c2e382cef709c30c457d61ef02 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506500476.
Recording identifiers
- ISRC
- NLA506500476
- Title
- Brandenburg Concerto No. 4 in G, BWV 1049: 1. Allegro
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x82ca95cbfd974e92a31f8000faed3956f2f2e6c2e382cef709c30c457d61ef02
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:69acf12b0d6b2c83b36064183a14eed3d84d2d8087845e5625a7feaa8b7a2681- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506500476
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Brandenburg Concerto No. 4 in G, BWV 1049: 1. Allegro · Machine-readable JSON-LD