ISRC NLA508640904
Verified recording
NLA508640904 is “Trumpet Concerto in D: 1. Allegro ma non troppo” by Johann Wilhelm Hertel,
registered on the CopyrightChains blockchain with CopyrightID
0x51b87833cd77c4c8f0aed21f8abcff31c1bb1dde04c366a2e9273ff2b4cd96a6 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/NLA508640904.
Recording identifiers
- ISRC
- NLA508640904
- Title
- Trumpet Concerto in D: 1. Allegro ma non troppo
- Artist
- Johann Wilhelm Hertel
- CopyrightID (CopyrightChains transaction hash)
0x51b87833cd77c4c8f0aed21f8abcff31c1bb1dde04c366a2e9273ff2b4cd96a6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:75b049e4802d2f7766ae3a7f1256e069263079377a0af959851a8df94088c8b8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508640904
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Trumpet Concerto in D: 1. Allegro ma non troppo · Machine-readable JSON-LD