ISRC NLA507000522
Verified recording
NLA507000522 is “Symphony No. 1 in C minor, Op. 3 - "The Bells of Zlonice": 1. Maestoso - Allegro” by Antonín Dvořák,
registered on the CopyrightChains blockchain with CopyrightID
0xe85e7a43cfd9aa976937ec3e6c19f56bba8e97c9a9be2e8c340a53c15b4004ca and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507000522.
Recording identifiers
- ISRC
- NLA507000522
- Title
- Symphony No. 1 in C minor, Op. 3 - "The Bells of Zlonice": 1. Maestoso - Allegro
- Artist
- Antonín Dvořák
- CopyrightID (CopyrightChains transaction hash)
0xe85e7a43cfd9aa976937ec3e6c19f56bba8e97c9a9be2e8c340a53c15b4004ca
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:d428ccb45af875facc4d309235966c8c840701de2e4649c9059594c3182e5ff2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507000522
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Symphony No. 1 in C minor, Op. 3 - "The Bells of Zlonice": 1. Maestoso - Allegro · Machine-readable JSON-LD