ISRC NLA507500385
Verified recording
NLA507500385 is “Piano Quintet in A, D.667 - "The Trout": 1. Allegro vivace” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xef031d0848279e6ce320bf6e2399c915167315b81185062eb749063e456ddfb1 and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507500385.
Recording identifiers
- ISRC
- NLA507500385
- Title
- Piano Quintet in A, D.667 - "The Trout": 1. Allegro vivace
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xef031d0848279e6ce320bf6e2399c915167315b81185062eb749063e456ddfb1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:2f8e5d6fbf8a5a835f4fde36015b7813e7c76b44aa0bde17205353429a9099c9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507500385
- Bitcoin block existence check
- https://blockstream.info/api/block/960473
Full record
Track page: Piano Quintet in A, D.667 - "The Trout": 1. Allegro vivace · Machine-readable JSON-LD