ISRC NLA507706304
Verified recording
NLA507706304 is “Piano Quintet in A, D.667 - "The Trout": 4. Thema - Andantino - Variazioni I-V - Allegretto” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x09441b438f80526d0c35621cf545b29cde5fd6ff7bde9b00d36d096224459ce4 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507706304.
Recording identifiers
- ISRC
- NLA507706304
- Title
- Piano Quintet in A, D.667 - "The Trout": 4. Thema - Andantino - Variazioni I-V - Allegretto
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x09441b438f80526d0c35621cf545b29cde5fd6ff7bde9b00d36d096224459ce4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:9e3bab87f3332bb543407bf528d61d0384072b0f09a09edd23d052a026d8b469- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507706304
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: Piano Quintet in A, D.667 - "The Trout": 4. Thema - Andantino - Variazioni I-V - Allegretto · Machine-readable JSON-LD