ISRC NLA507600243
Verified recording
NLA507600243 is “String Quartet No. 13 in A Minor, D.804 - "Rosamunde": 1. Allegro ma non troppo” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x72415dcca993d99578e6127021c696002b083152799b6af46085eeab55ecdb1e and independently timestamped
in Bitcoin block 960250 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507600243.
Recording identifiers
- ISRC
- NLA507600243
- Title
- String Quartet No. 13 in A Minor, D.804 - "Rosamunde": 1. Allegro ma non troppo
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x72415dcca993d99578e6127021c696002b083152799b6af46085eeab55ecdb1e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T11:13:28+00:00
- Bitcoin block
- 960250
- Canonical record hash
sha256:fcfab2f301405669397e002b5b7e70d4fb96e986370da8bc4f1dd9f4a6b3cb0d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507600243
- Bitcoin block existence check
- https://blockstream.info/api/block/960250
Full record
Track page: String Quartet No. 13 in A Minor, D.804 - "Rosamunde": 1. Allegro ma non troppo · Machine-readable JSON-LD