ISRC NLA507100126
Verified recording
NLA507100126 is “Piano Sonata No. 21 in B flat, D.960: 2. Andante sostenuto” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xa93d6df0de867ee253af87c3fd155b503fafa049e3881f5592df4d806183491d and independently timestamped
in Bitcoin block 960203 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507100126.
Recording identifiers
- ISRC
- NLA507100126
- Title
- Piano Sonata No. 21 in B flat, D.960: 2. Andante sostenuto
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xa93d6df0de867ee253af87c3fd155b503fafa049e3881f5592df4d806183491d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T03:35:13+00:00
- Bitcoin block
- 960203
- Canonical record hash
sha256:8ae8bfcc99d16c6c4ad1cce520e5c1894e2a570676d2a77b8acd860320a2f664- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507100126
- Bitcoin block existence check
- https://blockstream.info/api/block/960203
Full record
Track page: Piano Sonata No. 21 in B flat, D.960: 2. Andante sostenuto · Machine-readable JSON-LD