ISRC NLA507500363
Verified recording
NLA507500363 is “Piano Quartet in E-Flat Major, Op. 47: III. Andante cantabile” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0xff646972451d66cd42536bd7fc6040042f11bb771b3731ef0e6fc6e59847c73b and independently timestamped
in Bitcoin block 960427 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507500363.
Recording identifiers
- ISRC
- NLA507500363
- Title
- Piano Quartet in E-Flat Major, Op. 47: III. Andante cantabile
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0xff646972451d66cd42536bd7fc6040042f11bb771b3731ef0e6fc6e59847c73b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:59:18+00:00
- Bitcoin block
- 960427
- Canonical record hash
sha256:09738cbbb8bddeb482320ed30dbbe7a9513163c1fbdb279b670b56a41cee555a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507500363
- Bitcoin block existence check
- https://blockstream.info/api/block/960427
Full record
Track page: Piano Quartet in E-Flat Major, Op. 47: III. Andante cantabile · Machine-readable JSON-LD