ISRC PLS921753821
Verified recording
PLS921753821 is “Piano Sonatina in C Major, Op. 88, No. 1: II. Andantino” by Friedrich Kuhlau,
registered on the CopyrightChains blockchain with CopyrightID
0x41698941bf680f609fdf54f2e8b7d4d7595e51641e1cbf133cb23503d3d0cee8 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLS921753821.
Recording identifiers
- ISRC
- PLS921753821
- Title
- Piano Sonatina in C Major, Op. 88, No. 1: II. Andantino
- Artist
- Friedrich Kuhlau
- CopyrightID (CopyrightChains transaction hash)
0x41698941bf680f609fdf54f2e8b7d4d7595e51641e1cbf133cb23503d3d0cee8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:b350f6fcbe7ebe4ce1c11cb2847d144f62bb69c471e0016c056a65b74bbcb16c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLS921753821
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Piano Sonatina in C Major, Op. 88, No. 1: II. Andantino · Machine-readable JSON-LD