ISRC NLHK11900017
Verified recording
NLHK11900017 is “Piano Sonata No. 8 in C Minor, Op. 13 "Pathétique": I. Grave - Allegro di molto e con brio” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x4c89bd53c62ddb6ca7ec66893804a23e13d59478b0a557df73acf0c984be0af7 and independently timestamped
in Bitcoin block 960198 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLHK11900017.
Recording identifiers
- ISRC
- NLHK11900017
- Title
- Piano Sonata No. 8 in C Minor, Op. 13 "Pathétique": I. Grave - Allegro di molto e con brio
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x4c89bd53c62ddb6ca7ec66893804a23e13d59478b0a557df73acf0c984be0af7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T02:21:55+00:00
- Bitcoin block
- 960198
- Canonical record hash
sha256:9be75a15b7dd50efbe58dc1d6c1484b0af812a35d0c717ba82d734bc1c58a223- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLHK11900017
- Bitcoin block existence check
- https://blockstream.info/api/block/960198
Full record
Track page: Piano Sonata No. 8 in C Minor, Op. 13 "Pathétique": I. Grave - Allegro di molto e con brio · Machine-readable JSON-LD