ISRC DEN961901750
Verified recording
DEN961901750 is “Piano Piece in A Major, Kafka f. 160r” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x3d0a1c06e7f5427a64ceeeb3b36d57e99021cf6294fc8201526d398e041f7a0f and independently timestamped
in Bitcoin block 956375 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961901750.
Recording identifiers
- ISRC
- DEN961901750
- Title
- Piano Piece in A Major, Kafka f. 160r
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x3d0a1c06e7f5427a64ceeeb3b36d57e99021cf6294fc8201526d398e041f7a0f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T16:51:38+00:00
- Bitcoin block
- 956375
- Canonical record hash
sha256:50fe2d254051813251185662403d23dc7481e28f64631a624cec03944445cb3d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961901750
- Bitcoin block existence check
- https://blockstream.info/api/block/956375
Full record
Track page: Piano Piece in A Major, Kafka f. 160r · Machine-readable JSON-LD