ISRC DEN961930334
Verified recording
DEN961930334 is “33 Variations in C Major, Op. 120 on a Waltz by Diabelli: Var. 33. Tempo di Minuet moderato” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x037b869be63a79e8e0e0240a722afe6933da3bb6d62b8af11f1bf84d03528ad5 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961930334.
Recording identifiers
- ISRC
- DEN961930334
- Title
- 33 Variations in C Major, Op. 120 on a Waltz by Diabelli: Var. 33. Tempo di Minuet moderato
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x037b869be63a79e8e0e0240a722afe6933da3bb6d62b8af11f1bf84d03528ad5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:cd29198d32035bdff2f3164f7dd6b5ed0d6644bfb8e7cea695b7a98f760a50e4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961930334
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: 33 Variations in C Major, Op. 120 on a Waltz by Diabelli: Var. 33. Tempo di Minuet moderato · Machine-readable JSON-LD