ISRC DEN962030415
Verified recording
DEN962030415 is “33 Variations in C Major, Op. 120 on a Waltz by Diabelli: Var. 14. Grave e maestoso - Live at Pierre Boulez Saal, Berlin / 2020” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x25bc340a739c1edb9c1824c59d1a30cfe8b88426cde05ec6285fab77ba4c2f8a and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962030415.
Recording identifiers
- ISRC
- DEN962030415
- Title
- 33 Variations in C Major, Op. 120 on a Waltz by Diabelli: Var. 14. Grave e maestoso - Live at Pierre Boulez Saal, Berlin / 2020
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x25bc340a739c1edb9c1824c59d1a30cfe8b88426cde05ec6285fab77ba4c2f8a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:ae5756b98278c7a39eccf0d1d7cf1c69d4e859b7e8d3089d06e8dad02275873f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962030415
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 33 Variations in C Major, Op. 120 on a Waltz by Diabelli: Var. 14. Grave e maestoso - Live at Pierre Boulez Saal, Berlin / 2020 · Machine-readable JSON-LD