ISRC FRUM71601602
Verified recording
FRUM71601602 is “33 Piano Variations In C, Op. 120 On A Waltz By Anton Diabelli: Variation 4 (Un poco più vivace)” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xd8855857b28039d43a979650f0717638af354d316878888f664b89792ca9f2cb 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/FRUM71601602.
Recording identifiers
- ISRC
- FRUM71601602
- Title
- 33 Piano Variations In C, Op. 120 On A Waltz By Anton Diabelli: Variation 4 (Un poco più vivace)
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xd8855857b28039d43a979650f0717638af354d316878888f664b89792ca9f2cb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:827cceca9aab8cd94eb6d7f3f972ba35c52831502eb965fc16c9479d0e80d5c1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM71601602
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 33 Piano Variations In C, Op. 120 On A Waltz By Anton Diabelli: Variation 4 (Un poco più vivace) · Machine-readable JSON-LD