ISRC USSM11505503
Verified recording
USSM11505503 is “Diabelli Variations - 33 Variations on a Waltz by Anton Diabelli, Op. 120: Var. 11 - Allegretto” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x747e7cd76b4063a1ebc378709899520cdccd28452e9a643147d1cd726f80261c 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/USSM11505503.
Recording identifiers
- ISRC
- USSM11505503
- Title
- Diabelli Variations - 33 Variations on a Waltz by Anton Diabelli, Op. 120: Var. 11 - Allegretto
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x747e7cd76b4063a1ebc378709899520cdccd28452e9a643147d1cd726f80261c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:a2715f7d86a9f472eab1c7384eeeca5d67f39131cae6ca255ed9c44aeb788147- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11505503
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Diabelli Variations - 33 Variations on a Waltz by Anton Diabelli, Op. 120: Var. 11 - Allegretto · Machine-readable JSON-LD