ISRC FRZ112400348
Verified recording
FRZ112400348 is “Beethoven: Piano Sonata No. 30 in E Major, Op. 109: III. (e) Variation IV. Etwas langsamer als das Thema” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xa880acf4a944dbdab68e3fd23f7d966b721a2ce319a062cb930abd02ce2c08b8 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/FRZ112400348.
Recording identifiers
- ISRC
- FRZ112400348
- Title
- Beethoven: Piano Sonata No. 30 in E Major, Op. 109: III. (e) Variation IV. Etwas langsamer als das Thema
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xa880acf4a944dbdab68e3fd23f7d966b721a2ce319a062cb930abd02ce2c08b8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:a0a9364513136e9ba791052570d73669d43c7adcb1d0de325cba1b830e2e9421- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ112400348
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Beethoven: Piano Sonata No. 30 in E Major, Op. 109: III. (e) Variation IV. Etwas langsamer als das Thema · Machine-readable JSON-LD