ISRC DEF056400133
Verified recording
DEF056400133 is “Piano Sonata No. 2 in A Major, Op. 2 No. 2: III. Scherzo (Allegretto)” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x773d476ff662800da3992ed2c71f7ca9e59300a5a2b0eda944e1dec2c93d08a5 and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056400133.
Recording identifiers
- ISRC
- DEF056400133
- Title
- Piano Sonata No. 2 in A Major, Op. 2 No. 2: III. Scherzo (Allegretto)
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x773d476ff662800da3992ed2c71f7ca9e59300a5a2b0eda944e1dec2c93d08a5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:77eb47a4675d3e4916348a8610541c2c76eea36390a32b766cf9f1bc0d61ec8c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056400133
- Bitcoin block existence check
- https://blockstream.info/api/block/960459
Full record
Track page: Piano Sonata No. 2 in A Major, Op. 2 No. 2: III. Scherzo (Allegretto) · Machine-readable JSON-LD