ISRC DEN961205254
Verified recording
DEN961205254 is “Piano Sonata No. 11 in B-Flat Major, Op. 22: IV. Rondo (Allegretto) - 2013 Recording” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xa45b2dc960d839268ffccf5bfe6f924db865e09fd82b8c8aa1a47068c9dd3335 and independently timestamped
in Bitcoin block 960183 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961205254.
Recording identifiers
- ISRC
- DEN961205254
- Title
- Piano Sonata No. 11 in B-Flat Major, Op. 22: IV. Rondo (Allegretto) - 2013 Recording
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xa45b2dc960d839268ffccf5bfe6f924db865e09fd82b8c8aa1a47068c9dd3335
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T01:10:20+00:00
- Bitcoin block
- 960183
- Canonical record hash
sha256:5f64335b668bbdc206efbb3be1a3d52b518a6899020c718da3d2e6b31bff3cd6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961205254
- Bitcoin block existence check
- https://blockstream.info/api/block/960183
Full record
Track page: Piano Sonata No. 11 in B-Flat Major, Op. 22: IV. Rondo (Allegretto) - 2013 Recording · Machine-readable JSON-LD