ISRC DEN961404684
Verified recording
DEN961404684 is “Piano Sonata No. 11 in B-Flat Major, Op. 22: IV. Rondo (Allegretto)” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x788a6e5d788a737295ea205bd8f3f2d7b85cb628ccd850e424a25b620ca45084 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961404684.
Recording identifiers
- ISRC
- DEN961404684
- Title
- Piano Sonata No. 11 in B-Flat Major, Op. 22: IV. Rondo (Allegretto)
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x788a6e5d788a737295ea205bd8f3f2d7b85cb628ccd850e424a25b620ca45084
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:9f1ae882e034669c76267f4e076e9a4ad2ecb3c3ea2aef160f56c91a9e2ebd89- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961404684
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Piano Sonata No. 11 in B-Flat Major, Op. 22: IV. Rondo (Allegretto) · Machine-readable JSON-LD