ISRC DEF056032461

Verified recording

DEF056032461 is “Piano Sonata No. 7 in D Major, Op. 10 No. 3: I. Presto” by Ludwig van Beethoven, registered on the CopyrightChains blockchain with CopyrightID 0xcfd97bce0c3092a3eae09d02c5c7b93fad0402a9f1283e415776425c549c92ea 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/DEF056032461.

Recording identifiers

ISRC
DEF056032461
Title
Piano Sonata No. 7 in D Major, Op. 10 No. 3: I. Presto
Artist
Ludwig van Beethoven
CopyrightID (CopyrightChains transaction hash)
0xcfd97bce0c3092a3eae09d02c5c7b93fad0402a9f1283e415776425c549c92ea

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09+00:00
Bitcoin block
956302
Canonical record hash
sha256:90f7f84692a2813901659208dff2acea0305b4289fe7f86c0ec000bd77fb10ed
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056032461
Bitcoin block existence check
https://blockstream.info/api/block/956302

Full record

Track page: Piano Sonata No. 7 in D Major, Op. 10 No. 3: I. Presto · Machine-readable JSON-LD