ISRC DEF056400173

Verified recording

DEF056400173 is “Piano Sonata No. 6 in F Major, Op. 10 No. 2: III. Presto” by Ludwig van Beethoven, registered on the CopyrightChains blockchain with CopyrightID 0xaf540f22bd22d4488739a228a42947590d940e060fcf69c0cf663852fbbd10dc and independently timestamped in Bitcoin block 960455 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056400173.

Recording identifiers

ISRC
DEF056400173
Title
Piano Sonata No. 6 in F Major, Op. 10 No. 2: III. Presto
Artist
Ludwig van Beethoven
CopyrightID (CopyrightChains transaction hash)
0xaf540f22bd22d4488739a228a42947590d940e060fcf69c0cf663852fbbd10dc

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13+00:00
Bitcoin block
960455
Canonical record hash
sha256:960f62f24c30229d660bc97e7e9c5c4fb65199211061f6ba90bc649791952ad1
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056400173
Bitcoin block existence check
https://blockstream.info/api/block/960455

Full record

Track page: Piano Sonata No. 6 in F Major, Op. 10 No. 2: III. Presto · Machine-readable JSON-LD