ISRC DEF057001144

Verified recording

DEF057001144 is “Piano Trio No. 4 in B-Flat Major, Op. 11: III. Tema con Variazioni. Andante” by Ludwig van Beethoven, registered on the CopyrightChains blockchain with CopyrightID 0x5024fcace8b3b23de84c8ccb598f6aa2397428c6c9a70e6888be839fa77a5507 and independently timestamped in Bitcoin block 960327 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057001144.

Recording identifiers

ISRC
DEF057001144
Title
Piano Trio No. 4 in B-Flat Major, Op. 11: III. Tema con Variazioni. Andante
Artist
Ludwig van Beethoven
CopyrightID (CopyrightChains transaction hash)
0x5024fcace8b3b23de84c8ccb598f6aa2397428c6c9a70e6888be839fa77a5507

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T00:26:26+00:00
Bitcoin block
960327
Canonical record hash
sha256:324e32c8517d3bd920b2e121e037fe3000dafc2957e0903c4c7098c2eebd9195
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057001144
Bitcoin block existence check
https://blockstream.info/api/block/960327

Full record

Track page: Piano Trio No. 4 in B-Flat Major, Op. 11: III. Tema con Variazioni. Andante · Machine-readable JSON-LD