ISRC DEF056101724

Verified recording

DEF056101724 is “Piano Concerto No. 2 in B-Flat Major, Op. 19: III. Rondo. Molto allegro” by Ludwig van Beethoven, registered on the CopyrightChains blockchain with CopyrightID 0x6f03c09f7a7b472076f6f68b195401f738e346f2e5b79013109361d1e0452616 and independently timestamped in Bitcoin block 960422 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056101724.

Recording identifiers

ISRC
DEF056101724
Title
Piano Concerto No. 2 in B-Flat Major, Op. 19: III. Rondo. Molto allegro
Artist
Ludwig van Beethoven
CopyrightID (CopyrightChains transaction hash)
0x6f03c09f7a7b472076f6f68b195401f738e346f2e5b79013109361d1e0452616

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T15:27:29+00:00
Bitcoin block
960422
Canonical record hash
sha256:b077237f0a3d3d3f9b9cccea9c4b3881c7ceb709e39312fecae19b29d84becf5
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056101724
Bitcoin block existence check
https://blockstream.info/api/block/960422

Full record

Track page: Piano Concerto No. 2 in B-Flat Major, Op. 19: III. Rondo. Molto allegro · Machine-readable JSON-LD