ISRC DEF057601781

Verified recording

DEF057601781 is “Piano Concerto No. 4 in G Major, Op. 58: I. Allegro moderato” by Ludwig van Beethoven, registered on the CopyrightChains blockchain with CopyrightID 0x13bba41655ff0abcbd7ff32164774eef35223b04135eeacf14649ed15413bdeb and independently timestamped in Bitcoin block 960095 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057601781.

Recording identifiers

ISRC
DEF057601781
Title
Piano Concerto No. 4 in G Major, Op. 58: I. Allegro moderato
Artist
Ludwig van Beethoven
CopyrightID (CopyrightChains transaction hash)
0x13bba41655ff0abcbd7ff32164774eef35223b04135eeacf14649ed15413bdeb

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T11:07:37+00:00
Bitcoin block
960095
Canonical record hash
sha256:c191a20e64e983a8aa2d802892212856be055e8d2de2a27757a67e6ddcd3972c
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057601781
Bitcoin block existence check
https://blockstream.info/api/block/960095

Full record

Track page: Piano Concerto No. 4 in G Major, Op. 58: I. Allegro moderato · Machine-readable JSON-LD