ISRC DEF058100872

Verified recording

DEF058100872 is “Piano Sonata No. 32 in C Minor, Op. 111: II. Arietta (Adagio molto semplice e cantabile)” by Ludwig van Beethoven, registered on the CopyrightChains blockchain with CopyrightID 0x94d0df7cea0508c0dc69f96c2750abdfd3333348195f2583653235b613df1cf8 and independently timestamped in Bitcoin block 956304 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058100872.

Recording identifiers

ISRC
DEF058100872
Title
Piano Sonata No. 32 in C Minor, Op. 111: II. Arietta (Adagio molto semplice e cantabile)
Artist
Ludwig van Beethoven
CopyrightID (CopyrightChains transaction hash)
0x94d0df7cea0508c0dc69f96c2750abdfd3333348195f2583653235b613df1cf8

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:c087a754d0453c204b2431da5ad150cde8016eeb0b26331239cdc57cc408ea2c
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058100872
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Piano Sonata No. 32 in C Minor, Op. 111: II. Arietta (Adagio molto semplice e cantabile) · Machine-readable JSON-LD