ISRC DEF058100871
Verified recording
DEF058100871 is “Piano Sonata No. 32 in C Minor, Op. 111: I. Maestoso - Allegro con brio ed appassionato” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xcc76640a2509dd82f0ea5eebdf65817359d945e65936bb7d0c0b0802ca9cff97 and independently timestamped
in Bitcoin block 959144 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058100871.
Recording identifiers
- ISRC
- DEF058100871
- Title
- Piano Sonata No. 32 in C Minor, Op. 111: I. Maestoso - Allegro con brio ed appassionato
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xcc76640a2509dd82f0ea5eebdf65817359d945e65936bb7d0c0b0802ca9cff97
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T15:38:35+00:00
- Bitcoin block
- 959144
- Canonical record hash
sha256:d1c85e1c0354fe9321943bbe2efd5afd57595c49be9070985e64b03d692b648b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058100871
- Bitcoin block existence check
- https://blockstream.info/api/block/959144
Full record
Track page: Piano Sonata No. 32 in C Minor, Op. 111: I. Maestoso - Allegro con brio ed appassionato · Machine-readable JSON-LD