ISRC DEAD61913020
Verified recording
DEAD61913020 is “Piano Sonata No. 21 in C Major, Op. 53: III. Presto agitato” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xc73183423bbb32c90accf46c0799d764b64cf54429c9bdeb64c14cb9ea8726ff and independently timestamped
in Bitcoin block 960478 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD61913020.
Recording identifiers
- ISRC
- DEAD61913020
- Title
- Piano Sonata No. 21 in C Major, Op. 53: III. Presto agitato
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xc73183423bbb32c90accf46c0799d764b64cf54429c9bdeb64c14cb9ea8726ff
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:30:38+00:00
- Bitcoin block
- 960478
- Canonical record hash
sha256:72f634f7882983f6144eb9a66b72581a9fba2bfc55db35bce03a233cb4edfcdf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD61913020
- Bitcoin block existence check
- https://blockstream.info/api/block/960478
Full record
Track page: Piano Sonata No. 21 in C Major, Op. 53: III. Presto agitato · Machine-readable JSON-LD