ISRC DEF059302932
Verified recording
DEF059302932 is “Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco mosso” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x7dafe515c31cac4ec8142b48c6018e91d1c61249c948a34f6b879d9f23727927 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059302932.
Recording identifiers
- ISRC
- DEF059302932
- Title
- Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco mosso
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x7dafe515c31cac4ec8142b48c6018e91d1c61249c948a34f6b879d9f23727927
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:6b2cdfd1b59b7524e1c52b470c8a5ca2b189e8913ed8caf4dbc0fc8aa7daf5a6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059302932
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco mosso · Machine-readable JSON-LD