ISRC DEF056101744
Verified recording
DEF056101744 is “Piano Concerto No. 3 in C Minor, Op. 37: III. Rondo. Allegro (Cadenza by Kempff)” by Wilhelm Kempff,
registered on the CopyrightChains blockchain with CopyrightID
0x330c77a4891883b3d0683d1e625e7f4754ec28425852e4373f3b22e6363379a7 and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056101744.
Recording identifiers
- ISRC
- DEF056101744
- Title
- Piano Concerto No. 3 in C Minor, Op. 37: III. Rondo. Allegro (Cadenza by Kempff)
- Artist
- Wilhelm Kempff
- CopyrightID (CopyrightChains transaction hash)
0x330c77a4891883b3d0683d1e625e7f4754ec28425852e4373f3b22e6363379a7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:8f9a5ded8f987161e717f172eb4e012dad25f80943ef9f366fc046f0657ba523- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056101744
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Piano Concerto No. 3 in C Minor, Op. 37: III. Rondo. Allegro (Cadenza by Kempff) · Machine-readable JSON-LD