ISRC DEF059304412
Verified recording
DEF059304412 is “Piano Concerto No. 3 in D Minor, Op. 30: II. Intermezzo. Adagio” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x711be5959c4fa5f3d62977bfbaa2fed47b8d2a5ace14c43ec9963c723dcbea68 and independently timestamped
in Bitcoin block 960095 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059304412.
Recording identifiers
- ISRC
- DEF059304412
- Title
- Piano Concerto No. 3 in D Minor, Op. 30: II. Intermezzo. Adagio
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x711be5959c4fa5f3d62977bfbaa2fed47b8d2a5ace14c43ec9963c723dcbea68
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:07:37+00:00
- Bitcoin block
- 960095
- Canonical record hash
sha256:b63d7e2f5e1243271d8610d1e41518226ffb0abbdcdefdb62d819059ca338ed6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059304412
- Bitcoin block existence check
- https://blockstream.info/api/block/960095
Full record
Track page: Piano Concerto No. 3 in D Minor, Op. 30: II. Intermezzo. Adagio · Machine-readable JSON-LD