ISRC DEF059105002
Verified recording
DEF059105002 is “Piano Concerto No. 2 in C Minor, Op. 18: II. Adagio sostenuto” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0xa1d9dc5c33444b38feb94af4a3f692fa8dcfbb60b3afb137dd7690ba81bdaa5f and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059105002.
Recording identifiers
- ISRC
- DEF059105002
- Title
- Piano Concerto No. 2 in C Minor, Op. 18: II. Adagio sostenuto
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0xa1d9dc5c33444b38feb94af4a3f692fa8dcfbb60b3afb137dd7690ba81bdaa5f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:7ea5dfa5a1d76f1421bed55d4080ad4435159ca98ea770b593333bfe56e0a1d6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059105002
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Piano Concerto No. 2 in C Minor, Op. 18: II. Adagio sostenuto · Machine-readable JSON-LD