ISRC DEF059105001
Verified recording
DEF059105001 is “Piano Concerto No. 2 in C Minor, Op. 18: I. Moderato” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x8a5b8959382d28464cc37953e7f8c6c70963b2b45628950e306110209436e4b5 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/DEF059105001.
Recording identifiers
- ISRC
- DEF059105001
- Title
- Piano Concerto No. 2 in C Minor, Op. 18: I. Moderato
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x8a5b8959382d28464cc37953e7f8c6c70963b2b45628950e306110209436e4b5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:9ae7d45847070acb9f71221d24a72e7e6d7c2c4baa86377e400d5f17fa161b08- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059105001
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Piano Concerto No. 2 in C Minor, Op. 18: I. Moderato · Machine-readable JSON-LD