ISRC DEF055900603
Verified recording
DEF055900603 is “Piano Concerto No. 2 in C Minor, Op. 18: I. Moderato” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x1264a2b059bd3d29085ee07e24da3ea6e435e8452e6f174c8c847b9502947fc2 and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055900603.
Recording identifiers
- ISRC
- DEF055900603
- Title
- Piano Concerto No. 2 in C Minor, Op. 18: I. Moderato
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x1264a2b059bd3d29085ee07e24da3ea6e435e8452e6f174c8c847b9502947fc2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:baaea6768d104bac7791a6d8ae3bc214af376481cd51f1cea3265b638483c8bb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055900603
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: Piano Concerto No. 2 in C Minor, Op. 18: I. Moderato · Machine-readable JSON-LD