ISRC DEF058831201
Verified recording
DEF058831201 is “13 Préludes op.32: No. 1 in C major: Allegro vivace” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x56c135bff6763e570533c5924cea9ce399a652c07a9a73ca94a9cdabb1900f46 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058831201.
Recording identifiers
- ISRC
- DEF058831201
- Title
- 13 Préludes op.32: No. 1 in C major: Allegro vivace
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x56c135bff6763e570533c5924cea9ce399a652c07a9a73ca94a9cdabb1900f46
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:81a45437beeca3062dc12d4f1e4b45a1b91c3cd538da959eaea590a51ccad045- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058831201
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: 13 Préludes op.32: No. 1 in C major: Allegro vivace · Machine-readable JSON-LD