ISRC FR7JM1757120
Verified recording
FR7JM1757120 is “13 Préludes, Op. 32: No. 1. Allegro vivace in C Major” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x0234daeda2e16f5b5bdf2f637a8e50809da62813a2e34e50679298356fcaa598 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1757120.
Recording identifiers
- ISRC
- FR7JM1757120
- Title
- 13 Préludes, Op. 32: No. 1. Allegro vivace in C Major
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x0234daeda2e16f5b5bdf2f637a8e50809da62813a2e34e50679298356fcaa598
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:d1c7c67c8e170b6140b8ffa177d0ad3e8f287430aab20756707eddca73651360- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1757120
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: 13 Préludes, Op. 32: No. 1. Allegro vivace in C Major · Machine-readable JSON-LD