ISRC FRZ200003803
Verified recording
FRZ200003803 is “Rachmaninov: 10 Preludes, Op. 23: No. 3 in D Minor” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x1e62d859008c602fc5c880cf002a1d7cdf54b3fc09a9cacefaffaa9124d37c6c and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ200003803.
Recording identifiers
- ISRC
- FRZ200003803
- Title
- Rachmaninov: 10 Preludes, Op. 23: No. 3 in D Minor
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x1e62d859008c602fc5c880cf002a1d7cdf54b3fc09a9cacefaffaa9124d37c6c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:0094283ed62993a35cce280be75bfdb692c2a34116855efbe375a8366f3fab8e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ200003803
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Rachmaninov: 10 Preludes, Op. 23: No. 3 in D Minor · Machine-readable JSON-LD