ISRC FRZ200300031
Verified recording
FRZ200300031 is “Rachmaninov: Piano Concerto No. 3 in D Minor, Op. 30: II. Intermezzo (Adagio)” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x6c37a5519fdeb3ab3b966fc4dcfe27b33216ad582e4dd03fdd5b39c133529b79 and independently timestamped
in Bitcoin block 960106 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ200300031.
Recording identifiers
- ISRC
- FRZ200300031
- Title
- Rachmaninov: Piano Concerto No. 3 in D Minor, Op. 30: II. Intermezzo (Adagio)
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x6c37a5519fdeb3ab3b966fc4dcfe27b33216ad582e4dd03fdd5b39c133529b79
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T12:41:21+00:00
- Bitcoin block
- 960106
- Canonical record hash
sha256:31be4b21daa0e6fc91650aa7bb461686158c0a310576e7d872a4de67604854e3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ200300031
- Bitcoin block existence check
- https://blockstream.info/api/block/960106
Full record
Track page: Rachmaninov: Piano Concerto No. 3 in D Minor, Op. 30: II. Intermezzo (Adagio) · Machine-readable JSON-LD