ISRC FRZ112500017
Verified recording
FRZ112500017 is “Rachmaninov: 5 morceaux de fantaisie, Op. 3: No. 4, Polichinelle” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x725017c5c23a9095543f5b9ebc09d41bb6df97684b09d53e4532242f0e3352a0 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ112500017.
Recording identifiers
- ISRC
- FRZ112500017
- Title
- Rachmaninov: 5 morceaux de fantaisie, Op. 3: No. 4, Polichinelle
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x725017c5c23a9095543f5b9ebc09d41bb6df97684b09d53e4532242f0e3352a0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:56708c858c638e6fdddea050902e0da64f31538b3279102cf180685df7b8f40c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ112500017
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Rachmaninov: 5 morceaux de fantaisie, Op. 3: No. 4, Polichinelle · Machine-readable JSON-LD