ISRC FRU621116915
Verified recording
FRU621116915 is “10 Préludes, Op. 23: V. Prélude en Sol Mineur (Alla Marcia)” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x1888154ffe5e59a54fac0b580b776d275dc79d96c229653060be70c59fb13bf6 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/FRU621116915.
Recording identifiers
- ISRC
- FRU621116915
- Title
- 10 Préludes, Op. 23: V. Prélude en Sol Mineur (Alla Marcia)
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x1888154ffe5e59a54fac0b580b776d275dc79d96c229653060be70c59fb13bf6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:0c40896d3d1f29cdd05790c0157b774bce5a9ac9c53e5d6685bdcd78417f86dc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU621116915
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: 10 Préludes, Op. 23: V. Prélude en Sol Mineur (Alla Marcia) · Machine-readable JSON-LD