ISRC FRZ148901130
Verified recording
FRZ148901130 is “Six four-handed pieces, Op. 11: VI. Slava” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0xb8e60c3f9b84635655779c6c53ca67616e9f6fd5b9e31491cbd5af177cd8826e and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ148901130.
Recording identifiers
- ISRC
- FRZ148901130
- Title
- Six four-handed pieces, Op. 11: VI. Slava
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0xb8e60c3f9b84635655779c6c53ca67616e9f6fd5b9e31491cbd5af177cd8826e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:06f40be880565bcc60c49f569965e711391c175ab67e64fe5701d6cc2192513d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ148901130
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Six four-handed pieces, Op. 11: VI. Slava · Machine-readable JSON-LD