ISRC FRZ200400216
Verified recording
FRZ200400216 is “Franck: Prélude, fugue et variation, Op. 18, FWV 30: Prélude” by César Franck,
registered on the CopyrightChains blockchain with CopyrightID
0xc3756b8fa6262ff81f84121ab4e70fb060f40132c209457228305e58e55326c7 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/FRZ200400216.
Recording identifiers
- ISRC
- FRZ200400216
- Title
- Franck: Prélude, fugue et variation, Op. 18, FWV 30: Prélude
- Artist
- César Franck
- CopyrightID (CopyrightChains transaction hash)
0xc3756b8fa6262ff81f84121ab4e70fb060f40132c209457228305e58e55326c7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:5740002fd55c101648863dad683d205aac702660276fadcdcc7ddbfb5fd47fe3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ200400216
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Franck: Prélude, fugue et variation, Op. 18, FWV 30: Prélude · Machine-readable JSON-LD