ISRC FRZ200400217
Verified recording
FRZ200400217 is “Franck: Prélude, fugue et variation, Op. 18, FWV 30: Fugue” by César Franck,
registered on the CopyrightChains blockchain with CopyrightID
0x19cbbae672ffcff1b4d030f43920fab3b3dbe9f8f7b9a537f0636e93329805e7 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/FRZ200400217.
Recording identifiers
- ISRC
- FRZ200400217
- Title
- Franck: Prélude, fugue et variation, Op. 18, FWV 30: Fugue
- Artist
- César Franck
- CopyrightID (CopyrightChains transaction hash)
0x19cbbae672ffcff1b4d030f43920fab3b3dbe9f8f7b9a537f0636e93329805e7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:4fa51f04d79a0d2f7679d085c006498d0149d2e54080cdbdd299f3f54db9c2c1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ200400217
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Franck: Prélude, fugue et variation, Op. 18, FWV 30: Fugue · Machine-readable JSON-LD