ISRC FR9W11726718
Verified recording
FR9W11726718 is “Werther, Act III: "Va ! Laisse couler mes larmes" (Arr. for Solo Piano)” by François Virot,
registered on the CopyrightChains blockchain with CopyrightID
0xf6c150fd87dff43ee13c04a215eefa3a16c9c510d9728fbf26de71c631fab670 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W11726718.
Recording identifiers
- ISRC
- FR9W11726718
- Title
- Werther, Act III: "Va ! Laisse couler mes larmes" (Arr. for Solo Piano)
- Artist
- François Virot
- CopyrightID (CopyrightChains transaction hash)
0xf6c150fd87dff43ee13c04a215eefa3a16c9c510d9728fbf26de71c631fab670
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:c7d79256f44a157d15f8d0a925b72856fd877ddc88bf542cc8b224c13b263ef7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W11726718
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Werther, Act III: "Va ! Laisse couler mes larmes" (Arr. for Solo Piano) · Machine-readable JSON-LD