ISRC GBBBA0340111
Verified recording
GBBBA0340111 is “Les Contes d'Hoffmann / Act 4: Entr'acte (Barcarolle) - "Messieurs, silence!" - "Belle nuit, ô nuit d'amour"” by Jacques Offenbach,
registered on the CopyrightChains blockchain with CopyrightID
0x8277574015503a3d10223e070f8419bdaa814d23b7f8de52fede9dfc63748b3f 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/GBBBA0340111.
Recording identifiers
- ISRC
- GBBBA0340111
- Title
- Les Contes d'Hoffmann / Act 4: Entr'acte (Barcarolle) - "Messieurs, silence!" - "Belle nuit, ô nuit d'amour"
- Artist
- Jacques Offenbach
- CopyrightID (CopyrightChains transaction hash)
0x8277574015503a3d10223e070f8419bdaa814d23b7f8de52fede9dfc63748b3f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:9ed8914d40ff839b6805e55c3b8ba2a5e68e1bfc27e5e6a154c26f9c163c1a39- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0340111
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Les Contes d'Hoffmann / Act 4: Entr'acte (Barcarolle) - "Messieurs, silence!" - "Belle nuit, ô nuit d'amour" · Machine-readable JSON-LD