ISRC GBAYC0402560
Verified recording
GBAYC0402560 is “La Grande Duchess de Gerolstein, Acte I: Récit: 'Madame...madame!' (Nepomuc/Duchesse/Boum)” by Jacques Offenbach,
registered on the CopyrightChains blockchain with CopyrightID
0x7a4e7e9b788aaa0f1925ae14518586e6818244fa08fc2e47e5e34dd1839072ff and independently timestamped
in Bitcoin block 960376 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0402560.
Recording identifiers
- ISRC
- GBAYC0402560
- Title
- La Grande Duchess de Gerolstein, Acte I: Récit: 'Madame...madame!' (Nepomuc/Duchesse/Boum)
- Artist
- Jacques Offenbach
- CopyrightID (CopyrightChains transaction hash)
0x7a4e7e9b788aaa0f1925ae14518586e6818244fa08fc2e47e5e34dd1839072ff
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:09:19+00:00
- Bitcoin block
- 960376
- Canonical record hash
sha256:2bbb3ba83c52861e6d09693b34d4cd346ab19f135733f6255bbede72420f83b3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0402560
- Bitcoin block existence check
- https://blockstream.info/api/block/960376
Full record
Track page: La Grande Duchess de Gerolstein, Acte I: Récit: 'Madame...madame!' (Nepomuc/Duchesse/Boum) · Machine-readable JSON-LD