ISRC GBAYC0300128
Verified recording
GBAYC0300128 is “Les Contes d'Hoffmann, Act III: Aujourd'hui, cependant, affermis mon courage (Giulietta/Hoffmann)” by Elisabeth Schwarzkopf,
registered on the CopyrightChains blockchain with CopyrightID
0xef74a54c1fdc29414726c2d36ec6dcf9d730931be897e97a4df419a2c368e046 and independently timestamped
in Bitcoin block 960236 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0300128.
Recording identifiers
- ISRC
- GBAYC0300128
- Title
- Les Contes d'Hoffmann, Act III: Aujourd'hui, cependant, affermis mon courage (Giulietta/Hoffmann)
- Artist
- Elisabeth Schwarzkopf
- CopyrightID (CopyrightChains transaction hash)
0xef74a54c1fdc29414726c2d36ec6dcf9d730931be897e97a4df419a2c368e046
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:37:10+00:00
- Bitcoin block
- 960236
- Canonical record hash
sha256:f2cd016e055854585a464fa25f15fecaccf942cad1d74d3f29b687e53eb54510- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0300128
- Bitcoin block existence check
- https://blockstream.info/api/block/960236
Full record
Track page: Les Contes d'Hoffmann, Act III: Aujourd'hui, cependant, affermis mon courage (Giulietta/Hoffmann) · Machine-readable JSON-LD