ISRC GBAYC2002713
Verified recording
GBAYC2002713 is “Offenbach: Les Contes d'Hoffmann, Act I: "Va! pour Kleinzach" (Hoffmann, Nathanaël, Chorus)” by Jacques Offenbach,
registered on the CopyrightChains blockchain with CopyrightID
0x553eef4a5bc6010bb221e5912022401013c11ca13b207248615a01a6f78ea813 and independently timestamped
in Bitcoin block 957067 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2002713.
Recording identifiers
- ISRC
- GBAYC2002713
- Title
- Offenbach: Les Contes d'Hoffmann, Act I: "Va! pour Kleinzach" (Hoffmann, Nathanaël, Chorus)
- Artist
- Jacques Offenbach
- CopyrightID (CopyrightChains transaction hash)
0x553eef4a5bc6010bb221e5912022401013c11ca13b207248615a01a6f78ea813
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T16:54:37+00:00
- Bitcoin block
- 957067
- Canonical record hash
sha256:2af09017ddd130246a01944a23734729215b05afed0827e470f536c294563b8a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2002713
- Bitcoin block existence check
- https://blockstream.info/api/block/957067
Full record
Track page: Offenbach: Les Contes d'Hoffmann, Act I: "Va! pour Kleinzach" (Hoffmann, Nathanaël, Chorus) · Machine-readable JSON-LD