ISRC GBF079142902
Verified recording
GBF079142902 is “Happy End (1929): 2. Surabaya Johnny” by Kurt Weill,
registered on the CopyrightChains blockchain with CopyrightID
0xac2e0565c90389e18019ade1046643c7a669fd0d90e106dbbe857618dc060274 and independently timestamped
in Bitcoin block 960240 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079142902.
Recording identifiers
- ISRC
- GBF079142902
- Title
- Happy End (1929): 2. Surabaya Johnny
- Artist
- Kurt Weill
- CopyrightID (CopyrightChains transaction hash)
0xac2e0565c90389e18019ade1046643c7a669fd0d90e106dbbe857618dc060274
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:57:33+00:00
- Bitcoin block
- 960240
- Canonical record hash
sha256:300303022be9fe05dead6ae672720eeb73be4cc9da3db2006495c67b1c123bfd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079142902
- Bitcoin block existence check
- https://blockstream.info/api/block/960240
Full record
Track page: Happy End (1929): 2. Surabaya Johnny · Machine-readable JSON-LD