ISRC GBF079142904
Verified recording
GBF079142904 is “Happy End (1929): 4. Der Song von Mandelay” by Kurt Weill,
registered on the CopyrightChains blockchain with CopyrightID
0x2e1a1da0d480c0f63ebed0d64610ffc497cb5fbc2a068415192f6a67e76677f2 and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079142904.
Recording identifiers
- ISRC
- GBF079142904
- Title
- Happy End (1929): 4. Der Song von Mandelay
- Artist
- Kurt Weill
- CopyrightID (CopyrightChains transaction hash)
0x2e1a1da0d480c0f63ebed0d64610ffc497cb5fbc2a068415192f6a67e76677f2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:c68ea5771f4c474d79b280a131f6f775d55c5b2823c106db3a5010dad15abf69- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079142904
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Happy End (1929): 4. Der Song von Mandelay · Machine-readable JSON-LD