ISRC USSM10005933
Verified recording
USSM10005933 is “Aufstieg und Fall der Stadt Mahagonny: Ach, bedenken Sie, Herr Jakob Schmidt (Havana Lied) - Also zwanzig Dollar!” by Kurt Weill,
registered on the CopyrightChains blockchain with CopyrightID
0x74416f6ba09e24eaa4e8e80790e817716656a1ae8efd988483375920bb021998 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10005933.
Recording identifiers
- ISRC
- USSM10005933
- Title
- Aufstieg und Fall der Stadt Mahagonny: Ach, bedenken Sie, Herr Jakob Schmidt (Havana Lied) - Also zwanzig Dollar!
- Artist
- Kurt Weill
- CopyrightID (CopyrightChains transaction hash)
0x74416f6ba09e24eaa4e8e80790e817716656a1ae8efd988483375920bb021998
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:154a5f4dba3a723643248d094a122d1c4a755efd56caabca83cb4827a5e6c366- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10005933
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Aufstieg und Fall der Stadt Mahagonny: Ach, bedenken Sie, Herr Jakob Schmidt (Havana Lied) - Also zwanzig Dollar! · Machine-readable JSON-LD