ISRC USB8U1010780
Verified recording
USB8U1010780 is “Die Dreigroschenoper (The Threepenny Opera): Prelude: Moritat von Mackie Messer (Ballad of Mack the Knife): Und der Haifisch, der hat Zahne (Ballad Singer)” by Studio Orchestra,
registered on the CopyrightChains blockchain with CopyrightID
0x2353caaa00df4aeb63d29ad9d23b8305235d30bbb0d12dc6a543baaf55c67002 and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1010780.
Recording identifiers
- ISRC
- USB8U1010780
- Title
- Die Dreigroschenoper (The Threepenny Opera): Prelude: Moritat von Mackie Messer (Ballad of Mack the Knife): Und der Haifisch, der hat Zahne (Ballad Singer)
- Artist
- Studio Orchestra
- CopyrightID (CopyrightChains transaction hash)
0x2353caaa00df4aeb63d29ad9d23b8305235d30bbb0d12dc6a543baaf55c67002
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:8377d455bfaeda911a84124cbb69ff3ce49d6774f307f7d9c62d074ca6cf273b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1010780
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: Die Dreigroschenoper (The Threepenny Opera): Prelude: Moritat von Mackie Messer (Ballad of Mack the Knife): Und der Haifisch, der hat Zahne (Ballad Singer) · Machine-readable JSON-LD