Der Obersteiger, Act II: "Sei nicht bös'"

Recording by Karl Zeller.

Recording identifiers

ISRC
USZDG0900717
CopyrightID (CopyrightChains transaction hash)
0x19c03d07f6f0ed6a27eff189ee458ab9b41aeb39da4cd72055ed1f6d569df1f1
Copyright registration time
2026-07-06T23:25:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d78083afa3afbde5c28d72fdd04ffff1a80c146f62500e8d4c9bac06b9aa30b4

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.